... steel sand cast making UT MT PT Machining Gear wheelEfficiency: Annual output of more than 10, ... or special requirements from Customers.1) Chain wheel, gear wheel, sheave, idler wheel, platen, winding drum, helm seat etc. ... Gear, Bull Gear, axial seat, big shaft, block, module etc.(6) Fire grate car, carrier wheel, driving chain, chain wheel ... ,CCS,Germany classification society attestation. Gear wheel