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DIN9 M4 Straight teeth grade 9 Việt Nam

Tooth grinding accuracy: German standard DIN9 grade

Module: 4

Material: C45

Hardness: HRC50-55

Heat treatment: tooth high frequency quenching

The surface of the rack is blackened after high frequency quenching, and the surface of the product is highly rustproof and not easy to corrode. Tooth surface hardness is high, high wear resistance, can be adapted to the reciprocating frequent use of linear transmission motion equipment can also be used for heavy-duty rack and pinion transmission.

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