Basic Company Information
Company Advantage
Detail Company Introduction
Shandong Huamin Steel Ball Joint-stock Co.,LTD(Shandong Huamin Casting and Forging Jiont-stock Co.,Ltd) is one of the largest manufacturers and exporters for grinding steel ball and decorative wrought iron products in China, the annual production output is 100,000 metric tons. Our products are mainly exported to USA, Canada, Chile, South Africa, Italy, Greece, Korea and Japan more than 30 countries and regions in the world.
Our products have obtained ISO 9001 ---2000 International Quality System Authentication and also our company has passed ISO14001--2004 Environmental System Management Authentication, and is High-tech Enterprise of Shandong Province; our products are famous brand of Shandong especially our grinding steel ball are famous brand products of Shandong.
We hold the only grinding steel ball automatic production line of roll forging machine in China which we develop and create by ourselves. The raw materials that we use are high quality alloy steel. The hardness of grinding steel ball is high and steady, and also toughness is good through controlled by equipment. The quality of our products can meet different requirement of clients in different countries and regions.
We mainly produce the following kinds of grinding balls,
1.forged steel balls Size:1''--6'' Hardness:HRC56-60
Chemical elements: C: 0.52-0.65; Si: 0.15-0.37; Mn: 0.6-1.2; S & P: 0.04Max; Cr: 0.25Max.
2.Rcab-II forged steel balls Size:1.5''--6'' Hardness:HRC56-60
Chemical elements: C: 0.72-0.82; Si: 0.15-0.35; Mn: 0.7-0.8; S & P: 0.035Max; Cr:0.28-0.60
3.High chrome cast balls Size:1''-4''
Hardness:HRC58-65; Chrome content:11-14%
4.Low chrome cast balls Size:1"-4"
Hardness:HRC50-55; Chrome content:1-3.5%
They mostly apply in various mines, cement plants, power stations, chemical industries etc. The specialties: high hardness, no breakage, good wear resistance, even wearing and also it has obtained a high reputation from customers in domestic and foreign market.