Low price grinding steel ball for ball mill 20mm-150mm manufacturer from China Oriental Casting and Forging Limited

Product Detail

Model No.: 20mm-150mm

Production Capacity: 100000

Delivery Date: 7-45 days according to your...

Endurance impact test: >12000

Breakage rate: <1%

Chemical elements: C . Si . Mn . P . S . Cr

Means of Transport: Ocean,Land

Packing: 1000KG BAGS

Brand Name: DT

Impact toughness: >12j/cm2

Certificate: ISO 9001:2008,ISO14001

1.Sizes:DIA20-150mm
2.Hardness: HRC55-67
3.Chemical elements:C . Si . Mn . P . S . Cr
4.Impact toughness: >12J/CM2
5.Endurance impact test: >12000

Low price grinding steel ball for ball mill :

Specifications:

Diameter: 20mm-150mm

Hardness:HRC55-67

Breakage rate:<1%
Impact tes:>12J/CM2
Endurance test times>12000

Chemical elements:

Name	Chemical elements
45#	C:0.42-0.50 Mn:0.50-0.80 Si:0.17-0.37 Cr:0.2 max P: 0.035max Ni:0.25max Cu:0.25max
60Mn	C:0.57-0.65 Mn:0.7-1.0 Si:0.17-0.37 Cr:0.25max S:0.035max P:0.035max Ni:0.3max Cu:0.25max
65Mn	C:0.62-0.70 Mn:0.9-1.0 Si:0.17-0.37 Cr:0.25max S:0.035max P:0.035max Ni:0.3max Cu:0.25max
B2	C:0.72-0.92 Mn:0.7-1.2 Si:0.17-0.37 Cr:0.4-0.6 S:0.04max P:0.04max
42Cr	C:0.38-0.45 Mn:0.50-0.80 Si:0.17-0.37 S:0.035max P:.35max Cr:0.9-1.2 Ni:0.3max Cu:0.30max

Specification and Hardness:

Nominal diameter (mm-inches)	Diameteical tolerance (mm)	Weight of Single of forging ball in average	Number of piece of One ton forging ball in average
20-0.8" 25-1.0" 30-1.2" 40-1.6" 50-2.0"	+2 -1	32 64 110 263 513	31250 15625 9090 3802 1949
60-2.4" 70-2.8" 80-3.2" 90-3.6" 100-4.0"	+3 -2	888 1410 2104 2996 4110	1126 709 475 333 243
110-4.4" 120-4.8" 130-5.2"	+4 -2	5457 7102 9030	182 140 110
140-5.6" 150-6.0"	+4 -3	11278 13871	88 72

Nominal diameter

(mm-inches)

Diameteical tolerance

(mm)

Weight of Single

of forging ball

in average

Number of piece of

One ton forging ball

in average

20-0.8"

25-1.0"