1.2343 (AISI H11) Precision Core Pins | High-Performance Die Casting Tooling

Product Overview

1.2343 material precision core pins are critical tooling components used in high-load die casting mould systems. Manufactured by Senlan Precision, these core pins are produced from hot-work tool steel 1.2343 and engineered for dimensional stability, thermal resistance, and long service life. All components are manufactured strictly according to customer drawings for die casting tooling and mould applications.

Core Features & Technical Advantages

• Material: 1.2343 Hot Work Tool Steel
  Suitable for high thermal load and cyclic stress conditions

• High Dimensional Accuracy
  Stable geometry for precise mould alignment and repeatability

• Excellent Thermal Fatigue Resistance
  Reduces cracking and deformation during long production cycles

• Precision CNC & Grinding Process
  Ensures controlled tolerances and consistent surface quality

• Built-to-Print Manufacturing
  OEM production strictly according to drawings and specifications

Application Scenarios / Industry Applications

• Die Casting Tooling Systems

• Precision Core Pins for Die Casting Moulds

• Multi-Cavity Die Casting Mould Components

• Industrial Packaging Mould Tooling

• High-Temperature Mould Assemblies

These precision core pins are commonly used in tooling where strength, thermal stability, and repeatable accuracy are required.

Mould Structure & Design Explanation

In die casting tooling, core pins manufactured from 1.2343 steel are typically positioned in high-stress and high-temperature zones of the mould.
Key design considerations include:

• Thermal expansion control

• Wear resistance at contact surfaces

• Accurate alignment with cavity and ejector systems

• Long-term dimensional stability under repeated thermal cycling

The balanced toughness and hardness of 1.2343 steel make it suitable for demanding tooling environments.

Manufacturing Capability & CNC Machining Capacity

Senlan Precision produces die casting core pins through controlled machining processes:

• CNC Turning & Milling for structural accuracy

• Precision Grinding for diameter and concentricity control

• Heat Treatment Management for stable mechanical properties

• Optional Surface Treatments based on tooling requirements

Typical machining tolerance: ±0.01 mm
Tighter tolerances available upon technical evaluation.

Custom Development / OEM Cooperation Process

1. Drawing Review & Technical Confirmation
   Material grade, tolerance, hardness, and geometry verification

2. Process Planning
   Machining sequence and heat treatment planning

3. Precision Machining & Finishing
   Controlled production with in-process inspections

4. Final Inspection & Documentation
   Dimensional and visual inspection before delivery

5. Batch Supply & Replacement Support
   Consistent repeatability for tooling maintenance programs

Quality Control & Export Experience

• ISO 9001 quality management system

• Tool steel material traceability

• Precision inspection equipment for dimensional control

• Stable export experience for tooling component supply

• Inspection reports available upon request

Related Precision Tooling Components (Internal Links)

• Die Casting Mold Core Pins

• Precision Mold Core Inserts

• Tool Steel Mold Components

• Custom Die Casting Tooling Parts

• High-Temperature Mold Components

Frequently Asked Questions (FAQ)

Q1: Why is 1.2343 steel used for die casting core pins?
A: 1.2343 offers good thermal fatigue resistance, strength, and dimensional stability, making it suitable for high-temperature tooling environments.

Q2: Are these core pins standard parts?
A: No. All core pins are custom manufactured according to customer drawings and tooling requirements.

Q3: What machining methods are used?
A: CNC turning, milling, precision grinding, and controlled heat treatment processes are applied.

Q4: Can small-batch and long-term supply both be supported?
A: Yes. Senlan Precision supports prototype, small-batch, and repeat tooling production.

Request a Technical Quotation

For custom 1.2343 die casting core pins, precision tooling components, or OEM built-to-print manufacturing, please contact Senlan Precision with your drawings and specifications.
Our engineering team will provide a technical evaluation and quotation.