Cosmetic cream/lotion bottle mold
FEATURES
Hard Infrastructure — The Foundation of Customer Trust
1.1 Mold Manufacturing Equipment
Ansix Tech‘s mold manufacturing capabilities are built upon a foundation of advanced precision machining equipment, enabling us to achieve tolerances and surface finishes that directly translate into superior product quality for our customers.
Equipment Technical Specification Customer Value Delivered
5-Axis High-Speed Machining Centers Capable of machining complex curved surfaces with 0.002mm precision Ensures smooth, burr-free parting lines on cream jars and lotion bottles—eliminating manual deburring operations and delivering premium aesthetic quality
Wire EDM (Slow-Wire Cutting) Enables machining of 0.03mm fine micro-holes and narrow slots Critical for producing thin-wall bottle necks and intricate ejection systems without distortion, preserving dimensional integrity of delicate features
CNC EDM (Sinker EDM) Self-built electrode machining center enables in-house mold repairs Mold rework stays within the shop—no outsourcing delays. Routine weld repair/insert replacement restored within 24 hours
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Mold Description
Product Materials:
PET PETG PS AS PP
Mold Material:
S136ESR
Number of Cavities:
1*8
Glue Feeding Method:
Hot runner
Cooling Method:
Water cooling
Molding Cycle
42.5s
- The mold manufacturing process and product material selection
Precision Grinding Equipment Surface finishes down to Ra 0.05μm Delivers mirror-grade polish for transparent acrylic bottles and high-gloss cream jar exteriors that elevate brand presentation
1.2 Injection Molding Machine Fleet
Ansix Tech operates 260 injection molding machines across four production bases in China and Vietnam, with clamping forces ranging from 30 tons to 2,800 tons. This extensive fleet ensures we can accommodate any project scale, from small-batch specialty runs to high-volume mass production.
Parameter Specification Customer Value
Clamping Force Range 30T – 2,800T Covers everything from compact 15ml sample jars to large 500ml pump bottles
Drive System Full servo-electric drives Repeatability accuracy of ±0.1% —every shot matches the first, batch after batch
Shot Size Capability Optimized for thin-wall cosmetic packaging Reduces material waste and ensures consistent fill for complex bottle geometries
1.3 Quality Inspection and Metrology Equipment
Every mold shipped from Ansix Tech undergoes comprehensive dimensional verification before leaving our facility.
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Instrument Capability Customer Value
Coordinate Measuring Machine (CMM) Full dimensional inspection with complete measurement reports Every mold ships with a full dimensional report comparing all critical features against CAD specifications
Optical Vision Measurement System High-precision 2D/3D optical measurement Visual validation of complex contours and surface features
Process Capability Validation CPK measurement for critical-to-quality (CTQ) features CPK ≥ 1.33 for key dimensions—statistical proof of production stability
Part II: Mold Manufacturing Core Competitiveness — Speaking with Specific Metrics
Clients care about four fundamental questions: How long will the mold last? What accuracy can I expect? How fast can I get it? What will it cost to maintain? Ansix Tech answers each with concrete, verifiable metrics.
