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ALLWIN PRECISION MOULD CO.,LTD

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China PET Bottle Preform & Specialized Injection Mould Multi-Cavity
China PET Bottle Preform & Specialized Injection Mould Multi-Cavity

  1. China PET Bottle Preform & Specialized Injection Mould Multi-Cavity

PET Bottle Preform & Specialized Injection Mould Multi-Cavity

  1. MOQ: 1 SET
  2. Price:
  3. Get Latest Price
Temperatureresistance Up to 250°C depending on material
Coloroptions Customizable
Delivery Time 5-8 weeks
Surface Treatment Polishing, Texture
Moldingprocess Injection Molding
Cavity Customizable
Gate Type Pin valve gate
Qualitystandards ISO 9001, ISO14001 compliant
Packaging Details WOODEN CASE
Mold Base P20
Mould Material H13
Payment Terms T/T
Tolerance ±0.01 mm
Shaping Mode PET preform Injection Mould
Design Software UG
Certification ISO 9001: 2015
Place of Origin SHENZHEN CHINA
Brand Name ALLWIN MOULD

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  1. Product Details
  2. Company Details

Product Specification

Temperatureresistance Up to 250°C depending on material Coloroptions Customizable
Delivery Time 5-8 weeks Surface Treatment Polishing, Texture
Moldingprocess Injection Molding Cavity Customizable
Gate Type Pin valve gate Qualitystandards ISO 9001, ISO14001 compliant
Packaging Details WOODEN CASE Mold Base P20
Mould Material H13 Payment Terms T/T
Tolerance ±0.01 mm Shaping Mode PET preform Injection Mould
Design Software UG Certification ISO 9001: 2015
Place of Origin SHENZHEN CHINA Brand Name ALLWIN MOULD
High Light Multi-Cavity Injection MouldPreform Injection MouldSpecialized Injection Mould
PET Bottle Preform & Specialized Injection Mould Multi-Cavity
 

1. Basic Mould Information

Item Specification
Mould Name Long Body PET Bottle Preform Injection Mould
Matching Product Long cylindrical PET preform (as shown in picture, long straight tube body + threaded neck)
Mould Structure Two-Plate Hot Runner PET Special Mould
Optional Cavity Layout 8 / 16 / 24 / 32 cavities (customizable)
Applicable Machine 260T ~ 420T PET dedicated horizontal injection molding machine
Mould Service Life 800,000 ~ 1,200,000 shots
Mould Base Standard LKM / HASCO / DME, all standard parts adopt HASCO brand
Runner System Balanced hot runner manifold (cold runner optional for small batch trial)
Cooling Mode Independent spiral conformal cooling circuit for each cavity & core
Ejection Structure Full long sleeve balanced ejection system
Surface Standard Cavity inner mirror polish Ra ≤0.02μm

2. Mould Steel Grade & Processing Standard

Component
Material Grade
Hardness (HRC)
Post Treatment
Cavity Inserts
S136H / STAVAX Stainless Steel
42–48
Nitriding anti-rust + mirror polishing
Long Core Pins
S136H / STAVAX
42–48
Mirror polishing, straightness correction
Thread Forming Ring
S136H
40–45
Precision thread engraving + fine polish
Mould Base Frame
718H Pre-hardened Steel
28–32
Thickened high-rigidity frame, precision grinding
Guide Pillar & Bush
SUJ2 Bearing Steel
58–62
Hard chrome plating, high precision grinding
Ejector Sleeve
SKD61
48–52
Vacuum heat treatment, wear resistance enhancement

3. Raw Material & Compliance Standard

Material Type Performance Advantage Global Certifications
Virgin Bottle Grade PET High transparency, stable blow molding performance, food safety FDA, NSF, RoHS, REACH food packaging standard
Opaque White PET (with masterbatch) Uniform milky white coverage, light shielding function Same food safety compliance as transparent PET
Modified Anti-UV PET Anti-oxidation, suitable for outdoor liquid packaging Reach environmental regulation

