Forged Grinding Balls
(1)Uniform hardness
(2)Unbreakable
(3)High wear resistance
(4)High impact value
(5)High combined efficiency of grinding mill
Forged Grinding Balls
Shandong Jinchi Heavy Industry Joint Stock Co.,Ltd, Is a professional manufacturer of Forged Grinding Balls products. The main products of our company are forged(rolling)grinding balls, casting balls,grinding rods, grinding cylpebs, with specifications all reaching international standards and annual production capacity is over 100,000 tons.
Super raw substances, superior full-automated manufacturing line, specific warmness treatment era and strict first-class control machine, these four important advantages make sure our merchandise have strong effect performance, high put on resistance and high combined performance of grinding mill.
The organization has an independent laboratory, the superior and accurate lab device, to ensure that every step of the production manner is accomplished according with the pleasant standards. moreover, our business enterprise has been approved with iso9001 satisfactory certification, ohsas18001 occupational health and safety certification and iso14001 environmental management machine certification.
Chemical Composition of Forged Grinding Balls
Materials | C% | Si% | Mn% | P% | S% | Cr% |
B2 | 0.70-0.85 | 0.17-0.37 | 0.70-1.00 | ≤0.035 | ≤0.035 | 0.4-0.6 |
B2-1 | 0.55-0.70 | 0.15-0.30 | 0.65-0.85 | ≤0.020 | ≤0.020 | 0.70-1.10 |
High Carbon B2 | 0.85-1.10 | 0.15-0.45 | 0.40-1.20 | ≤0.035 | ≤0.035 | 0.20-1.10 |
B3 | 0.58-0.66 | 1.70-1.90 | 0.68-0.80 | ≤0.030 | ≤0.030 | 0.78-0.90 |
45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | ≤0.035 | ≤0.035 | 0.25max |
B4 | 0.65-0.75 | 1.20-1.40 | 0.50-0.70 | ≤0.025 | ≤0.025 | 0.85-1.00 |
B6 | 0.75-0.90 | 0.17-0.37 | 0.8-1.02 | ≤0.035 | ≤0.035 | 0.88-0.98 |
B6-1 | 0.82-0.90 | 0.15-0.35 | 0.90-1.05 | ≤0.020 | ≤0.020 | 0.88-0.98 |
42CrMo | 0.38-0.45 | 0.20-0.40 | 0.50-0.80 | ≤0.035 | ≤0.035 | 0.90-1.20 |
40Cr | 0.37-0.45 | 0.20-0.40 | 0.50-0.80 | ≤0.035 | ≤0.035 | 0.80-1.10 |
65MN | 0.62-0.70 | 0.17-0.37 | 0.90-1.20 | ≤0.035 | ≤0.035 | ≤0.25 |
60MN | 0.57-0.65 | 0.17-0.37 | 0.70-1.00 | ≤0.035 | ≤0.035 | ≤0.25 |
50MN | 0.48-0.56 | 0.17-0.37 | 0.70-1.00 | ≤0.035 | ≤0.035 | ≤0.25 |
Specification of Forged Grinding Balls
Diameter(mm) | Diameter Tolerance(mm) | Surface Hardness(HRC) | Impact Toughness(j/cm2) |
Φ20 | +2， —1 | ＞60HRC | ≥12 |
Φ25 | |||
Φ30 | |||
Φ40 | |||
Φ50 | |||
Φ60 | +3， —2 | ||
Φ70 | |||
Φ80 | |||
Φ90 | |||
Φ100 | +4， —2 | ||
Φ110 | |||
Φ120 | ＞58HRC | ||
Φ130 | |||
Φ140 | +4， —3 | ＞55HRC | |
Φ150 |
Explanation of quality control
Shandong jinchi heavy industry joint-inventory co., ltd. strictly controls every link of wear-resistant metal ball from steel plant choice, raw fabric purchase, metallic inspection, quenching and tempering technique manipulate, finished product inspection, and strictly controls the overall performance index of metal ball consistent with the iso9001:2015 fine control gadget certification manner of the business enterprise, in an effort to ensure that the performance index of metal ball meets the technical requirements of the project and industry associated necessities technical specs. make sure the wear and tear resistance, stability, adulthood and reliability of metal ball.
Guarantee measures for raw material ordering
Our organization has strategic cooperation agreements with well-known domestic state-owned corporations, inclusive of laiwu department of shandong iron and steel co., ltd., chengde jianlong special steel co., ltd. and huaigang unique steel co., ltd. of jiangsu shagang institution. every level from fabric ordering to material inspection is reviewed and authorized through technical experts, and subsequently determined by the technical director after being signed and confirmed through the applicable responsible person.
Production equipment performance assurance measures
All of them are produced with the most advanced and professional equipment, and cooperate with the process and quality inspection personnel to make the original records of various parameters in the production process, and operate and produce in strict accordance with the process requirements and specifications.
Process technology and quality inspection performance guarantee
Set up the project process specialist and quality inspector, set up the process in strict accordance with the parameters and indicators required by the contract and supervise the implementation of the process. The quality inspector shall track and record each parameter in the whole process.
Packaging and transportation performance guarantee
The packaging standard of the product is strictly in accordance with the international standards, to ensure that it can meet the lifting requirements for many times. Our company has established a strategic partnership system with several key shipping companies and logistics companies at home and abroad. We have transportation insurance for each vehicle, which greatly enhances our ability to resist risks.
Packing of Forged Grinding Balls
(1)Container Bag:Dia20mm-150mm 1000kg/Container Bag
(2)Steel Drums:Dia20mm-80mm 900kg/Drum Dia90mm-150mm 850kg/Drums
(3)Steel Drum on Pallet or Bag on Pallet
