Medical Grade 1.2344 / H13 Core Pins | Precision Parts for Medical Molds

Product Overview

Senlan Precision manufactures durable mold core pins made from 1.2344 (H13) tool steel for medical plastic mould parts. These core pins are designed for high thermal stability, wear resistance, and dimensional consistency in demanding injection moulding environments. All parts are produced strictly on a customized / OEM / Built-to-Print basis according to customer drawings.

Key Features & Technical Advantages

• 1.2344 (H13) hot work tool steel for excellent strength and thermal fatigue resistance

• Stable performance under repeated injection moulding cycles

• High dimensional accuracy suitable for tight-tolerance medical components

• Consistent hardness distribution after controlled heat treatment

• Precision machining and grinding for reliable mould assembly

• Custom diameters, lengths, end geometries, and tolerances available

Application Scenarios / Industry Applications

• Medical plastic mould components

• Syringe, pipette, and laboratory consumable moulds

• High-cavity injection moulds requiring stable core pin performance

• Plastic parts with strict dimensional and repeatability requirements

• Precision mould tooling for medical and packaging-related products

Mold Structure & Design Description

Mold core pins form critical internal features of plastic parts and directly influence part accuracy and surface quality. Using 1.2344 material ensures resistance to thermal cycling and mechanical stress during mould operation. Precision machining and grinding maintain straightness and concentricity, supporting long-term mould stability in multi-cavity and high-cycle applications.

Manufacturing Capability & CNC Machining Capacity

Senlan Precision is equipped for high-precision mould component manufacturing:

• MAKINO CNC machining centers (Japan)

• HARDINGE CNC turning machines (USA)

• CNC turning, milling, surface grinding, and cylindrical grinding

• Controlled heat treatment for 1.2344 tool steel

Typical achievable tolerances are ±0.003–0.01 mm, depending on geometry and inspection requirements.

Custom Development / OEM Cooperation Process

1. Review of customer drawings and application requirements

2. Material and heat-treatment specification confirmation

3. Machining process planning and tolerance evaluation

4. CNC machining and precision grinding

5. Final inspection, packaging, and export delivery

All projects follow a strict Built-to-Print OEM workflow.

Quality Control & Export Experience

• Incoming material inspection and traceability

• In-process dimensional control of critical features

• Final inspection for straightness, diameter, and surface quality

• Quality management aligned with medical mould supply requirements

• Extensive export experience serving global mould manufacturers

Related Products Recommendation

• Precision ejector pins and core pins

• Mold cavity and core inserts

• Multi-cavity mould spare parts

• Wear-resistant mould components for medical and packaging moulds

FAQ – Technical & Procurement

Q1: Why is 1.2344 material suitable for medical mould core pins?
It offers good thermal stability, strength, and resistance to fatigue under repeated moulding cycles.

Q2: Can you manufacture core pins with tight tolerances?
Yes. Tolerances down to ±0.003 mm can be achieved depending on part geometry.

Q3: Are these core pins suitable for multi-cavity moulds?
Yes. Dimensional consistency and repeatability are maintained across batches.

Q4: Do you support prototype and small-batch orders?
Yes. Prototype, pilot, and mass production are all supported.

Q5: Is heat treatment included?
Yes. Heat treatment is performed according to material and application requirements.

Get a Quote

For pricing, lead time, or technical evaluation of 1.2344 material mold core pins for medical plastic mould parts, please contact Senlan Precision with your drawings. Our engineering team will provide a detailed quotation and manufacturing feedback.