Products

Preform Die

This PET preform mold system is engineered for high-volume industrial manufacturing, focusing on: Reduced production downtime Lower material waste Improved wall thickness consistency Extended mold service life Higher output per square meter Ideal for upgrading existing production lines or expanding OEM packaging capacity.

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Description

Core Product Value

This PET preform mold system is engineered for high-volume industrial manufacturing, focusing on:

Reduced production downtime
Lower material waste
Improved wall thickness consistency
Extended mold service life
Higher output per square meter

Ideal for upgrading existing production lines or expanding OEM packaging capacity.

Technical Specifications

Item	Specification	Business Advantage
Cavity Layout	32 Cavities (8×4 Matrix)	High output per cycle
Mold Dimensions	690 × 560 × 530 mm	Fits standard 300-ton injection machines
Compatible Machine	~300T Injection Molding Machine	Broad global compatibility
Output Capacity	4,500 – 5,200 pcs/hour	High-volume production capability
Cycle Time	15 – 22 seconds	Efficient cooling system reduces cycle time
Preform Weight Range	32g / 35g / 38g (adjustable)	Flexible product switching
Machining Tolerance	±0.01 – ±0.03 mm	Prevents flash and defects
Weight Tolerance	±0.3 g per cavity	Reduces raw material loss
Wall Thickness Variation	≤ ±0.05 mm	Ensures stable blow molding
Mold Lifespan	≥ 5,000,000 cycles	Low long-term depreciation cost

Materials & Structural Standards

Core, Cavity & Neck Ring

Material: ASSAB S136 (Sweden)
Hardness: HRC 45–52 (vacuum heat-treated)
Surface Finish: Ra < 0.05 μm mirror polish
Features:
Excellent corrosion resistance
Superior wear resistance
Smooth demolding performance

Mold Base System

Material: P20H / 4Cr13 pre-hardened steel
Surface Treatment: Nickel plating / anti-corrosion coating
Features:
High structural stability
Long-term mechanical durability
Optimized thermal performance

Hot Runner System

Type: Balanced Valve Gate System
Temperature Control Accuracy: ±1°C
Configuration:
German-grade thermocouples
Independent coil heating system
Features:
Uniform melt distribution
Prevents short shots and imbalance
Stable multi-cavity performance

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Manufacturing Process

Stage	Process	Description
1	3D Design & Mold Flow Analysis	Optimizes gate design & cooling efficiency
2	CNC Precision Machining	Micron-level machining accuracy
3	EDM Processing	Complex geometry forming
4	Vacuum Heat Treatment	Ensures uniform hardness
5	Hot Runner Assembly	Temperature calibration & testing
6	Trial Injection Testing	2–4 hours continuous operation validation

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Quality Control & Inspection

Each mold undergoes full inspection before shipment:

CMM dimensional inspection report
Hot runner thermal balance test
Continuous trial run video (uninterrupted)
Physical preform samples (DHL / FedEx available)

Application Industries

Beverage industry: Mineral water, carbonated drinks, juices

Food packaging: Edible oil, honey, condiments

FMCG & cosmetics: Shampoo, lotions, liquid soap

Pharmaceutical: Medical-grade bottles and containers

Commercial Terms & Logistics

Item	Details
Lead Time	45 working days after design approval
MOQ	1 set
Payment Terms	T/T or L/C at sight
Shipping Methods	Sea freight / Air freight
Export Packaging	Anti-rust oil + vacuum sealing + reinforced wooden case

Required Information for Quotation

To prepare a customized quotation within 24 hours, please provide:

Neck finish specification (e.g., PCO 1881, 29/25, 38mm)
Product application (e.g., 500ml water bottle)
Preform weight (e.g., 35g)
Injection machine details (brand + tonnage, e.g., Haitian 300T)
Estimated annual production volume

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