What is Ejector Pins ？

ejector pins are essential components in injection molding and die casting processes. They are used to eject molded parts from the mold cavity, ensuring smooth and efficient production.
Gunri offers high-quality steel ejector pins crafted from premium materials for enhanced durability and performance. Our precision manufacturing process ensures accurate dimensions and consistent quality, contributing to the overall reliability of your molds.
Specifications
Material: SKH51
Hardness: 59-61 HRC
Diameter: Min. 0.2mm
Precision: Max. 0.002-0.003mm
Thickness of working blade: Min. 0.2mm
Addition: Cr Plating, Engraving on the tip, etc.
With properties of high hardness, well toughness, optimum wearability, and heat-resistant ability, the products provide a longer lifespan and better heat transmutation and are widely applied, especially in precision molds.
The working flat part is ground after heat treatment to ensure the stability of the internal structure of the product and achieve the effect of not easily deformed and broken in the mold.
Interested in our High-Speed Steel Ejector Pins & Stepped Ejector Pins? Feel free to inquire for more details and personalized solutions.