Manufacturing Grinding Media for 20 Years|

Suizhou Gaincin Machinery Co.,Ltd (info@GAINCIN.com.cn) is a professional manufacturer and exporter of grinding media in China. Our company was founded in 2002 with a registered capital of $2.5 million, and covers an area of 120,000 square meters with four main production bases nationally, We have over 300 employees including nearly 50 technicians, who operate advanced automatic production lines of forged and cast grinding balls, fully automatic heat treatment lines, and standardized laboratory with complete testing equipment. Our annual output reaches 80,000 metric tons.

Forged Grinding Steel Balls:

Materials (%):

50Mn

C: 0.48-0.56; Mn: 0.70-1.0; Si: 0.17-0.37; Cr: 0.25Max.; S: 0.035Max.; P: 0.035Max.

60Mn

C: 0.57-0.65; Mn: 0.70-1.0; Si: 0.17-0.37; Cr: 0.25Max.; S: 0.035Max.; P: 0.035Max.

65Mn

C: 0.60-0.70; Mn: 0.90-1.2; Si: 0.17-0.37; Cr: 0.25Max.; S: 0.035Max.; P: 0.035Max.

70MnCr(B2)

C: 0.70-0.85; Mn: 0.70-0.80; Si: 0.17-0.37; Cr: 0.2-0.7; S: 0.035Max.; P: 0.035Max.

75SiMn

C: 0.70-0.90; Mn: 0.70-1.20; Si: 0.4-0.8; Cr: 0.25Max.; P: 0.035Max.; S: 0.035Max.

Wear-resistant Alloy

C: 0.50-0.65; Mn: 0.4-1.0; Si: 1.4-1.8; Cr: 0.9-1.2; P: 0.035Max.; S: 0.035Max.

Cast Chrome Grinding Steel Balls:

Materials (%):

Super-Chrome(ZQCr28)

C: 2.00-2.80; Mn: 0.50-2.0; Si: 1.0 Max.; Cr: 21-32; Mo & Cu: 1.0 Max.; S&P: 0.08Max.

High-Chrome(ZQCr20)

C: 2.00-2.80; Mn: 0.50-2.0; Si: 1.0 Max.; Cr: 18-20; Mo & Cu: 1.0 Max.; S&P: 0.08Max.

High-Chrome(ZQCr17)

C: 2.00-2.80; Mn: 0.50-2.0; Si: 1.0 Max.; Cr: 16-17; Mo & Cu: 1.0 Max.; S&P: 0.08Max.

High-Chrome(ZQCr15)

C: 2.00-2.80; Mn: 0.50-2.0; Si: 1.0 Max.; Cr: 15-16; Mo & Cu: 1.0 Max.; S&P: 0.08Max.

High-Chrome(ZQCr13)

C: 2.00-2.80; Mn: 0.50-2.0; Si: 1.2 Max.; Cr: 11-14; Mo & Cu: 1.0 Max.; S&P: 0.08Max.

High-Chrome(ZQCr10)

C: 2.00-2.80; Mn: 0.50-2.0; Si: 1.2 Max.; Cr: 9-10; Mo & Cu: 1.0 Max.; S&P: 0.10Max.

Medium-Chrome(ZQCr8)

C: 1.8-3.10; Mn: 0.30-2.0; Si: 1.3 Max.; Cr: 6-8; Mo & Cu: 1.0 Max.; S&P: 0.10Max.

Low-Chrome(ZQCr5)

C: 1.8-3.20; Mn: 0.20-2.0; Si: 1.5Max.; Cr: 3-5; Mo & Cu: 1.0 Max.; S&P: 0.10Max.

Offering a Range of Products Used in Various Industries|
Our main products are grinding media (forged & hot rolled grinding steel balls / rods/cylinders, alloy chrome casting grinding iron balls / cylpebs); forged grinding balls with diameters ranging from 20 to 150mm, high, medium and low chrome alloy cast grinding balls with diameters ranging from 8 to 150mm, as well as grinding rods /bars and alloy cast cylpebs.
The features of our grinding media are high hardness, good wear resistance, no breakage and even wearing rate. They are widely used in mines, cement plants, power stations and chemical industry. All our products sell well in more than 30 provinces in China, and are exported to Asia, Africa, South America and other areas worldwide.

Meeting ISO and OHSAS Standards|
Our company has been verified by ISO 9001, ISO 14001 and OHSAS 18001 standard system, and can be tested through SGS,BV, Asia inspection, Control Union in any third companies. We are doing our best to provide our customers with high-quality products, competitive prices and satisfactory services.

Contact us Today|
For any questions or requirements, feel free to contact us today.

Suizhou Gaincin Machinery Co., Ltd
Address: no.1704,economic and technical 
development zone,Suizhou,P.R.China
E-mail:Info@gaincin.com.cn | Kimy.Lee@gaincin.com.cn
Tel: 86-722-358 8806
Fax: 86-722-358 8806 x 8002 

Packaging Methods:

Grinding Media Steel Balls alloy:

850kgs to 950kgs/drum or barrel

1000kgs/bag (flexible container ton bag)

two drums/bags/barrels stand one plywood/iron pallet banding tightly

Heat Treated Griding Mill Rods/Bars:

5,6,8,10 or 12 pieces/bundle (800kgs to 1000kgs/bundle) directly put into one 20ft container.