Product Description: 
Size of casting iron ball:
Small size: Ø10mm--Ø40mm;      
					
					
					
					
					
					
					Medium size: Ø50mm--Ø90mm;
Big size: Ø100mm--Ø150mm.
Series
of balls according to the chrome percentage:
High chrome casting ball: More than Cr:10%;
Medium chrome casting ball: Cr:3%-9%;
Low chrome Grinding ball: Cr:1%-3%.
Features of casting grinding balls
(1) High hardness: surface hardness of casting iron ball is to HRC 58-65. The tolerance of the core hardness and surface hardness is not over 2HRC;
(2) Good Impact Toughness: impact toughness of chrome balls is more than 4J/cm²;
(3) Low Broken Rate: the actual broken rate is not higher than 1%;
(4) Good Wear-resistant: the wearing rate of high cast iron ball is 30-50g/ton in cement industry, 350-430g in gold mines and even lower in some iron mines. 
		
Company Contact:
		
		Contact Name: Jason Zhang 
Company Name: Chengde Rongmao Cast Steel Co., Ltd 
Email: 
 
Tel: +86-10-87217707 
Fax: +86-10-87217560 
Street Address: Kuangcheng
Chengde, China 067610
China 
Website: 
http://www.chinarongmao.com
		Member name: RongmaoCastSteel
		Country: 

 China
		Member Since: 16 February 2017
		Total Leads: 
10 RongmaoCastSteel Import Export Business Leads
		Business focus: Grinding Balls, Grinding Media, Ball Mill Liner, Alloy Hammer, Forged Grinding Ball, Adi Grinding Ball, Crusher Hammer
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