Mold Limit Pin

The Mold Limit Pin improves mold reliability and production efficiency by ensuring precise movement control and reducing mechanical impact during repeated molding cycles. Compared with standard positioning components, it provides higher durability, better alignment accuracy, and reduced maintenance frequency, helping extend overall mold life. This component is widely used in injection molding, automotive parts manufacturing, electronics housing production, and precision die systems where stability and accuracy are critical for consistent output quality.

  • Material: S45C
  • Outer Diameter: Tolerance -0.01 to -0.2, precision grinding
  • Length: Tolerance +0.1 to +0.5
  • Product Hardness: 15-17 HRC
  • Multiple options available

Product Description

Introduction

The Mold Limit Pin improves mold reliability and production efficiency by ensuring precise movement control and reducing mechanical impact during repeated molding cycles. Compared with standard positioning components, it provides higher durability, better alignment accuracy, and reduced maintenance frequency, helping extend overall mold life. This component is widely used in injection molding, automotive parts manufacturing, electronics housing production, and precision die systems where stability and accuracy are critical for consistent output quality.

Three Key Customization Aspects, Tailored to Your Needs

Matching different customization methods to meet various requirements.

Size Customization

Standard sizes are available in stock, while non-standard sizes can be customized to meet your specific requirements.

Material Customization

We offer free material selection advice, helping you choose the most suitable materials for mold components.

Mold Pairing Customization

Punching pins and molds are matched and formed in one step, saving on mold change costs.

Precision Manufacturing, Excellent Quality

Premium 45# Steel

Can be hardened, with good toughness and high wear resistance.

Deep and Complete Threads

The threads are deep, neat, and clear, ensuring even force distribution and resistance to stripping.

Precision Tolerance

Outer diameter precision grinding, smooth surface, and accurate dimensions.

Heat Treatment Processing

The product undergoes a vacuum heat treatment process, significantly enhancing hardness and wear resistance.

From design review to delivery, we provide dedicated one-on-one follow-up throughout the entire process.

Consultation → Provide Drawings → Design Review & Quotation → Order Processing → Quality Inspection → On-time Delivery → After-sales Follow-up

Our Advantages

Backed by over 25 years of engineering experience, our team offers comprehensive services—from customized mold design and precision machining to full-scale production—supported by a robust quality assurance system and proactive customer service. Certified under ISO9001, ISO14001, and IATF 16949, we continually strive for excellence in quality, innovation, and customer satisfaction.

Over 100,000 units in stock, with 2-hour shipment for standard products.

Implementing a three-stage inspection system—initial material check, in-process inspection, and final inspection.

Large inventory and quick turnaround, ensuring on-time delivery with 100% product inspection.

Application Range

The preferred choice across various industries.

FAQ