Precision BeCu Core Pins with M3-M10 Internal Threads | Injection Mold Tooling

Product Overview

BeCu copper core pins with hole thread are precision injection molding components designed for applications requiring efficient heat dissipation and stable dimensional performance. Senlan Precision manufactures these BeCu core pins strictly according to customer drawings, ensuring accurate threading, controlled tolerances, and reliable integration into injection mould systems for high-volume production.

Key Features & Advantages

• Manufactured from beryllium copper (BeCu) alloy

• High thermal conductivity for improved cooling efficiency

• Precision hole threading according to design specifications

• Stable dimensional accuracy under repeated molding cycles

• Suitable for multi-cavity and high-output moulds

• Custom / OEM production under built-to-print requirements

• Consistent surface quality for reliable mould assembly

Applications / Industry Use

• Bottle cap and closure injection moulds

• Packaging mould components with enhanced cooling demand

• Medical consumable mould systems

• Cosmetic and daily-use plastic packaging moulds

• Precision injection molding tooling requiring thermal control

Mould Structure & Design Description

BeCu copper core pins are typically used in areas of the mould where rapid heat transfer is critical. The integrated hole thread design allows secure fixation within the mould structure while maintaining accurate axial alignment. Precise machining of the threaded and functional areas ensures stable positioning, reduced thermal deformation, and long-term mould reliability.

Manufacturing Capability & CNC Machining

Senlan Precision utilizes advanced machining and finishing equipment to ensure dimensional consistency and surface integrity. High-precision machining centers from MAKINO and turning systems from HARDINGE are applied to meet tight tolerance requirements for BeCu mould components.

Manufacturing processes include:

• CNC turning and milling

• Precision drilling and threading

• Fine finishing for functional surfaces

• Dimensional inspection and verification

Custom Development / OEM Cooperation Process

1. Customer provides drawings or 3D models

2. Technical review of material and tolerance requirements

3. Machining and process planning

4. Precision manufacturing and inspection

5. Final quality verification

6. Export packaging and shipment

All components are produced strictly under a Built-to-Print OEM model.

Quality Control & Export Experience

• Raw material verification before machining

• In-process dimensional checks

• Final inspection prior to shipment

• Standardized quality management procedures

• Experience supplying mould components to international customers

Related Products

• BeCu core inserts and sleeves

• Precision threaded core inserts

• Multi-cavity mould core pins

• Cooling-enhanced mould components

• Custom injection mould parts

FAQ – Technical & Purchasing

Q1: Why is BeCu used for core pins in injection moulds?
BeCu provides high thermal conductivity, helping improve cooling efficiency and reduce cycle time.

Q2: Are the hole threads manufactured to standard or custom specifications?
All threading is produced strictly according to customer drawings and tolerance requirements.

Q3: Can these core pins be used in multi-cavity moulds?
Yes. They are suitable for both single-cavity and multi-cavity injection mould systems.

Q4: Do you offer design services?
No. We manufacture strictly according to customer-provided drawings (Built-to-Print).

Request a Quote

To receive a technical quotation, please provide drawings, material specifications, tolerance requirements, and application details.
Our engineering team will review your request and respond accordingly.