Forged Steel Grinding Media Ball
We are a manufacturer specializing in the production of forged steel ball, grinding steel rods, chrome steel ball for Mining industry and cement plants, our 95% products export more than 30 countries. We have more than 30 years production experience and has passed TUV, ISO, SGS etc. Certificated qualification and extreme standard, these let us keep very competitive in the current market.
Forged steel ball grinding media Info
Product Name: Forged Steel Ball Grinding Media
Diameter: Φ 20mm - Φ 150mm
Grade: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG
Certification: TUV ISO9001, SGS
Hardness: HRC56-66
Breakage rate: <0.5%
Application Areas: Mines, Cement Plant, Power Station, Chemical Industry,Quartz / silicon sand factory
Forged steel grinding media ball Classification and Chemical Composition
| Name | C | Mn | Si | S | P | Cr |
| SY-01-45# | 0.42-0.48 | 0.50-0.80 | 0.17-0.37 | 0.05max | 0.05max | 0.15max |
| SY-02-50Mn | 0.48-0.56 | 0.65-1.00 | 0.17-0.37 | 0.05max | 0.05max | 0.15max |
| SY-03-60Mn | 0.57-0.65 | 0.70-1.10 | 0.17-0.37 | 0.05max | 0.05max | 0.25max |
| SY-04-65Mn | 0.62-0.75 | 0.90-1.20 | 0.17-0.37 | 0.05max | 0.05max | 0.25max |
| SY-05-B2 | 0.75-0.85 | 0.70-0.90 | 0.17-0.35 | 0.05max | 0.05max | 0.40-0.60 |
| SY-06-B3 | 0.50-0.65 | 0.40-1.00 | 1.35-1.85 | 0.05max | 0.05max | 0.80-1.20 |
| SY-07-BL | 0.55-0.75 | 0.65-0.85 | 0.15-0.35 | 0.05max | 0.05max | 0.70-1.20 |
| SY-08-BG | 0.90-1.05 | 0.35-0.95 | 0.15-0.35 | 0.05max | 0.05max | 1.0-1.70 |
Forged steel grinding media ball Mechanical Propety
| Name | Impact Value AK. J/cm2 | Dropping test(sm) | Hardness | |||||
| Ф25-50(1"-2") | Ф60-90(2.5"-3.5") | Ф100-150(4"-6") | ||||||
| Surface | Core | Surface | Core | Surface | Core | |||
| SY-01-45# | ≥12 | ≥15000 | ≥55 | ≥38 | ≥50 | ≥35 | ≥45 | ≥25 |
| SY-02-50Mn | ≥12 | ≥15000 | ≥56 | ≥40 | ≥56 | ≥35 | ≥50 | ≥30 |
| SY-03-60Mn | ≥12 | ≥15000 | ≥58 | ≥45 | ≥58 | ≥38 | ≥52 | ≥35 |
| SY-04-65Mn | ≥12 | ≥15000 | ≥60 | ≥52 | ≥60 | ≥42 | ≥53 | ≥36 |
| SY-05-B2 | ≥12 | ≥15000 | ≥60 | ≥60 | ≥60 | ≥54 | ≥55 | ≥48 |
| SY-06-B3 | ≥12 | ≥15000 | ≥60 | ≥60 | ≥60 | ≥54 | ≥58 | ≥53 |
| SY-07-BL | ≥12 | ≥15000 | ≥60 | ≥60 | ≥60 | ≥54 | ≥58 | ≥55 |
| SY-08-BG | ≥12 | ≥15000 | ≥60 | ≥60 | ≥60 | ≥60 | ≥60 | ≥60 |
Forged steel grinding media ball date
| Nominal Diameter (mm) | Theoretical Diameter | Weight per ball(KG) | Average Number Of Balls per MT | Diametrical Tolerance(mm) |
| 25 (1") | 26 | 72 | 13, 900 | +2.5 -1.0 |
| 30 (1.25") | 31.2 | 125 | 8, 000 | |
| 40 (1.5") | 41.6 | 296 | 3, 980 | +1.5 -1.0 |
| 50 (2") | 52.0 | 578 | 7, 730 | |
| 60 (2.5") | 62.4 | 999 | 1, 000 | +3.0 -1.5 |
| 65 | 67.6 | 1.270 | 790 | |
| 70 (2.75") | 72.8 | 1.586 | 630 | |
| 80 (3.25") | 83.2 | 2.367 | 420 | |
| 90 (3.75") | 93.6 | 3.371 | 300 | +4.0 -2.0 |
| 100 (4") | 98.8 | 3.964 | 250 | |
| 120 (5") | 124.8 | 7.989 | 125 | +5.0 -3.0 |
| 150 (6") | 153 | 13.800 | 70 |
Company Profile
Shandong Shengye Grinding Ball Co., Ltd specializes in the production of grinding media balls for ball mill. Staff are trained and selected by strict overseas technology. The quality of grinding media is consistent and the specifications are complete. The annual output of diameter DIA 20mm-DIA 150mm grinding media balls is 100000 tons.
Due to the application of internationally advanced technology and manufacture experience, our grinding media balls have the advantages of rubbing endurance, crashing tolerance and roundness persistence, compared to other products in this field. We record the data for our products, follow up customers and drop in services at calling to solve customers' uncertainties. 
Testing Equipment
Our company has a first-class laboratory, and equipped with advanced testing equipment, such as spectrometer, hardness tester, microscope, drop tester, impact tester, laser cutting machine, etc., to ensure that our grinding media ball from raw material into the factory to the prduction process to the shipment of every link quality control assurance and traceability. 
Packing and Delivery
1. Transpotation
Ocean shipping ( Or Customers designated transportation mode. )
2. Packing Way
Our grinding media ball was packed in 2 ways:
A. Steel drums (850-930kgs/drum) b. Flexible container bags(1ton/bag)
3. Delivery Time
Witnin 15-20 days after received the payment or LC at sight. (Generally it is 5-10 days if the grinding media ball is in stock. Or it is 15-20 days if the grinding media ball is not in stock, it is according to quantity. )
4. Payment Terms
Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance,
Balance before shippment. 
Our Service
1. Free samples
We could offer free grinding media ball samples, you only need to pay the freight cost.
2. After-sales service
Go abroad to visit regular customers several times every year;
Attend national exhibitions;
Pay return visit once a week after the grinding media ball is received.
3. Sales areas
Our grinding media balls 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, we have set up the office in Malaysia, Chile, United States and Spain.
Certificate Show
Our grinding media balls have passed the TUV ISO9001, ISO14001, OHSAS 18001, SGS, BV ect. Certificates