resistant forged iron ball
Forged iron ball
Chemical element of forged ball
|
C
|
Si
|
Mn
|
Cr
|
S
|
P
|
|
0.50-0.65
|
0.15-0.37
|
0.6-1.2
|
<=0.25
|
<=0.04
|
<=0.04
|
|
0.7-0.9
|
0.45-0.75
|
0.7-1.25
|
0.11-0.4
|
<=0.04
|
<=0.04
|
Specification and hardness of forging ball
|
Nominal
diameter
(mm)
|
Diameteical
tolerance
(mm)
|
Weight of Single
of forging ball
in average
|
Number of piece of
One ton forging ball
in average
|
Surface
hardness
|
Impact
toughness
|
|
DIA 20
DIA 25
DIA 30
DIA 40
DIA 50
|
+2
-1
|
32
64
110
263
513
|
31250
15625
9090
3802
1949
|
55-65
|
≥12
|
|
DIA 60
DIA 70
DIA 80
DIA 90
DIA 100
|
+3
-2
|
888
1410
2104
2996
4110
|
1126
709
475
333
243
|
||
|
DIA 110
DIA 120
DIA 130
|
+4
-2
|
5457
7102
9030
|
182
140
110
|
||
|
DIA 140
DIA 150
|
+4
-3
|
11278
13871
|
88
72
|
Package: By steel drum(800-900kg per drum) or flexible container bag(1000kg per bag)
Application fields:
1)industries of cement building material
2)metallurgical selection in mine
3)grinding coal in power plant
4)chemical industry 5)machinery
Product performance:
1) Even hardness
2)Unbreakable
3)Grinding resistant
4)High resistant
5)High combined efficiency of grinding mill
The Process Line Of Production:
Raw material—Cutting—Stove—Forging—Transfe Machine—Quenching—Heat Treatment—Dimension Test—Hardness Test—Packing—Transportation &Sea Freight