• Model NO.：forged
• Customized：Customized
• Breakage Rate：1% Max
• Surface Hardness：HRC58-65
• Transport Package：Steel Drum , Container Bag
• Specification：ISO9001: 2008
• Trademark：ZW
• Origin：Zhangqiu, Shandong, China
• HS Code：73261100
• Production Capacity：50000 Tons

Brand
Name
C
Mn
Si
Cr
S
P
V
ZW-1
50Mn
0.48-0.56
0.70-1.0
0.17-0.37
≤0.25
≤0.035
≤0.035
 
ZW-2
60Mn
0.57-0.65
0.7-1.0
0.17-0.37
≤0.25
≤0.035
≤0.035
 
ZW-3
65Mn
0.60-0.70
0.9-1.2
0.17-0.37
≤0.25
≤0.035
≤0.035
 
ZW-4
B2
0.7-0.85
0.7-0.8
0.17-0.37
0.2-0.7
≤0.03
≤0.03
 
ZW-5
75SiMn
0.7-0.90
0.7-1.2
0.4-0.8
≤0.25
≤0.03
≤0.03
 
ZW-6
Wear-resistant Alloy
0.5-0.65
0.4-1.0
1.4-1.8
0.9-1.2
≤0.03
≤0.03
0.1-0.2
 
Type and Chemical Composition of Cast Grinding Ball (Cast mill ball)
Brand
Name-
C
Si
Cr
Mn
S
P
Mo
Al
 
ZW-7
Specialhi-CrI
2.0-2.8
≤1.0
22-32
0.5-2.0
≤0.06
≤0.08
micro
micro
 
ZW-8
Specialhi-CrII
2.0-2.8
≤1.0
17-22
0.5-2.0
≤0.06
≤0.08
micro
micro
 
ZW-9
Specialhi-CrIII
2.2-3.0
≤1.0
15-17
0.5-2.0
≤0.06
≤0.08
micro
micro
 
ZW-10
High-Cr
2.2-3.2
≤1.0
11-14
0.5-2.5
≤0.06
≤0.08
micro
micro
 
ZW-11
Medium-Cr
2.1-3.2
≤1.2
5-10
0.5-1.5
≤0.06
≤0.08
micro
micro
 
ZW-12
Low-Cr
2.2-3.5
≤1.2
1.5-3.0
0.5-1.5
≤0.06
≤0.08
micro
micro
 
Packaging & Shipping
Packing: Container bags or steel drums or others.
For Container Bag, Net weight 1000Kgs ,Gross Weight 1002KGS ,Measurement 0.4CBM
For Steel Drums ,Net weight 850-950Kgs ,Gross Weight 865-965KGS ,Measurement 0.3CBM .
Shipping and delivery 
Port of loading:Qingdao Port,China
Delivery time : Normally 2-3 weeks after down payment received.
Partial shippment allowed,
FAQ
Payment terms : T/T (30% DP,balance against copy of B/L.;  L/C 
Samples :  Free samples are provided for test before trial order 
MOQ : 1 Ton
For more information about our products ,Pls feel free to contact us