HSS High-Performance Ejector Pins | Stainless Steel Mold Core Pins for Medical Parts

Product Overview

High performance stainless ejector pins manufactured from HSS material are designed for precision plastic injection moulds used in medical parts production. These ejector pins provide stable ejection performance, high wear resistance, and consistent dimensional accuracy under continuous moulding cycles. All components are produced strictly according to customer drawings for medical mould applications.

Key Features & Technical Advantages

• Manufactured from high-speed steel (HSS) stainless material

• Excellent wear resistance and thermal stability

• Stable ejection force for precision medical moulds

• High straightness and concentricity control

• Smooth surface finish to reduce friction and part marking

• Suitable for long production cycles in medical mould tooling

• Fully customized dimensions, tolerances, and geometries

Applications & Industry Use

• Medical consumables injection moulds

• Disposable medical product mould tooling

• Syringe and medical component mould systems

• High-cavity medical injection moulds

• Precision moulds requiring clean and stable ejection

Mould Structure & Design Description

In medical injection moulds, ejector pins play a critical role in:

• Ensuring smooth and controlled part ejection

• Preventing deformation of thin-wall medical components

• Maintaining cavity consistency in multi-cavity moulds

• Supporting repeatable mould cycles with minimal wear

Pin geometry, head design, and length tolerance are optimized to match specific mould structures and medical product requirements.

Manufacturing Capability & CNC Machining Capacity

• Precision CNC turning and grinding

• High-accuracy centerless grinding for ejector pins

• Tolerance control up to ±0.005 mm upon request

• Heat treatment and material conditioning for stability

• Surface finishing based on mould performance needs

• Batch consistency for high-volume mould component supply

Custom Development & OEM Cooperation Process

1. Customer drawing or specification review

2. Engineering evaluation for medical mould application

3. Material and process confirmation

4. Sample or trial production if required

5. Mass production with full inspection control

We support OEM, custom development, and Built-to-Print manufacturing for long-term mould component partnerships.

Quality Control & Export Experience

• Incoming material inspection

• In-process dimensional inspection

• Final quality verification before shipment

• Full traceability for production batches

• Experience supplying precision mould components for overseas medical mould projects

Related Products (Internal Links)

• Medical Mold Core Pins

• Precision Mold Inserts

• High-Cavity Mold Ejector Components

• Custom Injection Mold Parts

Frequently Asked Questions (FAQ)

Q1: Are these ejector pins suitable for medical injection moulds?
Yes. They are specifically designed for medical mould applications requiring stable and clean ejection.

Q2: Do you manufacture according to customer drawings only?
Yes. All ejector pins are produced strictly based on customer-provided drawings or approved specifications.

Q3: What tolerance levels can be achieved?
Standard tolerance is ±0.01 mm. Tighter tolerances can be achieved depending on design and material.

Q4: Can you supply replacement ejector pins for existing moulds?
Yes. Replacement pins can be manufactured based on drawings or samples.

Get a Quote

For high performance stainless ejector pins for medical injection moulds, please send your drawings or technical requirements.
Our engineering team will review your project and provide a technical quotation promptly.