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Forged steel grinding media ball for ball mill (Dimensions: 12mm to 180mm)

Forged steel grinding media ball for ball mill (Dimensions: 12mm to 180mm)

Forged steel grinding media ball for ball mill (Dimensions: 12mm to 180mm)
Forged steel grinding media ball for ball mill (Dimensions: 12mm to 180mm) Forged steel grinding media ball for ball mill (Dimensions: 12mm to 180mm) Forged steel grinding media ball for ball mill (Dimensions: 12mm to 180mm) Forged steel grinding media ball for ball mill (Dimensions: 12mm to 180mm) Forged steel grinding media ball for ball mill (Dimensions: 12mm to 180mm)
Categories Casting Grinding ball
Brand Junnan Steel
Material Iron, Chrome Alloy, Iron Alloy
Hardness 60 - 65 hrc
Standard DIN GB ISO JIS BA ANSI YB/T091-2005
Impact Toughness 12 J/cm² Min
Falling Test Times 12000 Times Min
Diameter range 8mm-150mm
Chemical Elements C Si Mn P S Cr
Breakage Rate 0.5% MAX
Unit Price US $ 500/ton
FOB port Xingang /Caofeidian /any other main ports in China
付款条件 L/C, D/A, D/P, Western Union, MoneyGram, T/T
Update Time 2022-02-28
Detail Information
Type and chemical composition
Model
Material
C
Mn
Si
Cr
S
P
High Chrome
Cr-23-32%
2.0-2.8
0.5-2.0
≤1.0
23-32
≤0.01
≤0.01
Cr-18-22%
2.0-2.8
0.5-2.0
≤1.0
18-22
≤0.01
≤0.01
Cr-15-17%
2.2-3.0
0.5-2.0
≤1.0
15-17
≤0.01
≤0.01
Cr-10-14%
2.2-3.2
0.5 - -2.5
≤1.0
10-14
≤0.01
≤0.01
Medium Chrome
Cr-10-14%
2.1-3.2
0.5-1.5
≤1.2
5.0-9.0
≤0.01
≤0.01
Low Chrome
Cr-1-4%
2.2-3.5
0.5-1.5
≤1.2
1.0-4.0
≤0.02
≤0.02
Physical Property of Casting Grinding Ball
Model
Hardness(HRC)
Impact Test
(Ak.J/cm2)
Endurance
Test Times(5m)
Microstructure
Quenching
Unquenching
High Chrome
≥60
≥58
≥17
≥15000
M+C
Medium Chrome
≥56
≥15
≥12000
P+C
Low Chrome
≥53
≥13
≥10000
P+C
Quality Control

Impact Test Machine

It is used to test Impact Test Value

Hardness Tester

It is used to test hardness

Wire-Electrode Cutting

It is sampling core from ball
The Process for Grinding Balls

(1)Raw material

(2)Scientific Proportioning

(3)Electric Furnace Smelting

(4)Assay Before Furnace

(5)Mold Forming

(6)Polishing

(7)Heat Treatment

(8)Qualified Products

(9)Packing (drum/barrel or bag)


Application
Packing & Shipping
Packing specification
Bag
diameter17-150mm
1000kg/bag
Drum
diameter17-25mm
1000kg/drum
diameter30-50mm
950kg/drum
diameter60-70mm
900kg/drum
diameter80-90mm
850kg/drum
diameter100-150mm
800kg/drum
20feet container
25bags or 25-32drums
40feet container
27bags or27-34drums
Service
FAQ for Grinding Ball


Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q:Could you accept OEM and customization?

A:YES, we can customize for you according to sample or drawing.

Q: Do you like to accept small orders?

A:We enjoy growing up together with all our clients, whatever big or small. You will become bigger and bigger to be with us.

Q:What's your warranty?

A:1 year.

Q: Can you provide free sample?

A:Yes, we are glad to supply free samples which quantity is less than 10kgs. But usually the courier fee should be paid by customer.

Q:Do you have any certificate?

A:Yes, our company has ISO 19001:2008 certificate.

We could also supply customer the Test report, SGS by third party.

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