4. Precision Quality Control Tolerance

Inspection Item Allowable Tolerance
Single preform total weight deviation ≤ ±0.02g
Long body wall thickness uniformity ±0.03mm
Neck thread outer diameter tolerance ±0.01mm
Long core straightness error ≤0.008mm, avoid body bending
Cavity surface roughness Ra ≤0.02μm, no haze, flow lines, silver streaks
Cavity-to-cavity weight difference ≤0.005g
Mould base parallelism & flatness ≤0.01mm

5. Cooling & Ejection System Details


5.1 Independent Spiral Conformal Cooling System

  • Layout: Full surrounding spiral water channels wrapped around the entire long cavity and core pin
  • Channel Diameter: φ8–φ12mm
  • Cooling Medium: Constant temperature circulating cooling water (10–40℃ adjustable mold temperature controller)
  • Core Advantage: Solve long preform body warpage, shrinkage and PET crystallization white fog problems; shorten production cycle by 25%–35%


5.2 Full Long Sleeve Balanced Ejection System

  • Structure: Integrated long sleeve ejector fully wraps the preform body, matched with long core pins
  • Synchronous multi-group ejection balance design, effectively prevent slender preform bending, thread scratch and product sticking
  • Equipped with ejector limit switch to avoid over-travel damage to core pins


6. Core Mould Design Highlights

Special optimized spiral cooling for long cylindrical preform, eliminate long body warpage and crystallization defects

Detachable independent cavity inserts, single cavity can be replaced separately to reduce maintenance cost and production downtime

Symmetrical balanced hot runner manifold, equal melt flow distance for all cavities, consistent weight of each long preform

Integrated precision multi-start thread forming ring, guarantee leak-free cap matching after blow molding

Thickened high-rigidity mould base, resist high PET injection pressure for 24-hour continuous mass production

All PET contact steel is food-grade anti-rust stainless steel, fully meet global food & cosmetic packaging safety standards


7. Production Lead Time Schedule

Process Stage Standard Working Days
DFM PET crystallization & long body warpage analysis + 3D mould design 8–11 days
CNC / Wire EDM / Sinker EDM precision machining 20–30 days
Mirror polishing & thread engraving for long cavity inserts 7–10 days
Mould assembly, fitting & straightness correction for long cores 4–6 days
On-machine mould trial & preform weight/thickness/bending inspection 4–8 days
Total Standard Lead Time 33–45 days


8. Packaging & Shipment Specification

Packaging Layer Details
Inner Protection Anti-rust oil + PE anti-rust film + EPE foam full wrapping for long cavity & core inserts
Outer Export Package Fumigated plywood wooden case with steel fixing pallet
Customization Custom shipping mark, customer logo printing available
Transport Mode Sea freight / Air freight (negotiable based on client demand)

9. Full One-Stop Service Scope

Pre-sales: Free DFM professional PET preform manufacturability analysis, detailed quotation & 3D draft design

Design stage: Output complete 3D assembly files, 2D engineering drawings, full BOM list, processing & polishing process sheet

Production stage: Weekly machining progress photos + intermediate inspection report feedback

Mould trial service: Free long preform samples delivery, full CMM dimensional & weight inspection report

Post-production support: Mass injection technical guidance, blow molding matching test support

After-sales: Lifetime remote technical guidance, spare parts supply, overseas maintenance support

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Other

  • Year Established:

    2008

  • Total Annual:

    >100000000

  • Employee Number:

    >200

  • Ecer Certification:

    Verified Supplier

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Get in touch with us

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  • ALLWIN PRECISION MOULD CO.,LTD
  • Ruyifa Industrial Zone NO.108, XIANGXIXINWEI, SONGYUANXIA GUANHU STREET LONGHUA DISTRICT
  • https://www.precisionpartsmolding.com/

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