63mm Neck preform 30g plastic bottle 38g preform PET preform for shampoo and hand sanitizer bottles
FEATURES
Building the “Hard Power” Foundation
Customers need to trust your equipment base before they trust your promises. Start by showcasing your machinery assets in terms of what they deliver to the customer:
Mold Processing Equipment
“We are equipped with 5-axis high-speed CNC machining centers capable of processing complex curved surfaces at 0.002mm precision, ensuring your product‘s parting lines are smooth and free of burrs—eliminating secondary finishing operations and reducing your post-processing costs by up to 30%.” This level of precision means shampoo bottles emerge from the mold with a flawless finish, requiring no manual trimming or polishing, which directly lowers your per-unit labor cost.
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Mold Description
Product Materials:
PET PETG
Mold Material:
S136ESR
Number of Cavities:
12
Glue Feeding Method:
Hot runner
Cooling Method:
Water cooling
Molding Cycle
22.5s
- The mold manufacturing process and product material selection
“We operate slow-moving wire EDM (Electrical Discharge Machining) for micro-hole and narrow-slot machining down to 0.03mm, preventing thin-wall deformation that commonly causes bottleneck sealing failures on hand sanitizer dispensers.” When your preform neck finish is dimensionally perfect, capping torque is consistent, and leak rates drop to near zero—protecting your product integrity and brand reputation.
Injection Molding Machine Fleet
List your clamping force range (e.g., 30 tons to 4,000 tons) and specify the product size coverage. For PET preform applications, the standard clamping force rule is 8 to 12 tons per cavity, with a 10–15% safety margin for mold wear over time. A 48-cavity mold for typical preforms generally requires 220–300 tons of clamping force.
Emphasize: “All machines are all-electric servo-driven, delivering stable repeatability at ±0.1% precision, ensuring every single shot in mass production is identical.” This directly translates to predictable production output and zero surprises in your supply chain.
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Inspection Equipment
CMM (Coordinate Measuring Machine) and optical imaging systems are mandatory items to mention. Professional phrasing: “Every mold undergoes a full dimensional inspection before shipment, with critical dimensions validated at CPK ≥ 1.33.” For customers, CPK ≥ 1.33 means your manufacturing process is statistically capable of producing 99.99% good parts—reducing the risk of defective preforms reaching your blowing line and causing costly production stoppages.
Part Two: Highlighting “Mold Manufacturing” Core Competitiveness
Customers care most about mold lifespan, precision, delivery lead times, and repair costs. Here is how to present each dimension:
Dimension Technical Statement (Customer-Understood Value)
Mold Life “Our mold bases use P20 steel while cavity inserts employ premium materials including S136, 2344, 2343, 8407, SKD11, SKD61, DC53, M340, 4Cr13, 9Cr18, NAK80, and H13. We guarantee 500,000 shots for glass-fiber reinforced materials and over 1,000,000 shots for standard plastics—meaning you won’t face unexpected mold replacement costs for years, and your ROI horizon is fully predictable.”
Achievable Tolerances “±0.05mm for general structural components, down to ±0.005mm for precision applications. We provide material certificates and heat treatment records for every mold steel batch—full traceability gives you audit-ready documentation and risk mitigation.”
Mold Types “Hot runner systems (waste reduction, lower scrap rates), stack molds (doubles output from the same machine footprint), two-shot/multi-material molds, and high-gloss molds (Ra < 0.05μm, ideal for transparent preforms).” Clear statement of capabilities informs customers exactly what manufacturing scenarios you can handle.
Gating Solutions “We conduct mold flow analysis prior to any metal being cut to predict weld-line locations, gas trap positions, and optimize gate quantity and placement for balanced cavity filling—preventing short shots and reducing material waste before production even starts.”
Lead Time Standards “Simple molds: 10 days. Medium-complexity molds: 25–45 days. Expedited options available in as few as 20 days—with all validation steps preserved, so faster delivery never means compromised quality.”
