Audited Supplier
| Name | Designation | C | Si | Mn | Cr | S | P | Mo |
| High-Cr-ball/Cylpebs | ZQCr 28 | 2.0-3.5 | ≤1.0 | ≤1.5 | 28-30 | ≤0.08 | ≤0.06 | ≤1.0 |
| ZQCr 17 | 2.0-3.5 | ≤1.0 | ≤1.5 | 17-18 | ≤0.08 | ≤0.06 | ≤1.0 | |
| ZQCr 10 | 2.0-3.5 | ≤1.0 | ≤1.5 | 10-12 | ≤0.08 | ≤0.06 | ≤1.0 | |
| Low-Cr-ball/Cylpebs | ZQCr 8 | 2.0-3.5 | ≤1.0 | ≤1.5 | 1-3 | ≤0.08 | ≤0.06 | ≤1.0 |
| Name | Design ation | Hardness(HRC) | ImpactValue AK.J/cm* | Microstructure | Times of FallingBalls | Wear Rate (g/t cement) | Breakage Rate(%) | |
| Heat treatment | Cast | |||||||
| High-Cr ball/Cylpebs | ZQ Cr 28 | 55-65 | ≥50 | ≥4.0 | M+C | M+C | ≤25 | ≤0.5 |
| ZQ Cr 17 | 60-65 | ≥50 | ≥4.0 | M+C | ||||
| ZQ Cr 10 | 60-66 | ≥50 | ≥4.0 | M+C | ≤30 | |||
| Low-Cr-ball/Cylpebs | ZQ Cr 8 | 45-60 | ≥45 | ≥4.0 | P+C | P+C | ≤1.0 | |
| Mechanical Properties | ||||||||
| Material | Hardness(HRC) | Impact | Falling Times | |||||
| Φ20-Φ50 | Φ60-Φ90 | Φ100-Φ150 | ||||||
| Surface | Core | Surface | Core | Surface | Core | |||
| 45# | ≥54 | ≥36 | ≥54 | ≥34 | ≥52 | ≥30 | ≥15 | ≥22000 |
| 50Mn | ≥58 | ≥38 | ≥58 | ≥36 | ≥55 | ≥32 | ≥15 | ≥22000 |
| 60Mn | ≥60 | ≥42 | ≥60 | ≥40 | ≥58 | ≥36 | ≥15 | ≥22000 |
| 65Mn | ≥60 | ≥42 | ≥60 | ≥40 | ≥58 | ≥36 | ≥15 | ≥22000 |
| B2 | ≥60 | ≥60 | ≥60 | ≥50 | ≥60 | ≥46 | ≥15 | ≥22000 |
| B3 | ≥60 | ≥60 | ≥60 | ≥50 | ≥60 | ≥48 | ≥15 | ≥22000 |
| B4 | ≥60 | ≥60 | ≥60 | ≥55 | ≥60 | ≥52 | ≥15 | ≥22000 |
| B6 | ≥60 | ≥60 | ≥60 | ≥59 | ≥60 | ≥55 | ≥15 | ≥22000 |
| Chemical Components | ||||||
| Type | Chemical components | |||||
| C | Mn | Si | Cr | S | P | |
| 45# | 0.42-0.48 | 0.50-0.80 | 0.17-0.37 | ≤0.25 | ≤0.035 | ≤0.035 |
| 50Mn | 0.48-0.56 | 0.70-1.00 | 0.17-0.37 | ≤0.25 | ≤0.035 | ≤0.035 |
| 60Mn | 0.57-0.65 | 0.70-1.00 | 0.17-0.37 | ≤0.25 | ≤0.035 | ≤0.035 |
| 65Mn | 0.62-0.70 | 0.90-1.20 | 0.17-0.37 | ≤0.25 | ≤0.035 | ≤0.035 |
| B2 | 0.75-0.85 | 0.70-0.90 | 0.17-0.37 | 0.40-0.60 | ≤0.030 | ≤0.030 |
| B3 | 0.55-0.65 | 0.75-0.90 | 0.20-0.37 | 0.85-1.20 | ≤0.030 | ≤0.030 |
| B4 | 0.58-0.66 | 0.65-0.80 | 1.60-1.90 | 0.70-0.90 | ≤0.030 | ≤0.030 |
| B6 | 0.97-1.03 | 1.00-1.10 | 0.20-0.30 | 0.50-0.60 | ≤0.025 | ≤0.025 |
test the HRC of the steel ball
Packaging Details
Ton Bags and Iron Drums
Shijiazhuang GANGXIN steel Processing CO., LTD Belongs to WANLIXIN group, located in the important city of northern China-Shijiazhuang city, with convenient traffic.
We specialize in the production, development and sales of linear transmission parts. Our products include bright steel bar, chrome plated plain shaft , hard chrome plated rod, piston rod , ball screw, linear bearing , high chrome steel grinding ball, steel grinding cylinder, forged steel grinding ball and so on,which are processed by straightening ,coarse and fine grinding, chrome-plating, wire pressing, hardening and multiple fine polishing process.High precision plain shaft is widely used to be piston rod of hydraulic pneumatic, engineering machinery, automobile making, guide pin of plastic and rubber machinery, roll shaft of packing and printing machinery, shaft center of textile and conveying machinery, linear shaft of linear motion .We also produce and sell kinds of products for grounding system and lightning protection system,like earth rod, flat tape, copper bond steel round wire, stranded wire and lightning rod as well as kinds of accessories, like clamps, driving head, drill, coupler and so on . We also produce disposable thermocouple tips, molten metal sampler,thermal analysis cup, continuous temperature measurement system, oxygen measurement system, sublance and hydrogen measurment system,and other relevant accessories .
Our products sell very well to Europe, America, Middle East, Korea, Taiwan and so on.
We have complete production facilities, best and advanced production technology, strict and normative inspection program, scientific management mode and outstanding staff.These advantages establish a firm foundation for better products and service.
The company's integrity , strength and product quality are recognized by the industry.Welcome friends from all walks of life to Shijiazhuang Gangxin steel processing Co., Ltd. for visit and business negotiation.
Grinding technical guidance
Our experienced sales and technicians can assist you select the most suitable Grinding Media according to your specific application, as well as provide knowledge and technical guidance for grinding media.
Regular follow-up
Keeping close communication with our customers is necessary for us to have a better understanding of their operations and expectations. By regular follow-up our customers, we can monitor the operations and find way to futher improve the grinding efficiency.
After-sales service
If our products have any quality problems or our products don't meet customers' requirements, we solemnly promise that we will deal with it at the first time and give you a satisfactory solution within 1-2 working days.
A: We are a professional steel ball manufacturers, which have 12 years of production experience.
We also have Hi-Tech and capable production line.
Q2. In which countries are your products sold?
A: Our products are exported to over 30 countries and regions including USA, Republic of Korea, Japan, Malaysia, Australia, Canada and South Africa, etc., well and universally received by clients. In order to better serve customers.
Q3: Are you trading company or manufacturer ?
A: We are factory.
Q4: How long is your delivery time?
A: Generally it is15-20 days if the goods are in stock. or it is 20-30 days if the goods are not in stock, it is according to quantity.
Q5: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q6: What is your terms of payment ?
A: 30% T/T in advance ,balance before shipment.
