steel balls

Our Grinding balls produced by advanced automatic rolling machine ( Balls from 20mm-70mm) + Labor Air Hammer ( 80mm-150mm) with special Heating treatment and strict quality control systerm , which make our grinding balls high performance Grinding media balls 'Raw Material Purchase : Strategic partnership with standard steel enterprise and sign the long term agreement (50,000 Tons annually ) Purchase directly from Chinese famous standard steel enterprise , such as laigang Group, HBIS, ANSTEEL, XIWANG Special steel . We have special department of QC teamwork .The QC department director have 10 years experience in this industry . The team is responsible for inspection during production , inspection before delivery .( Grinding balls Surface and core hardness test each day each batch and all will be recorded and filed in documents ) .

Our Grinding balls produced by advanced automatic rolling machine ( Balls from 20mm-70mm) + Labor Air Hammer ( 80mm-150mm) with special Heating treatment and strict quality control systerm , which make our grinding balls high performance Grinding media balls 'Raw Material Purchase : Strategic partnership with standard steel enterprise and sign the long term agreement (50,000 Tons annually ) Purchase directly from Chinese famous standard steel enterprise , such as laigang Group, HBIS, ANSTEEL, XIWANG Special steel . We have special department of QC teamwork . The QC department director have 10 years experience in this industry . The team is responsible for inspection during production , inspection before delivery . ( Grinding balls Surface and core hardness test each day each batch and all will be recorded and filed in documents ) .

Our Grinding balls produced by advanced automatic rolling machine ( Balls from 20mm-70mm) + Labor Air Hammer ( 80mm-150mm) with special Heating treatment and strict quality control systerm , which make our grinding balls high performance Grinding media balls 'Raw Material Purchase : Strategic partnership with standard steel enterprise and sign the long term agreement (50,000 Tons annually ) Purchase directly from Chinese famous standard steel enterprise , such as laigang Group, HBIS, ANSTEEL, XIWANG Special steel . We have special department of QC teamwork .The QC department director have 10 years experience in this industry . The team is responsible for inspection during production , inspection before delivery .( Grinding balls Surface and core hardness test each day each batch and all will be recorded and filed in documents ) .

Our Grinding balls produced by advanced automatic rolling machine ( Balls from 20mm-70mm) + Labor Air Hammer ( 80mm-150mm) with special Heating treatment and strict quality control systerm , which make our grinding balls high performance Grinding media balls 'Raw Material Purchase : Strategic partnership with standard steel enterprise and sign the long term agreement (50,000 Tons annually ) Purchase directly from Chinese famous standard steel enterprise , such as laigang Group, HBIS, ANSTEEL, XIWANG Special steel . We have special department of QC teamwork . The QC department director have 10 years experience in this industry . The team is responsible for inspection during production , inspection before delivery . ( Grinding balls Surface and core hardness test each day each batch and all will be recorded and filed in documents ) .

Jinan Haoyang Casting and Forging has seized the global opportunities in mineral development. Its forged steel balls that comply with YB/T 091 standards have entered international mineral projects in countries such as the Democratic Republic of the Congo and Chile. The products cover specifications ranging from Φ70mm to Φ200mm, are compatible with various grinding equipment, and can be supplied in single batches of over 1,000 tons. The company has set up 3 service stations overseas. In 2025, overseas orders will increase by 52%, and the share in the new energy mineral sector will exceed 40%, helping to achieve efficient global resource development.

Thanks to the growth of the global steel ball market, the export orders of Jinan Haoyang Casting and Forging increased by 40% year-on-year. The US market accounted for over 60% of its sales. Its core forged steel balls are designed with wear-resistant properties to meet the demands of overseas mines. By leveraging its transportation hub advantages, it shortens the delivery cycle. It is expanding into emerging markets such as Southeast Asia and expects its annual export volume to exceed 8 million.

Raw material Quality Control : The forged grinding balls ' steel rods are purchased from the famous steel company in China ( 50,000 Tons annually ). It will be strictly inspected before into the warehouse. Production Line : Forged grinding balls mainly use Automatic rolling machine for 20mm to 70mm balls . Above 70mm to 150 mm , we will use the labor forging hammer , which will increase the grinding balls intensity and tougness . We have special department of QC teamwork .The QC department director have 10 years experience in this industry . The team is responsible for inspection during production , inspection before delivery. ( Grinding balls Surface and core hardness test each day each batch and all will be recorded and filed in documents ).

SAG Mill Grinding Balls HY mainly produce a range of grinding media balls in the mining and cement industry Application 1. Mining (Copper, Gold, Iron, Aluminum, Manganese, Zinc, Chrome etc. ), Cement Plant , Power station , chemical industry . the Hot rolling grinding balls produced by advanced automatic rolling machine ( Grinding Balls from 20mm-70mm) + Labor Air Hammer ( 80mm-150mm) with special Heating treatment and strict quality control systerm , which make our grinding balls high performance Grinding balls 'Raw Material Purchase : Strategic partnership with standard steel enterprise and sign the long term agreement (50,000 Tons annually ) Purchase directly from Chinese famous standard steel enterprise , such as laigang Group, HBIS, ANSTEEL, XIWANG Special steel . We have special department of QC teamwork .The QC department director have 10 years experience in this industry . The team is responsible for inspection during production , inspection before delivery .( Forged Steel Grinding balls Surface and core hardness test each day each batch and all will be recorded and filed in documents )

In January 2026, Haoyang Casting and Forging of Jinan launched gradient-hardening forged steel balls. The surface hardness is 65HRC, the toughness is 18J/cm², and the lifespan has been increased by 40%. The unit consumption is 0.5kg/t of raw ore. Using the 42CrMoV alloy and medium-frequency heating technology, it obtained a national patent. The first batch of 2,000 tons of orders will be supplied to BHP Billiton. The annual production capacity is 30,000 tons. A digital twin workshop is planned to be built, with the goal of achieving a 40% market share in the high-end market.