M340 Precision Taper Core Pins for Medical Injection Molds
M340 Precision Taper Core Pins are high-performance mold components designed for medical injection molding tools requiring superior corrosion resistance, mirror polishing capability, and long service life. These tapered pins create micro holes, internal cavities, and thin precision structures in molded medical plastic components.
Product Overview
Manufactured from Bohler M340 stainless mold steel, these core pins offer exceptional hardness, excellent corrosion resistance, and outstanding polishability. The tapered design improves demolding performance and helps protect delicate molded parts during the ejection process.
M340 taper core pins are commonly used in high-precision medical molds, pharmaceutical packaging molds, and laboratory consumable molds, where consistent dimensional accuracy and high surface quality are critical.
Key Features & Benefits
- Manufactured from Bohler M340 stainless mold steel
- Excellent corrosion resistance for medical environments
- Precision tapered structure for easier mold release
- High polish surface suitable for optical-grade molds
- Stable performance in high-cavity injection molds
- Custom diameters, taper angles, and lengths available
- Machining tolerance up to ±0.005 mm
Applications
Medical Device Plastic Components
Used in molds producing small precision components for medical devices.
Laboratory Consumables
Suitable for molds producing laboratory plastic parts such as micro tubes, connectors, and diagnostic components.
Pharmaceutical Packaging Molds
Used for molding pharmaceutical closures, caps, and micro plastic parts.
Micro Precision Injection Molding
Ideal for molds forming micro cavities, small holes, and thin plastic features.
High-Cavity Medical Injection Molds
Supports stable production in molds designed for high-volume medical consumables.
Manufacturing Capabilities
- High-precision CNC turning and milling
- Micro grinding and taper grinding
- Precision mirror polishing
- Professional vacuum heat treatment
- Precision dimensional inspection and quality control
- Machining tolerance up to ±0.005 mm
Technical Advantages
Excellent Corrosion Resistance
M340 stainless mold steel resists corrosion caused by moisture, additives, and cleaning agents commonly used in medical production environments.
High Surface Quality
The material's superior polishability allows mirror finishes that support smooth plastic flow and excellent molded part surfaces.
Reliable Demolding Performance
The tapered structure reduces friction between the molded part and the core pin, protecting fragile micro features.
Long Tooling Life
High wear resistance helps extend the service life of mold components in high-volume production.
Stable Precision in High-Cavity Molds
Consistent dimensional accuracy ensures stable operation in complex medical injection mold systems.
Quotation Requirements
To provide an accurate quotation for custom M340 taper core pins, please provide:
- 2D drawings or 3D CAD files
- Required core pin diameter, taper angle, and length
- Tolerance requirements
- Surface finish or polishing requirements
- Material specification (M340 or equivalent)
- Order quantity
- Mold application details
Frequently Asked Questions
What is the advantage of M340 steel for medical mold core pins?
M340 stainless mold steel offers excellent corrosion resistance, high hardness, and superior polishability, making it ideal for precision medical molds.
Why use tapered core pins instead of straight pins?
Tapered core pins help improve demolding performance and reduce stress on delicate molded parts, especially in micro injection molding.
Can these taper core pins be customized?
Yes. Diameter, taper angle, length, head structure, and surface finishing can all be custom manufactured based on mold drawings.
What tolerance can you achieve?
Our machining capability allows precision tolerances up to ±0.005 mm for medical mold components.
Are these suitable for high-cavity medical molds?
Yes. M340 taper core pins are designed for high-precision, high-volume injection mold production.
Looking for High-Quality M340 Taper Core Pins for Medical Injection Molds?
We manufacture precision stainless mold components designed for demanding medical injection molding applications.
Send us your drawings or technical specifications, and our team will provide:
- Fast and professional quotation
- Engineering review for manufacturability
- Stable production lead time
Contact us today to request a quote for your custom medical mold components.
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