High Hardness 30 mm Steel Grinding Balls with Low Broken Rate Grinding Media Balls manufacturer from China Oriental Casting and Forging Co., Ltd.

High Hardness 30 mm Steel Grinding Balls with Low Broken Rate

Place of Origin:

Shandong, China (Mainland)


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Product Detail

Model No.: Grinding Media Balls

High quality High Hardness 30 mm Steel Grinding Balls for ball mill
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High quality High Hardness 30 mm Steel Grinding Balls for ball mill

Breif Description:

Size: 20-150mm Inspection: SGS/BV/TUV

Origin: Shandong Province, China

High Hardness: The surface hardness of forged and rolling balls is to 60-65 HRC and volume hardness is to 60-63 HRC

High Impact Toughness: The impact toughness is more than 12 J/cm2;

Low Broken Rate: The actual broken rate is not higher than 1%;

Even Wear-resistance: The loss of ball round rate is 50-300 g/ton.

Chemical composition:

Material	C	Mn	Si	Cr	S	P
45#	0.42-0.50	0.50-0.80	0.17-0.37	≤0.25	≤0.025	≤0.025
60Mn	0.57-0.65	0.70-1.0	0.17-0.37	≤0.25	≤0.025	≤0.025
65Mn	0.62-0.70	0.90-1.20	0.17-0.37	≤0.25	≤0.035	≤0.035
40Cr	0.37-0.44	0.50-0.80	0.17-0.37	0.80-1.10	≤0.035	≤0.035

Raw Material:

Strict quality control of steel material from BIG STEEL FACTORY GROUP.You know the good grinding balls quality depends on the good raw material.

Prodcution Line:

1.Traditional Hammer Forging: Raw material-Cutting-Heating-Forging-Quenching-Tempering-Testing-Packing

2. Hot Rolling

Testing:

Quality control for each production shift (4hours/Shift);

Hardness, chemical elements and impact testing after production for each production shift;

SGS –third party testing before each delivery

Packing:

Container bags(Net weight:1000KGS) or Steel drums(850-900KGS) or in clients' requirements

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WE LOOK FORWARD TO THE OPPORTUNITY TO DISCUSS HOW WE CAN BECOME A PARTNER IN YOUR SUPPLY CHAIN SOLUTION .

Grinding Media Contact ( 24 hours on line waiting for your consult):
Email:zhang@grindingballs.net.cn
Skype:xiao627965

WhatsApp:+86 15508621235