Part Three: Demonstrating “Injection Molding” Process Control
Customers worry about visible defects (sink marks, flash), dimensional instability, and batch-to-batch color variation. Address these concerns directly:
Process Standardization
“All machines are networked with parameters (temperature, pressure, speed, time) locked into our MES (Manufacturing Execution System), accessible only by authorized engineers. First-piece and last-piece comparisons are performed for every batch—so batch #1 and batch #1,000 have identical quality. Your supply chain receives consistent preforms every time.”
Dimensional Stability Control
“Our molds are equipped with zone-controlled mold temperature controllers, maintaining core and cavity temperature differences within 2°C—eliminating warpage and shrinkage variation. In comparable projects, we have achieved critical hole spacing variation ≤ 0.02mm across three production batches within a single week.”
Appearance Grade Classification
Specify achievable grades: “Transparent preforms: no bubbles, no flow marks. Platable preforms: no gas streaks. High-gloss surfaces: surface roughness Ra ≤ 0.2μm. For products requiring coating or printing: we build in compensation allowances to ensure print registration accuracy of ±0.1mm.”
Special Material Capabilities
List your practical experience with engineered resins: “PC/ABS, PC, PPS+40%GF, PEEK, PTFE/PFA, PA6+GF30, PBT, PEI/PPS/LCP, and liquid silicone rubber (LSR). We maintain UL94 V-0 certification for flame-retardant applications and offer UV resistance validated to 3,000 hours without discoloration.”
Part Four: Reducing Customer Management Costs Through Full-Service Solutions
Early-Stage Intervention (DFM Report)
“We provide a complete mold feasibility analysis report before contract signing, including recommended draft angles, wall thickness optimization studies, optimal gate locations, and acceptable ejector pin mark areas. We identify molding issues before any metal is cut, preventing expensive design changes after the mold is built.”
Trial Molding and Samples
“We supply T0 through T3 trial samples with improvement reports for each iteration. Quick-change inserts allow us to validate alternative design configurations without rebuilding the entire mold—saving you development time and engineering costs.”
Small-Batch Validation
“We offer 100 to 500 shots of pre-production validation before full-scale manufacturing begins, complete with yield rate and CPK statistical reports—ensuring your production line starts with a validated, capable process, not experiments.”
Maintenance and Spare Parts
“A complete set of wear parts (ejector pins, cavity inserts) is delivered with every mold. We provide scheduled mold maintenance every 200,000 cycles and offer lifetime repair services at cost—ensuring your production never stops for preventable mold failures.”
Part Five: Differential Comparisons with Direct Commitments to Customer Concerns
Rather than simply claiming you‘re better, directly address common industry pain points:
Common Customer Complaint Your Professional Commitment (Actionable and Verifiable)
“Molds break down constantly, disrupting my orders.” “We conduct 2,000-shot aging tests and provide a comprehensive wear report before delivery. We offer a 3-year structural warranty on the mold (excluding normal wear parts).”
“Excessive flash requires costly secondary finishing.” “Our parting lines are machined to 0.005mm fit precision, and we use self-locking clamp force compensation systems—ensuring every batch maintains flash ≤ 0.03mm, eliminating manual deburring operations.”
“Dimensions change from batch to batch.” “We install ultrasonic wall thickness sensors on every injection machine, providing real-time feedback to automatically compensate holding pressure. Additionally, in-mold temperature and pressure sensors enable closed-loop process control.”
“Mold repairs take too long.” “We maintain in-house electrode machining centers and EDM workshops—mold repairs are handled without outsourcing. Standard weld repair or insert replacements are completed within 24 hours to restore production.”
Understanding the 63mm Neck Preform Market
The 63mm wide-mouth neck finish is a popular choice for producing large-format containers—jars, food packaging, and personal care bottles—with capacities up to 25 liters. For shampoo and hand sanitizer applications, 63mm neck preforms offer convenient dispensing access and compatibility with standard dispensing pumps and closures.
