750mm Extra-Long Die Casting Core Pins | Precision Metric Mold Components

Product Overview

The 750mm Length Metric Core Pins are precision-manufactured mold components designed for long-stroke and deep-core plastic injection molding applications. Produced with strict dimensional control and high straightness requirements, these core pins are suitable for complex mold structures where stability, wear resistance, and consistency are critical during continuous industrial production.

Key Features & Advantages

• Extended Length up to 750 mm
  Engineered for deep cavities and long-core injection molding structures.

• High Dimensional Accuracy
  Tight tolerance control ensures straightness, concentricity, and repeatable performance.

• Metric Standard Compatibility
  Manufactured according to metric specifications for seamless integration into existing mold systems.

• Stable Mechanical Properties
  Optimized material selection and heat treatment for strength, rigidity, and long service life.

• Built-to-Print Manufacturing
  Fully customized according to customer drawings, tolerances, and technical requirements.

Applications & Industry Use

• Packaging Mold Systems
  Suitable for bottle caps, closures, and packaging containers requiring deep core structures.

• Medical Plastic Injection Molds
  Applied in molds for syringes and medical consumables where precision and stability are essential.

• Multi-Cavity Injection Molds
  Ideal for high-cavity molds requiring consistent core pin alignment.

• Industrial Plastic Molding Tools
  Used in complex mold assemblies with long core penetration and high cycle requirements.

Mold Structure & Design Description

The 750mm Metric Core Pins are typically used as central forming elements within the mold core system. Due to their extended length, special attention is given to straightness control, thermal stability, and stress distribution. These pins are designed to minimize deflection during injection pressure and maintain dimensional integrity throughout long production runs.

Manufacturing Capability & CNC Machining

• Precision CNC Turning & Grinding
  Ensures straightness, roundness, and surface consistency over extended lengths.

• Advanced Heat Treatment Control
  Optimized hardness and internal stress balance for long core components.

• Length-Specific Process Control
  Dedicated machining and inspection processes for extra-long mold components.

• Surface Finishing Options
  Polishing or functional surface treatments available based on mold requirements.

Custom Development / OEM Cooperation Process

1. Drawing & Requirement Review
   Customer provides drawings, length specifications, tolerances, and material preferences.

2. Engineering Evaluation
   Feasibility analysis focusing on straightness, rigidity, and machining approach.

3. Precision Manufacturing
   CNC turning, grinding, heat treatment, and surface finishing per specification.

4. Dimensional Inspection
   Full inspection of length, straightness, diameter, and concentricity.

5. Packaging & Delivery
   Secure packaging suitable for long components and international shipment.

Quality Control & Export Experience

• ISO 9001 Quality Management System
  Ensures full traceability from raw material to final inspection.

• Length & Straightness Measurement
  Specialized inspection methods for long core pin components.

• Consistent Export Supply
  Experience serving international customers with industrial mold components.

• Documentation Support
  Inspection reports and material certificates available upon request.

Related Products (Internal Links)

• Precision Mold Core Pins

• Custom Injection Mold Inserts

• Multi-Cavity Mold Core Components

• Long-Length CNC Machined Mold Parts

FAQ

Q1: Can you manufacture core pins longer than 750 mm?
Yes, extended lengths are possible based on design and straightness requirements.

Q2: What tolerances can be achieved for long core pins?
Tolerances depend on diameter and length, and are defined according to customer drawings.

Q3: Are these core pins suitable for multi-cavity molds?
Yes, they are commonly used in multi-cavity and high-precision mold systems.

Q4: Can surface finishing be customized?
Yes, polishing or functional surface treatments can be applied as required.

Q5: Do you support OEM and non-standard designs?
Yes, all products are manufactured strictly based on customer drawings (Built-to-Print).

Get a Quote

For customized 750mm Length Metric Core Pins for injection molding applications, contact Senlan Precision.