During the process of production, under the conditions of single warehouse as well as normal mining: 100 grams are needed by per tonne of cement as national standard; 70 grams as our enterprise; According to the feedback of the patrons, that's only need 50-60 grams.

Specification:
1)Diameter: 8-150mm
2)Hardness: 45 HRC min
3)Microstructure: P+C
4)Applied areas: Cement building materials, metal mining, coal paste thermal power plants, chemical engineering ceramic coating, light industry, magnetic materials...

5)Chemical composition (%)
A)C: 2.2-3.5
B)Cr: 0.3-3.0
C)Mn: 0.3-1.5
D)Si: 0.5-1.5
E)Mo: <1.0
F)P: <0.1
G)S: <0.1

The above specification can be changed according to the customer's demand.