Forged Steel Ball Information
1. Grade: 45#,50Mn,60Mn,65Mn,B2,B3,BL,BG
2. Diameter: 10mm-200mm
3. Hardness: HRC 55-66
4. Breakage Rate:<1%
5. Impact Value: >12j/Cm^2
6. Falling ball times: ≥20000s
Forged(Rolling) Steel Ball Classification and Chemical Composition
| Name | C | Mn | Si | S | P | Cr |
| SY-05-B2 | 0.75-0.85 | 0.70-0.90 | 0.17-0.35 | 0.35max | 0.35max | 0.40-0.60 |
| SY-06-B3 | 0.50-0.65 | 0.40-1.00 | 1.35-1.85 | 0.35max | 0.35max | 0.80-1.20 |
Grinding forged steel ball Mechanical Propety
| Ø | Hardness | ||
| (mm) | (") | Surface hardness | Volume hardness |
| 120-150 | 5-6 | 60-65 HRC | 56-63 HRC |
| 120 | 5 | 60-65 HRC | 58-63 HRC |
| 100 | 4 | 60-65 HRC | 60-65 HRC |
| 90 | 3 ½ | 60-65 HRC | 60-65 HRC |
| 80 | 3 | 60-65 HRC | 60-65 HRC |
| 70 | 2 ¾ | 60-66 HRC | 60-65 HRC |
| 60 | 2 ½ | 60-66 HRC | 60-65 HRC |
| 50 | 2 | 60-66 HRC | 60-65 HRC |
| 40 | 1 ½ | 60-66 HRC | 60-65 HRC |
| 30 | 1 ¼ | 60-66HRC | 60-65 HRC |
| 25 | 1 | 60-66 HRC | 60-65 HRC |
SHANGDONG SHENGYE GRINDING BALL CO.,LTD has the capacity of manufacturing 20-200mm forged/hot rolled steel ball for ball mill, and 30-200mm grinding steel rod for rod mill, we also supply high/middle/low chrome cast balls for cement ball mill, annual output is 120,000 tons. More than 90% of products export more than 40 countries, customers spread over South Asia, Africa, Latin America.
We have 10 worlds advanced horizontal forging and automatic rolling production lines, and 2 grinding rod heat treatment facilities. We equipped with complete testing equipment and able to inspect the hardness, chemical composition, Microstructure, dropping test, impact value, etc.
ShengYe has passed the certificate of SGS, BV, TUV ISO9001, ISO14001, ISO45001, and has been awarded as AAA Credit Enterprise by the China quality certification management center and China enterprise credit evaluation center.
1.We only purchase directly from large regular steel groups in China;
2.10 advanced automatic production lines with an annual output of 100,000t. Covering the specifications of DIA15-150 mm and all materials to meet customers' different requirements. All of the operators are well trained and have more than 5 years of experience in forging ball manufacturing;3.Unique complex heat treatment make sure that our steel balls obtain better performance in the volume hardness uniformity and the overall wear resistance;
4.World-class laboratory and complete test equipment enable us to make tests of chemical elements, mechanical properties, microstructure and so on;
5.We have passed international and industrial certifications such as TUV ISO900, ISO14001, Iso45001, etc and also passed the double certification of SGS and BV as qualified factories.
1. Customized raw material service;
2. Grinding technical guidance;
3. After-sales service:
a. If any quality problems, we are committed to a full refund;
b. Pay a return visit once a week;
c. When a fault occurs we will deal with it for the first time and resolve problem within 1-2 working days;
d. If you have any question, please contact me freely. We will give you a reply in the first time;
1. Ocean shipping
2. Customers designated transportation mode.
3. Packing Details: A. Steel drums (850-930kgs/drum) b. Flexible container bags(1ton/bag)
4. Delivery Details: Within 15-20 days after received the payment or LC at sight. 