Loading Port:Qingdao Port
Payment Terms:TT or LC
Min Order Qty:25M.T. m.t.
Supply Capability:200000M.T./Year m.t./month
1. Chemical Composition of Steel Grinding Media Mill Ball with Well Abrasive Resistance Made in China apply for Mineral and Cement
Items | Brand | Chemical elements | ||||||||
C | Si | Mn | Cr | Mo | Cu | Ni | P | S | ||
High chrome casting iron ball | Cr20 | 2.0-3.0 | ≤1.0 | 0.5-1.5 | 18-22 | 0-2.5 | 0-1.2 | 0-1.5 | ≤0.10 | ≤0.10 |
High chrome casting grinding ball | Cr15 | 2.0-3.0 | ≤1.0 | 0.5-1.5 | 14-17 | 0-3.0 | 0-1.0 | 0-1.5 | ≤0.10 | ≤0.10 |
High chrome casting grinding ball | Cr13 | 2.0-3.0 | ≤1.0 | 0.5-1.5 | 11~14 | 0-1.0 | 0-2.0 | 0-1.5 | ≤0.10 | ≤0.10 |
Middle chrome casting grinding ball | Cr7 | 2.1-3.2 | 0.5-2.2 | 0.5-1.5 | 6~10 | 0-1.0 | 0-0.8 | 0-1.5 | ≤0.10 | ≤0.10 |
Low chrome casting grinding ball | Cr2 | 2.2-3.6 | ≤1.2 | 0.5-1.5 | 1.0-3.0 | 0-1.0 | 0-0.8 | ≤0.10 | ≤0.10 | |
Items | Suface hardness(HRC) | Endurance impact test | |
Quenched | Unquenched | (Times) | |
High chrome Casting grinding balls | ≥60 | ≥50 | ≥8000 |
Middle chrome Casting grinding balls | ≥60 | ≥50 | ≥8000 |
Low chrome Casting grinding balls | ≥60 | ≥45 | ≥8000 |
2. Sizes of Steel Grinding Media Mill Ball with Well Abrasive Resistance Made in China apply for Mineral and Cement
Item | SIZES | |||||||||||||
φ17 | φ20 | φ25 | φ30 | φ40 | φ50 | φ60 | φ70 | φ80 | φ90 | φ100 | φ110 | φ120 | φ130 | |
Tolerance | +1.0 | +2.0 | +3.0 | +3.5 | ||||||||||
-1.0 | -1.0 | -1.0 | -1.5 | |||||||||||
Difference between max diam and min diam | ≤1.0 | ≤2.0 | ≤3.0 | |||||||||||
3.Applied Field of Steel Grinding Media Mill Ball with Well Abrasive Resistance Made in China apply for Mineral and Cement
1) Metal mining in mines,2) power stations,3) Chemical engineering
4.Packing Information of Steel Grinding Media Mill Ball with Well Abrasive Resistance Made in China apply for Mineral and Cement
Steel drum (800-900kg per drum)
flexible container bag (1000kg per bag)
5. Photos of Steel Grinding Media Mill Ball with Well Abrasive Resistance Made in China apply for Mineral and Cement
