D2 (SKD11) Precision Mold Parts | High-Wear Injection Moulding Core Inserts

Product Overview

SKD11 precision mold core inserts are high-hardness tooling components designed for plastic injection molds requiring excellent wear resistance and dimensional stability. Manufactured from SKD11 cold work tool steel through CNC machining and controlled heat treatment, these inserts are suitable for high-cycle and multi-cavity mold applications. All components are custom produced strictly according to customer drawings and technical specifications.

Key Features & Technical Advantages

• Manufactured from SKD11 cold work tool steel

• High hardness and excellent wear resistance

• Precision CNC machining for accurate insert geometry

• Stable dimensional control after heat treatment

• Consistent surface quality for reliable molding performance

• Suitable for multi-cavity and high-cycle injection molds

• Fully customized / OEM / Built-to-Print production

Applications & Industries

SKD11 mold core inserts are commonly used in:

• Plastic injection molds for caps and closures

• Packaging and sealing component molds

• Medical packaging and syringe-related molds

• Precision plastic moulding systems requiring long service life

These inserts are suitable for applications where abrasion resistance, repeatable accuracy, and mold durability are critical.

Mold Structure & Design Description

Mold core inserts made from SKD11 are installed on the core side of injection molds to form internal product features and critical functional areas.
Key design considerations include:

• Accurate insert dimensions and functional geometry

• Proper fit with cavity inserts and mold plates

• Structural rigidity under injection pressure

• Compatibility with replaceable and modular mold designs

All inserts are manufactured strictly in accordance with customer drawings to ensure correct assembly and stable mold operation.

Manufacturing Capability & CNC Machining

Senlan Precision produces SKD11 mold core inserts using advanced CNC machining and precision finishing processes.
Our manufacturing facilities are equipped with high-precision machining centers from MAKINO (Japan) and HARDINGE (USA), enabling:

• High-accuracy CNC milling and turning

• Stable tolerance control for hardened tool steel

• Consistent surface finish across production batches

• Reliable repeatability for customized mold components

Machining routes are optimized based on part geometry, hardness requirements, and mold application.

Custom Manufacturing & OEM Cooperation

We specialize in custom manufacturing and OEM cooperation, supporting:

• Built-to-Print production from 2D drawings or 3D models

• Customized insert sizes, geometries, and hardness ranges

• Flexible prototyping and volume production

• Long-term supply of replacement mold inserts

• Engineering support during design and manufacturing stages

Clear technical communication is maintained throughout the project lifecycle.

Quality Control & Export Experience

With more than 20 years of experience in exporting precision mold components, Senlan Precision implements a structured quality control system:

• Incoming material inspection and traceability

• In-process dimensional inspection

• Hardness and surface condition verification

• Final inspection before shipment with full documentation

We are familiar with international quality standards and professional engineering communication.

Related Mold Components

• Precision mold core pins

• Mold cavity inserts

• Mold sleeves and bushings

• Multi-cavity mold spare parts

All related components are available on a customized manufacturing basis.

Technical FAQ

Q1: Are SKD11 mold core inserts produced strictly according to drawings?
Yes. All inserts are manufactured strictly based on customer-provided drawings and specifications.

Q2: Why is SKD11 suitable for plastic injection mold inserts?
SKD11 offers high hardness and excellent wear resistance, making it suitable for high-cycle and abrasive molding conditions.

Q3: Can inserts be supplied as replacement parts for existing molds?
Yes. Replacement and interchangeable inserts can be produced to match existing mold designs.

Q4: Can surface finish or tolerance be customized?
Yes. Surface finish and tolerance levels can be adjusted according to application requirements.

Request a Quotation

For pricing, lead time, or technical discussion regarding SKD11 precision mold core inserts for plastic injection molds, please provide your drawings or technical specifications.
Our engineering team will review your requirements and provide a professional quotation.