Jinan  Zhongwei  Casting And Forging Grinding Ball Co.,Ltd

Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd 18 Years focus on development and production of grinding media Casting quality with strength, Forging glory with integrity

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Mining Sag and AG mill special use forged and cast grinding steel balls

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Jinan  Zhongwei  Casting And Forging Grinding Ball Co.,Ltd
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City:jinan
Province/State:shandong
Country/Region:china
Contact Person:Mrscherry lee
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Mining Sag and AG mill special use forged and cast grinding steel balls

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Brand Name :ZW
Model Number :45#,60Mn B2,B3,B6
Certification :ISO9001:2008
Place of Origin :Jinan city,Shandong province,China
MOQ :1 tons
Price :Negotiable
Supply Ability :Annual output 50000 tons
Delivery Time :5 work days every 25 tons after deposit
Packaging Details :container bags ,steel drum
Product name :Sag Mill Grinding Ball
Diameter :20-140mm
Material :B3, B2
Hardness :55-65HRC
Broken :1% max
Impact :more than 12
Heat Treatment :water quenching
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Mining Sag and AG mill special use forged and cast grinding steel balls

Forged Steel ball, Cast Iron Ball, Grinding Rod, Cast Cylpebs

Forged ball chemical and hardness:

Material Chemical elements
C Si Mn P/S Cr
B2 0.72-0.85 0.17-0.37 0.7-1.0 <0.04 0.4-0.6
60Mn 0.55-0.65 0.17-0.37 0.7-1.0 <0.04 <0.25
45# 0.42-0.50 0.17-0.37 0.5-0.8 <0.035 ≤0.25
B3 0.58-0.66 1.6-1.9 0.65-0.8 <0.025 0.7-0.9

Material

25mm-50mm

HRC

60mm-90mm

HRC

100mm-125mm

HRC

Surface Core Surface Core Surface Core
B2 60-65 58-62 58-63 50-55 56-60 40-45
60Mn 58-63 55-60 58-63 40-45 56-60 30-35
45# 55-58 45-55 55-58 30-35 50-55 25-30
B3 60-65 58-63 58-62 56-60

Production:

1) Traditional Forged

Raw material →Cutting →Heating → Water quenching → Tempering

2) Auto Hot Rolling

Raw material →Hot Rolling Mill → Water Quenching → Tempering

Mining Sag and AG mill special use forged and cast grinding steel balls


Cast Iron Ball chemical and hardness:

Material

25mm-50mm

HRC

60mm-70mm

HRC

80mm-90mm

HRC

Surface Core Surface Core Surface Core
Special Cr1:>20 60-64 59-63 60-64 58-62 60-64 57-61
Special Cr2:>15 58-62 57-61 58-62 56-60 58-62 50-59
High Cr:>10 58-62 57-61 58-62 56-60 58-62 50-59
Medium Cr:≥5 45-48 44-47 45-48 43-46 45-48 42-45
Low Cr:1-1.5 42-46 41-45 42-46 40-44 42-46 39-43

Production Line

Raw material chemical composition and optional proportion-- Melting and pouring-- Oil quenching-- Temper-- Polishing

Mining Sag and AG mill special use forged and cast grinding steel balls

Our Advantages

1.Jinan Zhongwei has 16 years production experience and complete purchasing ,testing,service system ,

2.We keep continuous adjustment and improvement according to the customer’s requirement at the last 10 years.

3.On the basis of satisfied customer’s 50,000 tons demand, Jinan Zhongwei has more 30,000 tons to 50,000 tons production capacity for the new cooperative partner.

4.Stable price system - 12 months price validity

5.Payment terms ( Negotiate)

Packing

Steel drum (800-950kg per drum) &Container Bag (1000kg per bag)


Mining Sag and AG mill special use forged and cast grinding steel balls

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