ZWQ Forged Steel Ball for Ball Mill
产品描述
PRODUCT FEATURES
● high and uniform hardness
● greater wear resistance and fatigue endurance
● smooth surface and low circle loss rate
● low breakage rate
CHEMICAL COMPOSITION
|
Grade |
C |
Si |
Mn |
P ≤ |
S ≤ |
Cr |
Ni ≤ |
Cu ≤ |
|
ZWQ-2 |
0.72-0.86 |
0.15-0.37 |
0.70-0.80 |
0.035 |
0.035 |
0.20-0.65 |
0.25 |
0.25 |
|
ZWQ-3 |
0.58-0.66 |
1.30-1.90 |
0.40-0.80 |
0.035 |
0.035 |
0.70-0.90 |
0.25 |
0.25 |
|
ZWQ-4 |
0.70-0.90 |
1.20-1.40 |
0.50-0.80 |
0.035 |
0.035 |
0.70-1.00 |
0.25 |
0.25 |
|
ZWQ-3-2 |
0.70-0.80 |
1.30-1.40 |
0.70-0.80 |
0.035 |
0.035 |
0.70-0.90 |
0.25 |
0.25 |
TECHNICAL SPECIFICATION
|
Inch |
Size (mm) |
Theoretical Weight（Kg） |
Actual Size Range（mm） |
Material |
Surface Hardness |
Core Hardness |
Volume Hardness |
|
（HRC+/-0.5HRC |
（HRC+/-0.5HRC |
（HRC+/-0.5HRC |
|||||
|
1” |
Φ25 |
0.075+/-0.01 |
Φ24.5~27.5 |
ZWQ-2 |
63-66 |
62-64 |
63-66 |
|
1 1/4” |
Φ30 |
0.14+/-0.02 |
Φ29.7~32.7 |
ZWQ-2 |
63-66 |
62-64 |
63-66 |
|
1 1/2” |
Φ40 |
0.31+/-0.04 |
Φ39.6~43.6 |
ZWQ-2 |
63-66 |
62-64 |
63-66 |
|
2” |
Φ50 |
0.59+/-0.05 |
Φ50~54 |
ZWQ-2 |
62-65 |
61-63.5 |
62-65 |
|
2 1/2” |
Φ60 |
1.0+/-0.05 |
Φ60.4~64.4 |
ZWQ-2 |
62-65 |
59-64 |
61-64 |
|
3” |
Φ80(75) |
1.9+/-0.1 |
Φ76~81 |
ZWQ-2 |
61-63 |
59-62 |
60-63 |
|
3 1/2” |
Φ90MM |
3.1+/-0.15 |
Φ88~93.5 |
ZWQ-3 |
60-62 |
58-61 |
59-62 |
APPLICATION RECOMMENDATIONS
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Enquiry
+86-315-6916063
+86-18732533010 
zwnm@ejianlong.com
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Tangshan ZWell Equipment Manufacturing Co., Ltd.
Phone：+86-315-6916063 +86-15032541904
WhatsApp/wechat Number:+86-18732533010
E-mail：zwnm@ejianlong.com
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