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Cast Iron Ball High Chrome Forged Casting Steel Grinding Mining Balls for Coal Cement Mills Media Grinding Balls

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Shandong Iraeta Grinding Steel Ball

Cast Iron Ball High Chrome Forged Casting Steel Grinding Mining Balls for Coal Cement Mills Media Grinding Balls

Brand Name : shandong iraeta

Model Number : DIA20mm-150mm

Certification : IOS 9001, NQA ISO14001, OHSAS18001, BV

Place of Origin : China

MOQ : 2 tons

Price : 550-750 usd

Payment Terms : Western Union, T/T, D/P, D/A, L/C, MoneyGram

Supply Ability : 50000 tons month

Delivery Time : 15

Packaging Details : Plywood pallet/case, Steel pallet or as per customers requirement.

Material : Steel

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(1) forged grinding media solid steel balls for mining parameters



1 > High Hardness: Surface hardness: HRC57-67 HRC, volume hardness HRC56-64.

2 > High Impact Toughness: The impact toughness of our grinding balls is more than 18 J / cm2.

3 > Low Broken Rate: the actual broken rate is not higher than 0.5%.

4 > Good wear-resistant and lower wear rate.

Model NumberMaterialC%Si%Mn%P%S%Cr%Ni%CU%Mo%Al%V%

(2) Expert support selecting ball mill steel balls

1>Choosing the optimal grinding media - we can help you choose the correct media for your application based on ore characteristics and your mill

2> Improved production and energy efficiency - our tools allow us to identify the correct media and mill liner pairing

3> Lower total cost of ownership - the correct media choice coupled with our exact manufacturing maximizes wear life

4> Continuous improvement - our sophisticated monitoring tools coupled with wear performance simulation means we can continue helping optimize production


SHANDONG IRAETA HEAVY INDUSTY STOCK CO., LTD belongs to GRI, the forging business unit of Gestamp Group. The history of Iraeta China can be traced back to 1975. It covers an area of 260,000 square meters and manufactures 400 thousand tons of various forgings annually. We have the following business units: grinding media division, petrochemical and nuclear division, graphene developing division, CNC machining division, modern logistics division, e-commerce division, onshore wind power division, offshore wind power division as well as high alloy division.


1 > Raw material

Iraeta has a deep cooperation with The Chinese academy of sciences and steel plant , according

to different industry standard have in-depth research and development, developed raw material

with higher grinding performance.

2 > Heat treatment of contrast

Closed cooling tower for effective control of quenching temperature within the scope of the

standard, the composite heat treatment technology can improve the internal organization of steel ball,

the ball while guarantee the hardness have sufficient toughness are less likely to break.

3 > Production craft contrast

Shandong Iraeta has 8 leading ball mill steel ball production lines with annual output of 200,000 tons.

4 > High quality

We set up a professional technical team with the cooperation of research institutions, colleges, and universities. For instance, Chinese Academy of Sciences are our direct cooperator, Professor Mr Bern Klein University of British Columbia, Canada is one of our team members. Every working procedure we always follow the details of the accused, by providing more wear-resisting of grinding ball to help customers to reduce the cost of grinding.




1 ) Our customers

Our products are mainly exported to America ,Europe,Asia, Middle East, Africa, and other countries and regions.We also provide efficient energy-saving and consumption-reducing solutions for the global mining giants including Rio Tinto and BHP Billiton.



Our Services

1) 20 years experience in global services

Shandong Iraeta have service overseas experience for more than 20 years, we fully understand

the complexity and diversity of customer demand from different areas, whether in business,

technology, quality and logistics.We in more countries and regions in the world to se 44t up his

own offices or technical service center, in the center of the fastest services customers, for

customersto resolve the problem.

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