High-Toughness Mold Core Pins | Custom H13/1.2344 Parts for High-Cycle Molding

Product Overview

Senlan Precision manufactures good-toughness mold core pins for injection mould applications, engineered for stable performance in high-cycle and multi-cavity tooling. Produced strictly to customer drawings, these core pins emphasize fracture resistance, dimensional stability, and repeatable quality, making them suitable for packaging and medical mould systems requiring long service life and consistent output.

Key Features & Advantages

• High Toughness Material Selection
  Optimized tool steels selected for impact resistance and reduced risk of breakage.

• Precision CNC Machining
  Tight dimensional control to ensure accurate fit and stable mould operation.

• Built-to-Print / OEM Manufacturing
  Components produced strictly according to customer drawings and specifications.

• Surface Treatment Options
  Nitriding, PVD coatings, or polishing available based on application requirements.

• Consistency for Multi-Cavity Moulds
  Designed for uniform performance across cavities and repeat production runs.

Applications / Industry Use

• Packaging Moulds: bottle caps, closures, sealing components

• Medical Moulds: consumables and high-precision injection components

• High-Cavity Injection Moulds: 24, 48, 64 cavities and above

• Replacement Core Pins: maintenance and tooling refurbishment

Mould Structure & Design Description

These mold core pins function as critical forming elements within injection mould systems. Key design considerations include:

• Accurate concentricity and straightness to maintain part geometry

• Controlled fits with cavities, sleeves, and ejector systems

• Structural strength to withstand repeated injection cycles

• Compatibility with modular and multi-cavity mould layouts

Manufacturing Capability & CNC Machining

• CNC Turning & Milling for complex pin geometries

• Precision Grinding for tight tolerances and surface finish control

• Heat Treatment with controlled hardness and toughness balance

• Surface Treatments to enhance wear resistance and service life

• Small Batch to Serial Production for OEM supply stability

Custom Development / OEM Workflow

1. Drawing Review
   Customer provides 2D/3D drawings, tolerances, material, and quantity.

2. Process Planning
   Machining, heat treatment, and inspection methods defined.

3. Production
   CNC machining and finishing executed per approved process.

4. Inspection & Reporting
   Dimensional inspection reports available upon request.

5. Delivery
   Parts packaged and shipped for export compliance.

Quality Control & Export Experience

• ISO-Compliant Quality Management
  Full traceability from raw material to finished components.

• In-Process & Final Inspection
  Dimensional and visual checks using calibrated equipment.

• Export-Oriented Manufacturing
  Experience supplying mould components to international customers with repeat orders.

Related Products (Internal Links)

• Precision Mold Core Pins

• Mold Inserts & Sleeves

• Ejector Pins for Injection Moulds

• Multi-Cavity Mould Components

FAQ

Q1: Can these core pins be manufactured strictly to our drawings?
Yes. All products are built-to-print and manufactured according to customer-provided drawings.

Q2: What materials are available for high toughness requirements?
Material selection is based on application needs and operating conditions, with options focused on toughness and fatigue resistance.

Q3: Are surface treatments available?
Yes. Nitriding, PVD coatings, and polishing can be applied as specified.

Q4: Can you support multi-cavity mould consistency?
Yes. Our process emphasizes dimensional consistency for high-cavity mould applications.

Q5: Are inspection reports provided?
Inspection reports can be supplied upon request.

Request a Quote

For OEM, built-to-print mold core pins with high toughness for injection moulding, please send your drawings and technical requirements.
Contact Senlan Precision to receive a technical quotation and manufacturing feedback.