Lower Wear Rate Steel Grinding Media , Hot Rolling Forging Steel Balls
Lower Wear Rate Steel Grinding Media , Hot Rolling Forging Steel Balls
Lower Wear Rate Steel Grinding Media , Hot Rolling Forging Steel Balls

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Lower Wear Rate Steel Grinding Media , Hot Rolling Forging Steel Balls

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Model No. :
Brand Name : DT1

Product description


HRC50-65 25mm Lower Wear Rate Steel Grinding Media Hot Rolling Forging Balls

1. Feature of our grinding balls as follows:

1) High Hardness: Surface hardness: HRC60-68 HRC, volume hardness HRC60-65.


2) High Impact Toughness: The impact toughness of our grinding balls is more than 12 J / cm2.


3) Low Broken Rate: the actual broken rate is not higher than 1%.


4) Good wear-resistant and lower wear rate.


2. Applied fields of our grinding balls:


a) Mines;


b) Cement plants;


c) Power stations;


d) Chemical industry


3.Chemical composition:

Material C Mn Si Cr S P
50MN 0.48-0.56 0.70-1.0 0.17-0.37 0.25 max 0.035max 0.035max
60MN 0.57-0.65 0.70-1.0 0.17-0.37 0.25 max 0.035max 0.035max
65MN 0.60-0.70 0.90-1.20 0.17-0.37 0.25 max 0.035max 0.035max
75Mn 0.72-0.92 0.17-0.37 0.7-1.0 0.4-0.6 0.035max 0.035max
75MnCr 0.70-0.85 0.7-0.8 0.17-0.37 0.2-0.7 0.03 max 0.03 max
75SiMn 0.70-0.90 0.7-1.2 0.4-0.8 0.25 max 0.03 max 0.03 max


Specifications:

Impact Test

AK.J/cm2

Endurance Test Times

(5m)

Dia 25mm-60mm Dia 70mm-100mm


Surface Core Surface Core
50MN ≥12 ≥10000 ≥56 ≥35 ≥56 ≥28
60MN ≥13 ≥10000 ≥58 ≥38 ≥58 ≥29
65MN ≥15 ≥12000 ≥60 ≥42 ≥60 ≥30
75MnCr ≥17 ≥12000 ≥60 ≥52 ≥60 ≥50
75 SiMn ≥16 ≥12000 ≥60 ≥50 ≥60 ≥48


Raw Material:

Strict quality control of steel material from BIG STEEL FACTORY GROUP.You know the good grinding balls quality depends on the good raw material.


Prodcution Line:

1.Traditional Hammer Forging: Raw material-Cutting-Heating-Forging-Quenching-Tempering-Testing-Packing

2. Hot Rolling


Testing:

Quality control for each production shift (4hours/Shift);

Hardness, chemical elements and impact testing after production for each production shift;

SGS –third party testing before each delivery


Packing:

Container bags(Net weight:1000KGS) or Steel drums(850-900KGS) or in clients' requirements


Our Services

1. Free samples for your test before orders;

2. Soonest delivery time ;

3. Cooperate with many famours shipping companies,and sent the goods to your port safe and in time;

4. Any feedback after sales would get our soonest reply.


Company Information

1.Professional Grinding balls Manufactory founded in 1981;

2.Advanced production equipment;

3.Exported more than 30 countries;

4.Experienced development personnel,professional designers,salesman and skilled workers

5.Capacity:10000mt/month.



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