South America Mining Special use 3" hardness60-65HRC Forged Steel
Size: 20-150mm Inspection: SGS/BV/TUV
Origin: Shandong, China Packing: 1000kgs per bag or 900kgs per
Strict quality control of steel material from LAIWU STEEL FACTORY
GROUP, the Biggest factory group in North of China.
1.Traditional Hammer Forging: Raw
2. Hot Rolling
Quality control for each production shift (4hours/Shift);
Hardness, chemical elements and impact testing after production for
each production shift;
SGS –third party testing before each delivery
Container bags(Net weight:1000KGS) or Steel drums(850-900KGS) or in
1. All of the grinding material can do the well-know and most
professional in grinding media industry test certificate: SGS
2. All products are our own production, no other commissons
expense. We guarantee to provide the best competitive price
3. Delivery on time, due to our production capacity: 100,000
We, Jinan Zhongwei, are manufacturer and exporter of grinding balls
in China,with the annual output of 50,000 to 70,000 metric tons.
Our company is located in Zhangqiu ,Jinan City,Shandong Province,
which is provided with superior geographical position and
convenient transportation. Our company covers an area of 15,000
square meters,with two million registered capital .And there are
150 existing staff,including 21 technicians.
Our main products: forging grinding steel balls,and
(high,low,medium) chrome alloyed casting iron balls,casting
Application of our products: various mines,cement plants,power
stations and chemical industries.
Priorities of our products: High hardness, good wear resistance,
breakage rate lower than 1%.