They are widely to apply in cement building materials, metallurgical industry and power industry. During the process of production, under the conditions of single warehouse as well as normal mining: 100 grams are needed by per ton of cement as national standard; 70 grams as our enterprise; According to the feedback of the patrons, that's only need 50-60 grams. 

Chemical composition<%>
Name: Low chrome cast grinding bar
C: 2.8-3.5
Si: 0.8-1.6
Mn: 0.3-1.5
Cr: 0.4-1.0
Mo: 0-0.2
Cu: 0-0.2
S:0.12max
P:max0.12

Mechanical properties of products 
Microstructure: P+C
Hardness:46min

Specification
dia8, dia10, dia12, dia14, dia16, dia18, dia20, dia20x25, dia20x30, dia20x35, dia22x30, dia25x25, dia25x30, dia25x35, dia30x35, dia30x40, dia35x40, dia35x45.