เข็มกระทุ้ง (SKD 61)
Hot work Ejector Pins For Aluminum Press / Die Casting Mould
Hardness : HRC 40º ∼ 45º Outside Hardness : HV900 (Made in Japan)
Hot work Ejector Pins are made of hot alloy tool steel
The body of the pin has surface hardness of 1,000 – 1,100 Vickers (70 – 80 HRC)