2.1 Mold Life Expectancy
Ansix Tech selects mold steels based on a rigorous three-factor framework: durability, thermal conductivity, and machinability:
Component Material Selection Performance Guarantee
Mold Base P20 / 718H (pre-hardened) Structural integrity for the tool‘s full service life
Cavity/Core (Standard) S136 (420 stainless), NAK80 (P21), 4Cr13 / 9Cr18 High mirror polish capability—ideal for transparent and high-gloss parts
Cavity/Core (Abrasive Materials) H13 (2344/8407), 2343, SKD11/61, DC53 Superior wear resistance for glass-filled or mineral-filled plastics
Wear-Intensive Features Powder metallurgy steels, copper-based alloys for high-thermal zones Extended tool life even under demanding production conditions
Customer Value Commitment:
Plastic Type Guaranteed Mold Life What This Means for You
Standard plastics (PP, PE, ABS) 1,000,000+ shots A decade of trouble-free production
Glass-fiber reinforced materials 500,000+ shots Long-lasting performance even with abrasive resins
2.2 Achievable Tolerances
Component Type Achievable Tolerance Customer Benefit
General structural features ±0.05mm Consistent fit between bottle body and cap—no wobble or misalignment
Precision features (threads, snap-fits) ±0.01mm Perfect sealing performance; no leakage issues
Critical-to-quality (CTQ) dimensions CPK ≥ 1.33 verified Statistical proof that your production runs will stay in spec
Mirror-finish surfaces Ra < 0.05μm Crystal-clear transparency for acrylic and PETG bottles
2.3 Mold Types and Configurations
Ansix Tech‘s mold engineering portfolio covers the full spectrum of cosmetic packaging requirements:
Mold Type Application Efficiency Advantage
Hot Runner Molds High-volume cream jars, lotion bottles Eliminates runner scrap—saves 15-30% on material cost
Cold Runner Molds Color-change frequent, lower volumes Faster material/color changeover, simpler maintenance
Multi-Cavity Molds Up to 48-64 cavities per tool Dramatically increases output per machine hour
Stack Molds Double-layer cavity configuration Doubles output without increasing machine clamp tonnage or floor space
Two-Shot / Multi-Material Molds Soft-touch overmolding, rigid + elastomer combinations Integrates multiple materials in one cycle—eliminates secondary assembly
High-Gloss Mirror Molds Transparent bottles, premium cream jars Ra < 0.05μm surface finish—ready for shelf-ready presentation
2.4 Gate and Runner System Optimization
Using advanced Moldflow simulation, Ansix Tech predicts weld-line locations, air trap positions, and fill imbalances before steel is cut—optimizing gate count and placement to ensure balanced filling.
Feature Technical Approach Customer Benefit
Gate location Simulated to minimize visible witness marks Gates placed on non-cosmetic surfaces or designed for easy trimming
Runner balance Naturally balanced layouts with ΔP < 5% All cavities fill identically—no cavity-to-cavity variation
Weld line management Predicted and mitigated via flow simulation Bottle sidewalls and closure rings remain defect-free
2.5 Lead Time Standards
Project Complexity Standard Lead Time Expedited Lead Time
Simple molds (basic jar, single cavity) 10 days 7 days
Medium complexity (multi-cavity, hot runner) 25–45 days 20 days (with priority scheduling)
High complexity (stack molds, two-shot) 45–60 days 35 days
Quality Assurance Note: Expedited timelines never skip critical validation steps—T0 sampling, dimensional inspection, and CPK verification remain fully intact.
Part III: Injection Molding Process Control — Eliminating Quality Anxiety
3.1 Standardized Process Management
Clients worry about sink marks, flash, dimensional instability, and batch-to-batch color variation. Ansix Tech addresses each with systematic process controls.
MES-Integrated Parameter Locking:
Every molding machine is connected to a Manufacturing Execution System (MES) where all molding parameters (temperature, pressure, injection speed, hold time, cooling time) are locked. Only authorized engineers can modify settings—eliminating operator-induced variation.
First-Article and Last-Article Inspection:
Every production batch undergoes first-article inspection (at start of run) and last-article inspection (at end of run), with parts retained for comparison. Dimensional deviations trigger immediate process review.
3.2 Dimensional Stability Control
Control Method Technical Implementation Customer Benefit
Zone-controlled mold temperature Mold temperature controllers with cavity/core ΔT ≤ 2°C Minimizes warpage and differential shrinkage
In-mold pressure/temperature sensors Real-time cavity pressure monitoring with closed-loop feedback Automatic compensation for material viscosity fluctuations
Ultrasonic wall thickness sensing Real-time thickness monitoring with automatic packing pressure adjustment Consistent wall thickness across every shot
Post-molding dimensional validation 48-hour stabilization period before final measurement Parts measured after residual stress relaxation and crystallization
Demonstrated Capability: Across three consecutive production batches of a typical bottle component produced within one week, critical hole center-to-center spacing variation ≤ 0.02mm.