Standard Weight Options for 63mm Neck Preforms
63mm neck preforms are available in a wide range of standard gram weights, designed to match specific container capacities and performance requirements:
Preform Weight Typical Application
19.5g Small-format jars and lightweight personal care containers
20g Ultra-lightweight 100 ml containers
21g Standard personal care and cosmetic jars
25g 250–300 ml food and personal care containers
28g Standard 250–350 ml containers for shampoos and hand sanitizers
29g 200–350 ml food jars with snap-on neck designs
34g Heavy-duty containers requiring enhanced strength
36g 300–400 ml wide-mouth jars for thicker liquids and gels
41g High-strength large-format containers
For 63mm neck preforms, lighter weight options (21g, 25g, 28g) are typically used for personal care products such as shampoo bottles and hand sanitizer containers, where convenience and material cost optimization are priorities. Heavier preforms (34g, 36g, 41g) are specified for more demanding applications requiring greater mechanical strength and thicker container walls.
Ansix Tech offers the full spectrum of 63mm neck preform weights, from ultra-light 19.5g to heavy-duty 41g and beyond, ensuring customers find the exact preform specification that balances container performance, material cost, and sustainability goals.
Project Plan: 63mm Neck Preform – 30g Plastic Bottle – 38g Preform PET Preform for Shampoo and Hand Sanitizer Bottles
Executive Summary
For PET preform manufacturers, every technical specification—from mold steel selection to cooling channel design—must deliver measurable customer value. This project plan documents how Ansix Tech‘s manufacturing capabilities in 63mm neck preforms, 30g plastic bottle preforms, and 38g preforms for shampoo and hand sanitizer bottles translate engineering decisions into customer-facing benefits: reduced production costs, eliminated supply chain risks, and guaranteed quality.
Rather than listing equipment specifications, this plan demonstrates how Ansix Tech’s 28+ years of manufacturing experience, DFM-driven design methodology, and closed-loop process control systems directly solve the five biggest customer anxieties in PET preform procurement.
Section 1: Engineering Foundation – The “Hard Power” Your Business Depends On
1.1 Mold Processing Equipment (What This Means for Your Business)
Ansix Tech operates a 5-axis high-speed CNC machining center capable of processing complex curved surfaces to a precision of 0.002mm. For your 63mm neck preform mold, this precision means the parting line between mold halves is so smooth that no manual deburring is required after injection. For 30g bottle and 38g preform molds, it eliminates the secondary finishing operations that typically add 15–30% to your post-molding labor costs.
Our slow-moving wire EDM technology machines micro-holes and narrow slots down to 0.03mm. In a 63mm neck preform mold, these micro-features create the precise thread geometry and tamper-evident bands that prevent capping defects. When your mold achieves this level of precision on critical neck finish dimensions, your automatic capping line runs at full speed without jams—protecting your production throughput.
1.2 Injection Molding Machine Fleet (Predictable Output = Predictable Profit)
Ansix Tech‘s all-electric servo-driven injection molding machines range from 30 tons to 4,000 tons of clamping force, covering every product size from single-cavity test molds to 192-cavity high-volume production systems. For PET preform applications, we apply the industry-standard rule of 8 to 12 tons of clamping force per cavity, plus a 10–15% safety margin for long-term wear. A 48-cavity mold for a 28g 63mm neck preform requires 220–300 tons; our 400-ton machines comfortably handle 96-cavity configurations for maximum output.
All machines deliver ±0.1% shot-to-shot repeatability. For 30g plastic bottle preforms, ±0.03g weight variation per shot means your final blown bottles have consistent wall thickness, burst strength, and material usage. In hand sanitizer packaging, consistent weight translates directly to regulatory compliance—every bottle meets its labeled fill volume claim.
1.3 Inspection and Metrology (Risk-Free Validation)
Every mold shipped from Ansix Tech undergoes full dimensional inspection on a CMM (Coordinate Measuring Machine) and optical imaging system, with critical dimensions validated at CPK ≥ 1.33. A CPK of 1.33 or higher means your manufacturing process is statistically capable of producing 99.99% of parts within specification—reducing the risk of defective preforms reaching your blow molding line and causing catastrophic production stoppages or product recalls.
Section 2: Mold Manufacturing – The Core Competitiveness that Protects Your Investment
2.1 Mold Steel Selection and Heat Treatment (Durability You Can Count On)
Ansix Tech selects mold materials based on a clear principle: match the steel to the production volume and resin type, then guarantee results in writing.
