Custom CNC Machined P20 Steel Automotive Injection Mold Cavity Block with Hot Runner Design

Custom CNC Machined P20 Steel Automotive Injection Mold Cavity Block with Hot Runner Design

Large Image :  Custom CNC Machined P20 Steel Automotive Injection Mold Cavity Block with Hot Runner Design

Product Details:
Place of Origin: Guangdong, China
Brand Name: New Century
Certification: ISO 9001:2015
Model Number: NC-CNC-P20CB
Payment & Shipping Terms:
Minimum Order Quantity: 1 Set
Price: USD 260-1600 / Set
Packaging Details: Protective foam wrap, desiccant bag, export-grade corrugated carton with pallet option
Delivery Time: 10-20 working days after drawing confirmation
Payment Terms: T/T,L/C,Western Union,PayPal
Supply Ability: 120 Sets per Month

Custom CNC Machined P20 Steel Automotive Injection Mold Cavity Block with Hot Runner Design

Description
Material: P20 Pre-hardened Steel Hardness: HRC 28-32
Cavity Tolerance: 0.01mm Cavity Number: 1 To 8
Runner System: Hot Runner Application: Automotive Plastic Parts
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Injection Mold Cavity Block

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P20 Steel Mold Machining

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Hot Runner Mold Design

Product Overview

This CNC machined P20 steel automotive injection mold cavity block features a hot runner design and is engineered for high-volume plastic part production. Cavity blocks are milled from pre-hardened P20 steel, with manifold pockets, drop bores, and cooling lines completed before polishing. Hot runner layouts from 1 to 8 cavities are supported, with balanced fill in mind.

Key Features
  • Pre-hardened P20 block machined without further heat treatment risk
  • Hot runner manifold pocket and drop bores machined in a single setup
  • 0.01 mm cavity-to-core alignment for even wall thickness
  • Interchangeable inserts simplify future model changes
Specifications
Item Value
Material P20 Pre-hardened Steel
Hardness HRC 28–32
Cavity Tolerance 0.01 mm
Cavity Number 1 to 8
Runner System Hot Runner
Application Automotive plastic parts
Applications

Automotive interior trim, under-hood covers, connector housings, and lamp bezels produced on hot runner molds.

Mold Design & Engineering Support

Our engineers complete the entire mold design cycle: DFM report, 3D mold assembly, hot runner selection, cooling layout, and trial shot support.

Send your part data and annual volume so we can propose the right cavity count and mold design for your project.

Overall Rating
5.0
★★★★★
★★★★★
Based on 50 reviews recently
5 star
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All Reviews
  • S
    Sandra Wang
    Bahamas Oct 20.2026
    ★★★★★
    ★★★★★
    1.Parts came exactly as described. Good quality and fast delivery. 2.Easy to work with. They answered every question quickly and shipped on time. 3.Solid product, fair price. Second order already placed. 4.Everything arrived on schedule and the quality was good. 5.Reliable supplier. Good communication and good finish on the parts. 6.Custom parts fit perfectly. Very happy with the result.
    Review image
  • J
    Jack li
    Belgium Oct 9.2026
    ★★★★★
    ★★★★★
    1.The auto part exceeded my expectations. Solid build quality, works perfectly. Great value, highly ecommended! 2.Very happy with the item. Well packaged. Looks exactly as described, easy to install. Saved the shop. 3.Fast shipping and helpful customer service. Good quality auto part, worth the money. Will purchase again. 4.Installation went smoothly. The part performs as promised. Great replacement part. 5. Well packaged, exactly as pictured. Easy to install, no extra adjustments needed.
  • H
    Helen li
    Bahamas Sep 25.2026
    ★★★★★
    ★★★★★
    1.The auto part exceeded my expectations. Solid build quality, works perfectly. Great value, highly ecommended! 2.Very happy with the item. Well packaged. Looks exactly as described, easy to install. Saved the shop. 3.Fast shipping and helpful customer service. Good quality auto part, worth the money. Will purchase again. 4.Installation went smoothly. The part performs as promised. Great replacement part. 5. Well packaged, exactly as pictured. Easy to install, no extra adjustments needed. 6. Fast shipping, great support from customer service. Good quality replacement part. 7. The product exceeded my expectations. Solid workmanship, great performance and good value for money. Highly recommended! 8. Very satisfied with the purchase. Well-packed. The item matches the description perfectly and works smoothly. Saved the store. 9. Fast delivery and responsive customer service. Good quality and worth every penny. Will buy again. 10.Perfect fit, durable material, works like original part.
Contact Details
Shenzhen New Century Tooling Co., Ltd.

Contact Person: Mr. Jack Li

Tel: +86 755 2301 2752

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