Hot Rolling Steel Ball with Uniform Hardness
China Hot Rolling Steel Ball with Uniform Hardness, Find details about China Steel Ball, Hot Rolling Steel Ball from Hot Rolling Steel Ball with Uniform Hardness
Grinding Media Forged Steel Ball & Casting Steel Ball
Product Description
Forged grinding ball information:
1. Grade: 45#,50Mn,60Mn,65Mn,B2,B3,BL,BG
2. Diameter: 20mm-150mm
3. Hardness: HRC 55-65
4. Breakage Rate:<0.5%
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-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 |
Grinding forged steel 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 | ≥20,000 | ≥55 | ≥38 | ≥50 | ≥35 | ≥45 | ≥25 |
| SY-02-50Mn | ≥12 | ≥20,000 | ≥56 | ≥40 | ≥56 | ≥35 | ≥50 | ≥30 |
| SY-03-60Mn | ≥12 | ≥20,000 | ≥58 | ≥45 | ≥58 | ≥38 | ≥52 | ≥35 |
| SY-04-65Mn | ≥12 | ≥20,000 | ≥60 | ≥52 | ≥60 | ≥42 | ≥53 | ≥36 |
| SY-05-B2 | ≥12 | ≥20,000 | ≥60 | ≥60 | ≥60 | ≥54 | ≥55 | ≥48 |
| SY-06-B3 | ≥12 | ≥20,000 | ≥60 | ≥60 | ≥60 | ≥54 | ≥58 | ≥53 |
| SY-07-BL | ≥12 | ≥20,000 | ≥60 | ≥60 | ≥60 | ≥54 | ≥58 | ≥55 |
| SY-08-BG | ≥12 | ≥20,000 | ≥60 | ≥60 | ≥60 | ≥60 | ≥60 | ≥60 |
Company Profile
SHANGDONG SHENGYE GRINDING BALL CO.,LTD specializes in the production of hot rolled / forged steel ball for ball mill. Staff are trained and selected by strict overseas technology . The quality of products is consistent and the specifications are complete. The annual output of diameter DIA 20MM-DIA 150MM grinding steel ball is 100,000 tons.
Due to the application of internationally advanced technology and manufacture experience ,our grindingsteel 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. 
Production Processing
Why choose us
1. 20 years reputation guarantee;
2. Advanced manufacturing techniques
3. Professional inspection;
4. Fast delivery;
5. Quality assurance;
6. Overall service system.
Quality assurance
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.
Our service
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;
Packing & Delivery
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. 
FAQ
Q1: What is the advantage of your company?
A: We are a professional steel ball manufacturers, which have 20 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 40 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.
Q3: Are you trading company or manufacturer?
A: We are factory.
Q4: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. Or it is 15-20 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: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance,
Balance before shippment.
If you have another question, pls feel free to contact us as below:
INA / MANAGER
SHANDONG SHENGYE GRINDING BALL Co., Ltd
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