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SST100 series are made of superior nitrided steels 38CrMoAlA, SCM645.

SST100 series screws are suitable for SBK1、SBK3 barrels

Material: Superior nitrided steel 38CrMoAlA, SCM645

Depth of nitrided layer: 0.4 ~ 0.5mm

Hardness: > HV9500

Suitable for injecting ABS, PP, TPU, TP2, PE, PS and other materials with weak abrasion and corrosion resistance.

Application Area

Household appliance, toy products, general outer covering and soft rubber

Effects of Ammonia Decomposition Rate and Nitriding Temperature to the Nitriding

Layer Depth and Hardness of 38CrMoAlA Steel (Heat Preservation 24h)