Mold Component Material Options Customer-Understood Commitment
Mold Base P20 Provides structural stability for millions of cycles
Cavity Inserts S136, 2344, 2343, 8407, SKD11, SKD61, DC53, M340, 4Cr13, 9Cr18, NAK80, H13 Virgin PET: 1M+ shots; Glass-filled PET: 500K+ shots guaranteed
Runner Components Hot runner steel grades Even filling, minimal pressure drop, consistent cavity weight
We provide full traceability—steel mill certificates, heat treatment logs, and hardness test reports accompany every mold. For 38g preforms intended for commercial hand sanitizer bottles running 24/7 production lines, this traceability means you have audit-ready documentation for ISO and customer quality audits.
2.2 Mold Flow Analysis (DFM that Prevents Problems, Not Just Documents Them)
Before any metal is cut for a 63mm neck preform mold, Ansix Tech conducts complete mold flow analysis specifically targeting:
Weld-line locations (potential structural weak points in final bottles)
Gas trap positions (cosmetic defects on transparent preforms)
Cooling time optimization (shorter cycles = lower per-unit cost)
Gate placement for balanced filling across all cavities
For shampoo bottle preforms, balanced filling means every cavity produces a preform within ±0.2–0.5% weight tolerance. When weight variation falls within this range, final bottle wall thickness is uniform, burst strength is consistent, and material waste is minimized.
2.3 Cooling System Design (Cycle Time = Your Profit Margin)
Cooling typically consumes 50–70% of the total injection molding cycle time. Ansix Tech‘s molds incorporate conformal cooling channels that follow the preform contour, reducing cooling time by 15–25% compared to conventional drilled-channel designs. For a 48-cavity mold producing 30g preforms, a 20% reduction in cooling time can increase annual output by millions of preforms without adding machine capacity.
Our zone-controlled mold temperature management maintains core and cavity temperature differences within 2°C, eliminating warpage and post-mold shrinkage that causes capping line rejects. For 38g preforms with thicker walls, this tight temperature control is critical for preventing sink marks on the neck finish and maintaining consistent intrinsic viscosity (IV) throughout the preform body.
2.4 Gating and Runner System (Material Savings that Add Up)
PET preform molds require precise gating to achieve IV retention, low acetaldehyde (AA) generation, and consistent filling. Ansix Tech‘s designs incorporate:
Gate diameters optimized for your specific preform weight and wall thickness, preventing shear-induced IV degradation
Hot runner systems with individual cavity temperature control, allowing fine adjustment of fill balance
Valve gate designs that eliminate gate vestige, preventing contamination of downstream blow molding equipment
For a high-volume 30g shampoo bottle preform running 24 cavities, an optimized gate and runner system reduces material waste by 5–10%, saving thousands of dollars in raw material costs annually.
Section 3: Injection Molding Process Control – Eliminating the “Quality Anxiety”
3.1 Drying and Material Preparation (One Parameter that Controls Everything)
PET is a moisture-sensitive resin. If pellets contain more than 50 ppm moisture before injection, hydrolysis degrades the polymer chain, reducing IV and weakening the final bottle. Ansix Tech‘s closed-loop desiccant dryers maintain pellet moisture between 20–40 ppm across all production shifts, with real-time monitoring alarms at 50 ppm. For 38g hand sanitizer preforms, this rigorous moisture control means bottles resist environmental stress cracking and meet USP packaging standards for pharmaceutical-grade products.
3.2 Real-Time Process Parameter Control (Batch #1 = Batch #1,000)
All Ansix Tech injection molding machines are connected to our MES (Manufacturing Execution System), with critical process parameters locked at engineering-approved setpoints:
Parameter Control Method Customer Value
Melt temperature Closed-loop PID control ±2°C Consistent IV and AA levels, no taste/odor issues
Injection speed Servo-controlled profile No flow marks, consistent wall distribution
Holding pressure Cascade pressure profile Sink-free finish, dimensional stability
Cooling time Timed + thermal sensor validation Warpage-free preforms, ready for immediate blowing
Only authorized engineers can adjust parameters, and all changes are logged with timestamps and operator identification—full traceability for quality audits and customer certifications.
