Professional factory direct sale of forged steel grinding ball.

1.Diameter:20mm-150mm
2.Raw material: First grade steel from China
3.Microstructure:BATTEN M + LITTLE B + LITTLE C
(M-Martensite, B-Bainitic,C-Carbide)
4.Roundness:
Spherical with little overfil or underfil within the national standard YB/T 091-2005
5.Breakage Guarantee:
Nil Breakage upon delivery
less than 1% in normal and correct operation conditions
6.Package:
Steel Drums / Flexible Container Bags ( At buyer's option)
7.Certificate:ISO9001-2008