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Help CenterGood Quality Medium Chrome Casting Steel Forges
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High chromium grinding balls and low chromium grinding balls are the idea grinding materials in cement, metallurgy,mining,electrci power and other industries.It applies to various specification of large,medium,small dry and wet grinding machines. Our steel ball has the high hardness,low wear loss, good thoughness and low breakage.Our products have a strong footing in our domestic market of about 20 provinces and export to many countries and regions .Welcome all the friends home and abroad to inquire and cooperate with us.
Specification of grinding balls
Low chromium grinding balls |
dia.20mm |
30 |
40 |
50 |
60 |
70 |
80 |
90 |
100 |
120 |
130 |
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High chromium grinding balls |
20 |
30 |
40 |
50 |
60 |
70 |
80 |
90 |
100 |
|
|
|||||
Grinding forge |
8*10 |
10*12 |
12*14 |
14*16 |
16*18 |
18*20 |
||||||||||
20*25 |
25*30 |
30*35 |
30*40 |
40*50 |
50*60 |
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Item |
Brand |
Chemical composition(%) |
||||||||
C |
Si |
Mn |
Cr |
Mo |
Cu |
Ni |
P |
S |
||
Chrome alloy cast ball/forge |
ZQCr26 |
2.0-3.3 |
≤1.2 |
0.3-1.5 |
>23.0-30.0 |
0-3.0 |
0-1.2 |
0-1.5 |
≤0.10 |
≤0.06 |
Chrome alloy cast ball/forge |
ZQCr20 |
2.0-3.3 |
≤1.2 |
0.3-1.5 |
>18.0-23.0 |
0-3.0 |
0-1.2 |
0-1.5 |
≤0.10 |
≤0.06 |
Chrome alloy cast ball/forge |
ZQCr15 |
2.0-3.3 |
≤1.2 |
0.3-1.5 |
>14.0-18.0 |
0-3.0 |
0-1.2 |
0-1.5 |
≤0.10 |
≤0.06 |
Chrome alloy cast ball/forge |
ZQCr12 |
2.0-3.3 |
≤1.2 |
0.3-1.5 |
>10.0-14.0 |
0-3.0 |
0-1.2 |
0-1.5 |
≤0.10 |
≤0.06 |
Chrome alloy cast ball/forge |
ZQCr8 |
2.1-3.3 |
≤2.2 |
0.3-1.5 |
7.0-10.0 |
0-1.0 |
0-0.8 |
- |
≤0.10 |
≤0.06 |
Chrome alloy cast ball/forge |
ZQCr5 |
2.1-3.3 |
≤1.5 |
0.3-1.5 |
4.0-6.0 |
0-1.0 |
0-0.8 |
- |
≤0.10 |
≤0.10 |
Chrome alloy cast ball/forge |
ZQCr2 |
2.1-3.6 |
≤1.5 |
0.3-1.5 |
1.0-3.0 |
0-1.0 |
0-0.8 |
- |
≤0.10 |
≤0.10 |
Laboratory result of falling ball
commodity |
Wear loss |
Breaking rate (%) |
Low chromium grinding ball |
70-120g/ton ( cement ) |
<1% |
High chromium grinding ball |
15-80g/ton ( cement ) |
<0.5% |
Grinding forge |
20-40g/ton (cement ) |
<1.5% |
Tangshan Mingtai Grinding Material Co.,Ltd was established in 2006,we are one of the largest manufacturers of grinding media balls in China, We have advanced facilities of Casting Equipment and Heat Treatment Equipment ,annual production capacity over 50,000 metric tons.Our products alloy grinding balls and steel forgings are the ideal grinding materials in cement,metallurgy,mining,electric power and other industries.High hardness,low wear loss,good toughness and low breakage make us enjoy a high reputation in foreign and domestic market.
Established good cooperation with foreign customers
Get the certificate and honors
Why choose us?
1.Over 20years Professional grinding balls manufacturing experience,deserves your trust.
2.High quality,competitive price and good service benefit our customers.
3.ISO9001 certified company, advanced oil quenching and heating production line, together with advanced testing machines.
4.Chemical analysis reports would be sent together with each batch of steel balls,even samples.
5.50,000 metric tons annual production capacity can provide short L/T.
Send Inquiry to This Supplier
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