3.3 Intrinsic Viscosity (IV) Management (The Hidden Quality Metric)
For PET preforms, IV is the single most important predictor of final bottle performance. Beverage-grade PET typically requires IV of 0.70–0.85 dL/g. Ansix Tech tracks IV drift to within ±0.02 dL/g from baseline—a tolerance window that ensures consistent stretch-blow behavior and predictable bottle burst strength. IV drift exceeding this window triggers immediate process investigation, preventing downstream defects before they occur.
3.4 Acetaldehyde (AA) Control (Protecting Your Brand Reputation)
AA is a byproduct of PET thermal degradation that imparts a sweet, plastic-like taste to bottled products. For shampoo and hand sanitizer bottles, AA contamination is unacceptable—consumers will notice off-odors immediately. Ansix Tech achieves AA levels below 10 ppm through:
Low-shear screw designs that minimize melt residence time
Shot volume maintained at 30–80% of machine capacity to prevent overheating
Cycle times optimized to limit melt exposure to elevated temperatures
Section 4: Full-Service Solutions – Reducing Your Total Cost of Ownership
4.1 Early-Stage DFM Intervention (Preventing Expensive Mistakes)
The single most expensive time to discover a molding problem is after the mold is built. Ansix Tech‘s DFM report, delivered before any machining begins, includes:
DFM Element What It Addresses Customer Cost Savings
Draft angle analysis Prevents ejection damage Eliminates 100% of post-mold rework
Wall thickness optimization Prevents sink and warp Reduces material usage by 2–5%
Gate location study Prevents visible weld lines Zero cosmetic rejections
Ejector pin mark assessment Prevents sealing surface damage Zero capping line rejects
When we design a 38g preform mold, we simulate the entire injection process in software before cutting steel—ensuring your mold works correctly on the first trial, not the third.
4.2 Trial Molding and Production Ramp (Proven Before You Pay)
Ansix Tech follows a structured NPI (New Product Introduction) process for every PET preform project:
T0 Trial (First Mold Test): We run the mold on our machines, identify any issues with filling, cooling, or ejection, and document findings. You receive preforms from all cavities for dimensional and visual inspection.
T1 Trial: Issues identified in T0 are corrected. New samples are provided with a formal improvement report documenting all changes made.
T2 Trial: Verification that all corrective actions have achieved target specifications.
T3 Trial (Production Validation): Small-batch production of 500–1,000 shots per cavity, with yield rate and CPK statistics demonstrating process capability.
Only after T3 validation does Ansix Tech begin full-scale mass production. For 30g shampoo bottle preforms, this structured ramp means your supply chain receives parts from a validated process, not from experimental trials.
4.3 Maintenance, Spare Parts, and Repair Services (Keeping Your Line Running)
Every Ansix Tech mold ships with a complete set of wear parts (ejector pins, cavity inserts, hot runner tips) stored in a labeled kit. Scheduled maintenance is performed every 200,000 cycles, including: polished cavity surfaces; replaced worn ejector pins; recalibrated hot runner temperature sensors; inspected cooling channel seals.
When emergency repairs are required, Ansix Tech‘s in-house electrode machining centers and EDM workshops complete standard repairs (weld repair, insert replacement) within 24 hours. For 38g preform molds running 24/7 high-volume lines, 24-hour repair capability means your production line experiences zero days of unplanned downtime.
4.4 Full-Spectrum Material Capabilities (One Supplier for All Your Needs)
Ansix Tech has production experience with the full range of engineered resins required for personal care packaging:
Material Grade Typical Application Key Property
Virgin PET (0.78–0.84 dL/g) Premium transparent shampoo bottles Clarity, high gloss
rPET blends (up to 100%) Sustainable packaging Recycled content, cost savings
Glass-filled PET Heavy-duty hand sanitizer containers Enhanced strength, dimensional stability
Bio-PET Eco-conscious brand packaging Renewable content, identical performance
When you specify a 30g bottle preform for a sustainable shampoo brand, Ansix Tech can recommend the optimal rPET blend ratio that balances sustainability goals, cost targets, and processing performance.