3.3 Surface Quality Standards
Ansix Tech achieves and certifies specific surface quality levels:
Surface Type Achievable Standard Customer Application
Transparent parts Bubble-free, flow-mark-free optical clarity Acrylic bottles, PETG jars—crystal clear presentation
High-gloss parts Ra ≤ 0.2μm Premium cream jar exteriors—luxury feel
Mirror-finish parts Ra < 0.05μm, SPI A-1 standard High-end cosmetic packaging requiring flawless gloss
Textured parts VDI 3400, Mold-Tech patterns available Matte finishes, leather-like textures, brand-specific surface patterns
Parts requiring printing/labeling Deformation compensation pre-designed into mold Print registration accuracy ±0.1mm
3.4 Advanced Material Processing Capabilities
Ansix Tech has extensive hands-on experience processing a wide range of engineering thermoplastics:
Material Category Specific Grades Application in Cosmetic Packaging
Commodity Plastics PP, PE, ABS, PS, SAN General-purpose jars, lids, closures
Cosmetic-Grade Engineering Plastics PMMA (Acrylic), PC, PETG, PCTA Clear bottles, luxury packaging, premium jars
High-Performance Materials PPS+40%GF, PEEK, PEI, LCP Specialty applications requiring high heat or chemical resistance
Filled Materials PA6+GF30, PBT+GF, PC+GF Stiffness-critical components
Specialty Materials PFA, PTFE Chemically resistant applications
Liquid Silicone Rubber (LSR) Medical/food-grade LSR Soft-touch components, gaskets, seals
Material Value-Added Services:
Flame retardancy (UL94 V-0): Certified for any applicable components
Weathering/UV resistance validation: UV testing up to 3,000 hours without color change
Food-contact compliance: Materials suitable for cosmetic product contact (EU/China/US regulations)
Material certification: Full material traceability including lot numbers, MFG dates, and compliance certificates
Part IV: Full-Process Service — Reducing Client Management Costs
4.1 Early-Stage Engineering Support (DFM Report)
Before cutting any steel, Ansix Tech provides a comprehensive Design for Manufacturability (DFM) report that identifies and resolves potential production issues at the design stage.
DFM Report Contents:
Analysis Area What We Check Value to Client
Wall thickness uniformity Target 0.8mm–3.8mm range depending on material Prevents sink marks and warpage before mold is built
Draft angle analysis Minimum 1-2° recommended Ensures smooth part ejection—no stuck parts
Gate location recommendations Placement on non-cosmetic surfaces Minimizes visible gate marks on premium packaging
Ejector pin mark placement Coordination with client on acceptable locations No surprise marks on critical aesthetic surfaces
Moldflow filling analysis Weld line, air trap, and pressure drop prediction Risks identified and resolved before tooling—no costly mold rework
The DFM process ensures that by the time the mold design is finalized, every potential production issue has been identified and resolved [10†L10-L14].
4.2 Prototyping and Validation
3D Printed Prototypes (Form/Fit/Function):
For low-volume functional prototypes, Ansix Tech uses advanced 3D printing technologies to produce near-production-quality parts. Clients can physically handle samples, test assembly with dispensing pumps, and verify ergonomics before committing to full production tooling [10†L14-L16].
T0 to T3 Sampling Protocol:
Sampling Stage Activity Customer Deliverable
T0 Sampling First test shots from new mold Initial parts with defect analysis
T1 Sampling Mold modifications completed, second test Updated parts + modification summary
T2 Sampling Fine-tuning complete, process window established Production-representative parts
T3 Validation 2000-shot wear test + full dimensional report Final approval before mass production
4.3 Small-Batch Pilot Production
Before full-scale mass production, Ansix Tech offers 100–500 shot pilot runs to validate:
Production yield and defect rates
Process stability (CPK ≥ 1.33 verification)
Cycle time consistency
Secondary operation compatibility
Only after pilot validation and client sign-off does full production commence.
4.4 Maintenance and Spare Parts
Service Commitment
Spare parts A complete set of wear parts (ejector pins, core pins, wear plates) provided with every mold
Preventive maintenance Recommended maintenance schedule at every 200,000 shots
Lifetime repair service Lifetime repairs available at cost price—no markup on parts or labor
Three-year structural warranty Ansix Tech guarantees mold structure for 3 years (excluding normal wear components)
Part V: Customer Pain Points — Direct Solutions
5.1 “My current molds require constant repairs and disrupt my production schedule.”
