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Mining use high hardness hot rolling grinding steel balls?

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Breif Description:

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

Origin: Shandong, China ? ? ? ? ? ? ? ? ? ? ?Packing: 1000kgs per bag or 900kgs per steel drum

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?Material | Chemical Elements | ? |
C | Si | Mn | P/S | Cr | Hardness ? ?(HRC) |
45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | <0.035 | <0.25 | 60-65 |
60MN | 0.55-0.65 | 0.17-0.37 | 0.7-1.0 | <0.04 | <0.25 | 58-63 |
B2 | 0.72-0.85 | 0.17-0.37 | 0.7-1.0 | <0.04 | 0.4-0.6 | 55-58 |
B3 | 0.5-0.8 | 1.0-1.8 | 0.4-1.0 | 0.035 | 0.5-1.0
? | 56-63 |
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Raw Material:

Strict?quality?control?of?steel?material?from?LAIWU?STEEL?FACTORY?GROUP,?the?Biggest? factory?group?in?North?of?China.

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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& acute; requirements



Certificate:

ISO9001-2008, SGS?

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Our?advantage:

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1.?All?of?the?grinding?material?can?do?the?well-know?and?most?professional?in? grinding?media?industry?test?certificate:?SGS

2.?All?products?are?our?own?production,?no?other?commissons?expense.? We?guarantee?to?provide?the?best?competitive?price

3. Delivery on time, due to our production?capacity: 100,000?tons/year

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Company Profile:

We, Jinan Zhongwei, are manufacturer and exporter of?grinding balls?in China,with the annual output of 50,000 to 70,000 metric tons.?


Our company is located in Zhangqiu ,Jinan City,Shandong Province, which is provided with superior geographical position and convenient transportation. Our company covers an area of 15,000 square meters,with two million registered capital .And there are 150 existing staff,including 21 technicians.
Our main products: forging grinding steel balls,and (high,low,medium) chrome alloyed casting iron balls,casting cylpebs,grinding rods.

Application of our products: various mines,cement plants,power stations and chemical industries.?

Priorities of our products: High hardness, good wear resistance, breakage rate lower than 1%.

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Any assitance of Grinding balls you could contact us feel free.