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GR HALF-NOTCHED CENTER

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Type: Fixed series
The main body material of the center is low-quenching-hardness carburized steel, which has undergone carburizing and quenching treatment, with a hardness of HRC 58-62.
The top part of the shaft is precisely inlaid with high-quality tungsten steel, with a hardness of HRA 93-94.

Suitable for high-precision axis grinding processing.


UNIT：mm

型式/外表尺寸

Model/Spec

A B C D E F L 合金直径

精度(mm)

GR-1 11.5 57 23 3.5 12.065(MT1) 2 80 8 0.003
GR-2 17 69 31 5 17.78(MT2) 3 100 10 0.003
GR-3 23 86 39 5 23.825(MT3) 3.5 125 12 0.003
GR-4 30 109 51 6.5 31.267(MT4) 5 160 15 0.003
GR-5 43 136 64 6.5 44.399(MT5) 8 200 18 0.003

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