Bohler M340 Stainless Steel Medical Core Pins for Precision Medical Injection Molds with ±0.005mm Tolerance

M340 Medical Core Pins are high-precision mold components designed for medical injection molding applications that require corrosion resistance, dimensional stability, and ultra-fine feature formation. These core pins create small holes, internal channels, and precision structural features in molded medical plastic components.

Manufactured from Bohler M340 stainless mold steel, these core pins provide excellent corrosion resistance, superior hardness, and exceptional polishability. These properties make them particularly suitable for medical injection molds that require long production cycles and strict quality standards.

M340 medical core pins are widely used in molds producing medical consumables, laboratory plastic products, pharmaceutical packaging components, and other precision medical plastic parts.

• Manufactured from Bohler M340 stainless mold steel
• Excellent corrosion resistance for medical environments
• High surface polish capability for precision molding
• Suitable for micro features and precision holes
• Stable performance in high-cycle injection molding
• Custom diameters, lengths, and head structures available
• Machining tolerance up to ±0.005 mm

M340 medical core pins are widely used in precision medical injection mold tooling where corrosion resistance and dimensional accuracy are essential.

• Medical Consumable Molds: Disposable medical plastic components such as connectors, caps, and small functional parts
• Laboratory Plastic Products: Laboratory consumables such as test tubes, diagnostic parts, and micro plastic components
• Pharmaceutical Packaging Components: Precision plastic parts used in pharmaceutical packaging systems
• Micro Injection Molding: Molds forming micro holes and fine internal plastic structures
• High-Cavity Medical Injection Molds: Ensures stable dimensional accuracy in multi-cavity mold systems

• High-precision CNC turning and milling
• Precision grinding and micro machining
• High-quality mirror polishing
• Professional vacuum heat treatment
• Precision inspection using advanced measuring equipment
• Machining tolerance up to ±0.005 mm

Special attention is given to surface finish, straightness, and concentricity, which are critical for high-precision core pins used in medical injection molds.

• Corrosion Resistance: Resists corrosion from humidity, cleaning chemicals, and aggressive plastics
• High Surface Quality: Excellent polishability for smooth plastic surfaces and improved part quality
• Stable Dimensional Accuracy: Precision machining ensures consistent performance during long production cycles
• Long Component Life: High wear resistance reduces maintenance frequency and extends service life
• High-Precision Compatibility: Supports reliable performance in complex medical injection mold systems

To provide an accurate quotation for custom M340 medical core pins, please provide:

• 2D drawings or 3D CAD files
• Required core pin diameter and length
• Tolerance requirements
• Surface finishing or polishing requirements
• Material specification (M340 or equivalent)
• Quantity required
• Mold application details

Our engineering team will review your drawings and provide the most suitable manufacturing solution.

Core pins are used to create internal holes, channels, and structural features inside molded plastic medical components.

M340 stainless mold steel provides excellent corrosion resistance, high hardness, and superior polishability, making it suitable for medical injection molds.

Yes. Diameter, length, head structure, surface finish, and tolerances can all be custom manufactured based on mold drawings.

Our machining capability allows precision tolerances up to ±0.005 mm for medical mold components.

Yes. M340 core pins are designed to maintain stable dimensional accuracy in multi-cavity medical injection molds.