Main Products: We are professional manufacturer in high and low chromium alloy casting balls and forgings , polybasic alloy casting balls and forgings , polybasic alloy steel linings.
low chrome cast grinding ball
Negotiable /Piece
Min.Order:1 Piece
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Anhui Ningguo Steel Lining of The New High-Tech Co.Ltd
Business Type: Trading CompanyMain Products: We are professional manufacturer in high and low chromium alloy casting balls and forgings , polybasic alloy casting balls and forgings , polybasic alloy steel linings.Product Details
name:low chrome cast grinding ball
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.
Chemical composition<%>
|
Designation |
Chemical composition<%> | ||||||
|
C |
Si |
Mn |
Cr |
Mo |
P |
S | |
|
ZQCr2 |
2.2-3.5 |
≤1.4 |
0.3-1.5 |
0.4-3.0 |
<1.0 |
≤0.15 |
≤0.15 |
Properties and Microstructure
|
Designation |
Surface hardness<HRC> |
Shock value < J/cm2> |
Microstructure |
Time of Falling balls <Frequency> |
|
tempering state<B> | ||||
|
ZQCr2 |
≥45 |
≥1.6 |
P+C |
≥8000 |
Specification and Avoirdupois
|
Ball Diameter <mm> |
Weight of Each Ball |
Pcs/ton |
|
φ20 |
0.0322 |
31056 |
|
φ25 |
0.063 |
15873 |
|
φ30 |
0.11 |
9091 |
|
φ40 |
0.257 |
3891 |
|
φ50 |
0.50 |
2000 |
|
φ60 |
0.867 |
1153 |
|
φ70 |
1.37 |
729 |
|
φ80 |
2.05 |
487 |
|
φ90 |
2.9 |
345 |
|
φ100 |
4.00 |
250 |
|
φ110 |
5.3 |
188 |
|
φ120 |
6.80 |
147 |
|
φ125 |
7.75 |
129 |
|
φ130 |
8.74 |
114 |
|
φ150 |
13.5 |
74 |
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