SST200 series are made from domestic and imported cold-working alloy steel.
Characteristics:
Well abrasion resistance and hardenability, superior toughness, good surface properties, suitable for surface nitriding, electrol plate and PVD treatment
SST200 series screws are suitable for SBK3 barrel.
Material: Imported cold-working alloy steel
Overall hardness: HRC 58°-60°
Heat treatment: Vacuum quenching (Preheat temperature: 650 ~ 750°C)
Austenitizing temperature: 950-1080°C (Normally is 1030 ~ 1050°C)
Suitable for injection molding:
PC, LCP, PPS, POM, PA, PBT and other materials with a fiber addition of less than 30%.
Application:
Electron, electric equipment, fan, machinery parts and electronic parts.
