Brake shoes are used in wheel pairs of carriages of metro passenger trains. The shoe is a friction material moulded in a press mould.
Method of manufacture: cold and hot moulding in a mould at a certain pressure and temperature with pressing into a steel metal frame. Brinell hardness, NV 16/1875/30 can be presented in the range from 12 to 25 incl.
Coefficient of friction on cast iron grade ??-15 can be presented in the range from 0,35 to 0,55. Linear wear on cast iron grade ??
15, mm, not more than 0,25
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