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forged steel grinding balls forged ball steel ball
forged steel grinding balls  forged ball  steel ball

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forged steel grinding balls
a.good wear resistence
b.high hardness & low breakage
c.ferrochromium material
d.HRC:58-65

features:

a.good wear resistence
b.high hardness & low breakage
c.ferrochromium material
d.HRC:45min

Diameter :8mm-130mm

 

Specifications

 

forged grinding steel ball:
(1)Diameter:DIA20-150MM
(2)Hardness:HRC50-65
(3)have the advantages of rubbing endurance, cras

 

Chemical composition:

Chemical composition

C

Si

Mn

Cr

P

S

0.45-0.65

0.17-0.37

0.6-1.2

≤0.25

≤0.035

≤0.035

2.Specification and Hardness of Forged Grinding Steel 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

 3.Features:
(1) Characteristics:
a) High hardness and resistance
b) Good even wear
c) No breaking
(2) Applied fields:
a) Mines
b) Cement plants
c) Power stations
d) Chemical industry
6.outside package:
Container bags, steel drums

  packing :

steel drum

ton bag

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