Traditional Industry Problem Ansix Tech Solution
Frequent mold breakdowns 2,000-shot wear test before mold delivery, with comprehensive wear report
Long repair cycles Self-built electrode machining + EDM workshop. Standard repairs restored within 24 hours
High ongoing maintenance costs Three-year structural warranty + lifetime cost-price repairs
5.2 “I have persistent flash problems and high post-processing costs.”
Problem Ansix Tech Solution
Flash at parting lines 0.005mm fit precision on parting line machining + self-locking clamp force compensation
Flash at ejector pins Precision-ground ejector pins with optimized fit clearance
Secondary deburring operations Flash controlled to ≤ 0.03mm—eliminates manual trimming
5.3 “My dimensional consistency varies from batch to batch.”
Problem Ansix Tech Solution
Batch-to-batch variation In-mold pressure/temperature sensors with real-time closed-loop control
Material variability Ultrasonic wall thickness sensors + automatic packing pressure compensation
Thermal instability Mold temperature controllers with cavity/core ΔT ≤ 2°C
Process drift MES parameter locking + first-article / last-article inspection
5.4 “Mold modification cycles are too long and expensive.”
Problem Ansix Tech Solution
Long rework cycles In-house electrode manufacturing and EDM—modifications never leave the shop
High modification costs Interchangeable inserts designed for fast swap-out—no need to rebuild entire mold
Delayed production launches Expedited repair service: 24-hour turnaround for standard repairs
Part VI: Quality Assurance — Verification and Validation
6.1 Raw Material Quality Control
Material Type Quality Control Measures
Plastic resins Virgin material certification, lot traceability, moisture content measurement, melt flow index (MFI) verification
Mold steels Material certification, heat treatment records, hardness testing, microstructure inspection
Purchased components (hot runners, heaters, sensors) Supplier certification, incoming inspection, compatibility verification
6.2 In-Process Quality Control
Mold Manufacturing Phase:
Process Step Inspection Activity
Rough machining Dimensional verification, stock allowance check
Heat treatment Hardness testing, straightness inspection
Finish machining CMM dimensional inspection at critical stages
Fitting and assembly Fit clearance verification, motion check, cooling circuit pressure test (150% operating pressure)
Pre-delivery 2000-shot wear test on actual injection machine, full dimensional report
Injection Molding Production Phase:
Control Point Method
Material preparation Drying verification, material identification check
Process startup First-article inspection (complete dimensional and cosmetic check)
During production SPC sampling at defined intervals, automated reject detection
Process change (material lot, color, shift) New first-article inspection
End of batch Last-article inspection + retained sample
6.3 Final Quality Deliverables
Every Ansix Tech shipment includes:
Deliverable Purpose
Full dimensional inspection report Comparison to CAD nominal values for all critical dimensions
CPK report for CTQ dimensions Statistical validation of process capability (CPK ≥ 1.33)
Material certification Traceability for all mold steels and plastic resins
Heat treatment records Hardness values and processing history
Cooling system pressure test certificate Verification of leak-free operation
Mold wear report 2,000-shot test results with measurements of critical wear surfaces
Spare parts list and inventory Complete set of recommended spare components
Part VII: Cost Reduction — Systematic Optimization Across Materials, Process, and Efficiency
Cost reduction at Ansix Tech is not about cutting corners—it is about engineering efficiency.
7.1 Material Cost Optimization
Strategy Implementation Cost Saving
Hot runner systems Eliminates runner scrap entirely 15-30% material cost reduction for high-volume programs
Multi-cavity optimization Maximizes parts per cycle Reduces per-part material overhead
Cold runner recycling Regrind and re-feed systems for compatible materials Zero runner waste for applicable programs
Material selection advisory Right-material-for-right-application guidance Prevents over-specification of premium grades
Case Study: Ansix Tech recently completed a wood-grain cosmetic cap project that achieved 18-22% component cost reduction through strategic material selection and process optimization—without compromising the premium aesthetics required for beauty products.