Section 5: Cost Reduction – Where Ansix Tech Delivers Tangible Savings
5.1 Material Cost Optimization
Ansix Tech‘s closed-loop process control systems reduce material waste at every stage:
Cost Driver Conventional Manufacturing Ansix Tech Solution Annual Savings (Example)
Weight variation ±0.5–1.0% ±0.2–0.5% 5,000 kg resin/year
Startup scrap 50–100 shots 20–30 shots 2,000 kg resin/year
Cavity imbalance ±1.5% weight spread ±0.5% weight spread 3,000 kg resin/year
Reject rate 2–5% <1% 4,000–8,000 kg resin/year
For a 30g shampoo bottle preform production line running 50 million preforms annually, these savings combine to reduce material cost by $50,000–100,000 per year.
5.2 Cycle Time Optimization
Total cycle time for PET preform injection molding = fill time + pack/hold time + cooling time + mold open/eject. Ansix Tech‘s optimized process parameters achieve:
Cycle Phase Industry Average Ansix Tech Achievable Savings
Cooling time 60–70% of cycle 50–60% of cycle 10–15% reduction
Total cycle 8–14 seconds 6–10 seconds 20–30% productivity gain
For a 72-cavity mold running three shifts, a 2-second cycle time reduction increases annual output by 1–2 million preforms without additional capital investment.
5.3 Energy Efficiency
Energy costs typically account for 15–25% of total PET preform production cost. Ansix Tech‘s all-electric servo-driven machines and optimized processing parameters deliver:
Energy consumption: 0.06–0.10 kWh per kg of PET processed (all-electric machines)
30–45% energy reduction compared to conventional hydraulic machines
Kinetic braking energy recovery from clamping units and post-mold cooling stations
For a high-volume 38g preform facility processing 2,000 metric tons of PET annually, these efficiency gains translate to $30,000–50,000 in annual electricity cost savings.
5.4 Risk Reduction and Quality Cost Avoidance
Ansix Tech‘s quality systems prevent the hidden costs of poor quality:
Quality Failure Cost Impact Ansix Tech Prevention Savings
Leaking bottles (post-fill) $50,000–500,000 recall Neck finish CPK ≥ 1.33 100% recall avoidance
Capping line jams $1,000–5,000/hour downtime ±0.02mm thread tolerance Zero line stoppages
Customer returns $10,000–100,000/year Full dimensional inspection <0.1% return rate
Regulatory non-compliance $100,000–1M fines Material traceability + test records Full audit compliance
Section 6: Delivery Efficiency and Supply Chain Reliability
6.1 Mold Delivery Lead Times
Mold Complexity Standard Lead Time Expedited Lead Time Quality Guarantee
Simple 1–8 cavity molds 10 business days 7 business days Full inspection + CPK report
Medium 16–48 cavity molds 25–35 business days 20 business days +2000-shot aging test
Complex 96+ cavity molds 45–60 business days 35 business days +Full trial documentation
6.2 Preform Mass Production Lead Times
Order Volume Standard Lead Time Rush Service
50,000–250,000 units 7–10 business days 5 business days
250,000–1,000,000 units 10–15 business days 7 business days
1,000,000+ units 15–20 business days 10 business days
6.3 Logistics and Packaging
Preforms are packed in stacked cartons on pallets, shrink-wrapped and strapped for container shipping
Humidity-controlled bags prevent moisture absorption during transit
Full container load (FCL) and less-than-container load (LCL) shipping options available
Global shipping to North America, Europe, Asia-Pacific, and Middle East markets
Transit times: 15–25 days to major ports worldwide
Section 7: Quality Assurance – Documentation You Can Take to Your Customer
7.1 Batch Documentation for Every Shipment
Every shipment of 63mm neck preforms, 30g bottle preforms, or 38g preforms includes:
Material certificate (resin lot number, IV value, moisture content)
Dimensional inspection report (neck finish OD/ID, overall length, critical dimensions)
Weight report (per-cavity weight data, average weight, statistical summary)
Visual inspection certificate (passed/failed criteria for transparency, color, surface defects)
CPK report (process capability index for critical-to-quality dimensions)
Certificate of analysis (AA level, IV retention, drying verification)
7.2 Third-Party Testing and Certification
Ansix Tech supports third-party quality verification and certification requirements including:
ISO 9001:2015 quality management certification
FDA food contact compliance documentation
EU REACH and RoHS compliance
USP Class VI for pharmaceutical-grade packaging
Customer-specific quality agreements and inspection protocols
Conclusion: A Technical Partnership, Not Just a Transaction
For Ansix Tech, a PET preform mold is not just a precision-machined block of steel—it is a profit-generating asset that must deliver uninterrupted production, consistent quality, and lower per-unit costs over millions of cycles. We design and build every 63mm neck preform mold, 30g bottle preform tool, and 38g preform mold with the question always in mind: “Does this engineering decision help our customer make better products at lower cost?”
