High Chrome Grinding Steel Ball
Size: 15mm-130mm
Uniform Hardness;
High Wear Resistance;
Low Breakage Rate;
Without loss of round;
High impact toughness;
breakage rate: ＜1%
Annual production is over 100.000tons;
High Chrome Grinding steel ball manufacturer is here, with 26 years in China, products are exported to more than 30 countries and regions, with an annual production capacity of 100,000 tons, and cooperation with many large mines and cement plants for many years.
Our company have professional and technical personnel and quality control team, the main testing equipment has the ultrasonic flaw detector, Germany imports spectrum analyzer, metal cutting core-pulling machine, metallographic microscope, rockwell hardness tester, impact tester, drop test machine, hand-held infrared thermometer, vernier caliper, etc., quality control and inspection of steel ball.
Chemical Composition of Casting Grinding Ball:
Diameter: 15-130mm | |||||||
Materials | C% | Si% | Mn% | P% | S% | Cr% | |
ZQCr12 | 20.-3.0 | 0.3-1.2 | 0.2-1.0 | ≤0.10 | ≤0.10 | 11_13 | |
ZQCr15 | 20.-3.0 | 0.3-1.2 | 0.2-1.0 | ≤0.10 | ≤0.10 | 14-17 | |
ZQCr20 | 20.-2.8 | 0.3-1.0 | 0.2-1.0 | ≤0.10 | ≤0.08 | 18-22 | |
ZQCr26 | 20.-2.8 | 0.3-1.0 | 0.2-1.0 | ≤0.10 | ≤0.08 | 22-28 | |
Middle Chrome Casting Ball | ZQCr7 | 20.-3.2 | 0.3-1.5 | 0.2-1.0 | ≤0.10 | ≤0.08 | 6.0-10 |
Low Chrome Casting Ball | ZQCr2 | 20.-3.6 | 0.3-1.5 | 0.2-1.0 | ≤0.10 | ≤0.08 | 1.0-3.0 |
We are a professional manufacturer of grinding steel balls, free samples can be supply for your inspection and testing, welcome to visit the factory at any time, looking forward to cooperating with you.