7.2 Process Efficiency Optimization
Strategy Implementation Impact
Cycle time reduction Optimized cooling channel design + conformal cooling + advanced temperature control Reduced cooling time = more shots per hour
Fully automated production Robotic part removal, automated gate trimming, in-line vision inspection Reduced labor cost + consistent quality
Stack molds Double-layer cavity configuration Double output without increasing machine tonnage or floor space
Thin-wall molding Optimized for <1mm wall sections Material savings + faster cooling cycles
7.3 Total Cost of Ownership (TCO) Reduction
Cost Component Ansix Tech Advantage Long-term Savings
Mold cost Competitive pricing based on efficient manufacturing Lower upfront investment
Production cost Optimized cycle time + material yield Lower per-part cost across program lifetime
Maintenance cost High-quality materials + precision fit + wear components included Fewer repairs + longer intervals between maintenance
Downtime cost Fast 24-hour repair turnaround + comprehensive spare parts kit Minimal production interruption
Rejection cost CPK ≥ 1.33 validation + robust process control Virtually zero out-of-spec production
Part VIII: Capacity and Delivery — The Ansix Tech Advantage
8.1 Production Capacity
Resource Specification
Production facilities Four bases across China and Vietnam
Injection molding machines 260 machines, 30T to 2,800T
Annual mold output Hundreds of new molds annually
Annual part output Billions of injection molded components
8.2 Delivery Assurance
Global Logistics Capability:
Direct shipping to North America, Europe, Southeast Asia, Middle East
Air freight expedite options for urgent projects
Customs clearance support for international shipments
Delivery Commitment:
Stage Standard Commitment
Prototype 3-7 days (3D printed)
Mold completion Per agreed timeline (10–60 days based on complexity)
First mass production batch Within 2 weeks of mold approval
Ongoing production Dedicated machine capacity for committed volumes
Part IX: 28 Years of Industry Experience — Reliability You Can Trust
9.1 Proven Track Record
Ansix Tech has been at the forefront of precision injection molding for over 28 years. As a National High-Tech Enterprise, we have established ourselves as a leader in wide-mouth, high-capacity flip-top bottle mold manufacturing.
9.2 Customer Value in Action
“A mold is not a block of metal—it is a money-printing machine.”
This philosophy drives everything we do at Ansix Tech. Every mold we design simultaneously considers:
Melt flow behavior — uniform filling, minimized shear
Thermal balance — uniform cooling, minimized residual stress
Venting strategy — complete air evacuation, no burn marks
Ejection logic — smooth demolding, no part damage
Wear management — maximum tool life with minimal maintenance
When a Ansix Tech mold arrives on your production floor, it is ready to run—no debugging, minimal flash, maximum lifespan.
Part X: Summary — Five Reasons to Partner with Ansix Tech
Customer Priority Ansix Tech Capability
Quality CPK ≥ 1.33 delivered with every project. Full dimensional reporting. ISO-certified processes.
Cost 18-22% reduction demonstrated. Hot runner savings, cycle optimization, material yield improvement.
Speed DFM before tooling. Fast sampling with T0-T3 protocol. 24-hour emergency repair.
Reliability 1,000,000-shot mold life. Three-year structural warranty. Lifetime cost-price repairs.
Partnership Over 28 years experience. Four production bases. Global logistics.
Part XI: Next Steps — Partnering with Ansix Tech
We invite you to experience the Ansix Tech difference firsthand.
To begin your journey with us:
Submit your CAD files and specifications — We will review your part geometry, material requirements, and production volume targets.
Receive a free DFM analysis — Our engineering team will provide a comprehensive Design for Manufacturability report identifying potential risks and optimization opportunities before any tooling commitment.
Review a detailed proposal — Including mold design recommendations, cycle time estimates, cost breakdown, and delivery timeline.
Approve sampling — We will produce T0 samples for your physical validation before mass production begins.
Contact Information:
Ansix Tech
*National High-Tech Enterprise | 28+ Years of Precision Molding Excellence*
“To our valued customers: A mold is not just a block of steel—it is a money-printing machine. At Ansix Tech, we design every mold with production robustness, thermal balance, and wear resistance built in. When you are ready, let us walk you through a full DFM report on one of your existing products. You will see firsthand how we proactively resolve weld lines, air traps, sink marks, and warpage risks—before they ever become problems.
Ansix Tech Co Ltd
If you have any plans related to Cosmetic cream/lotion bottle mold , 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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