From steel selection to cooling channel design, from DFM analysis to CPK validation, every decision is optimized to reduce your material usage, shorten your cycle times, minimize your rejects, and protect your brand reputation. When you partner with Ansix Tech, you are not buying preforms—you are buying predictable production, risk-free scaling, and a competitive cost structure that allows you to win in your market.
Frequently Asked Questions – 63mm Neck Preform, 30g Bottle Preform, and 38g Preform
Q: What standard preform weights does Ansix Tech manufacture for 63mm neck applications?
A: Ansix Tech offers the complete range of 63mm neck preform weights, including 19.5g, 20g, 21g, 25g, 28g, 29g, 34g, 36g, and 41g, with custom weights available upon request.
Q: What is the typical output capacity for 30g bottle preforms?
A: Output depends on cavity count and cycle time. A 48-cavity mold running a 10-second cycle produces approximately 17,000–18,000 preforms per hour. High-cavitation 96-cavity systems can exceed 35,000 preforms per hour.
Q: How does Ansix Tech ensure consistent preform weight across all cavities?
A: We use hot runner systems with individual cavity temperature control, servo-injection profiling for consistent fill, and MES-locked process parameters. Weight variation is maintained within ±0.2–0.5% of target, with real-time monitoring and automated scrap diversion for out-of-tolerance parts.
Q: Can Ansix Tech process recycled PET (rPET) for sustainable packaging applications?
A: Yes. Ansix Tech has validated production processes for rPET blends up to 100%, depending on the required preform properties. We work with customers to optimize blend ratios for clarity, strength, and sustainability goals.
Q: What documentation does Ansix Tech provide with each preform shipment?
A: Each shipment includes material certificates, dimensional inspection reports, weight data per cavity, visual inspection records, CPK statistics, and certificates of analysis for IV retention and AA levels—full traceability for regulatory compliance and customer audits.
Q: Does Ansix Tech offer mold maintenance and repair services after delivery?
A: Yes. Every mold ships with a complete set of spare wear parts, and we provide scheduled maintenance services every 200,000 cycles. Emergency repairs are completed within 24 hours at our in-house repair facility.
Q: What is the typical lead time for a custom 63mm neck preform mold?
A: Lead times range from 10 business days for simple molds to 45–60 business days for 96+ cavity high-complexity molds, depending on specifications and expedite requirements.
References and Technical Notes
Clamping Force Calculation: For PET preform molds, calculate clamping force as 8–12 tons per cavity, plus a 10–15% safety margin for wear and future specification changes.
Quality Control Targets: Maintain preform weight within ±0.2–0.5% of target, pellet moisture <50 ppm, and IV drift within ±0.02 dL/g for optimal blow molding performance.
Cycle Time Optimization: Optimized cooling channel design can reduce cycle time by 15–25% compared to conventional mold designs.
Energy Efficiency: All-electric servo-driven machines achieve 0.06–0.10 kWh per kg of PET processed, with 30–45% energy reduction versus conventional hydraulic systems.
Intrinsic Viscosity (IV): Beverage-grade PET preforms typically require IV of 0.70–0.85 dL/g. Moisture control <50 ppm prevents hydrolytic degradation and IV loss.
Ansix Tech – Over 28 Years of PET Preform Manufacturing Excellence
Ansix Tech Co Ltd
If you have any plans related to 63mm Neck preform 30g plastic bottle 38g preform PET preform for shampoo and hand sanitizer bottles , you can contact us at any time. We will turn your ideas into reality, let you realize your dreams, and obtain large orders from the market. Our contact information is info@ansixtech.com. Or contact our CTO, mail: stephen@ansixtech.com
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