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

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
Material	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
Material	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
	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

Product Tags:

ball mill grinding

grinding steel ball