Delivery Time:7-45days according to your quantity.
Certification:ISO 9001:2008,ISO14001

Good wear resistant high hardness Forged Steel Grinding Balls with ISO9001

Product Description:

1) No deformation

2) High hardness Good wear resistant

3) Size:Dia20mm-150mm

4) Breakage<1%

5) Certification: ISO9001,SGS.

Specification:

PRODUCTS	SURFACE HARDNESS	CORE HARDNESS	CHEMICAL COMPOSITION
1) 60Mn Forged grinding ball	HRC58-65	≥HRC45	C: 0.52-0.65; Si: 0.15-0.37; Mn: 0.6-1.2; S & P: 0.04Max; Cr: 0.25Max
2) B2 Forged grinding ball	HRC60-68	≥HRC55	C: 0.75-0.90; Si:0.17-0.37; Mn:0.7-0.9; P: 0.035 MAX; S: 0.035MAX; Cr:0.40-0.70.
3) B3 Forged grinding ball	HRC60-68	≥HRC55	C:0.55-0.65; Si:0.2-0.37; Mn:0.75-0.9; Cr:0.85-1.2;S/P≤0.03;
4) B4 Forged grinding ball	HRC60-68	≥HRC58	C:0.58-0.66; Si:1.6-1.9; Mn:0.65-0.80; Cr:0.7-0.9; S/P≤0.03;
5) High chrome cast grinding ball	HRC60-65	≥HRC58	Cr:11-27; C: 2.0-3.0; Si:1.0Max; Mn: 0.5-1.5; S & P:0.10Max;
6) Low chrome cast grinding ball	HRC48-55	≥HRC46	Cr:1-3; C: 2.2-3.6; Si:1.0Max; Mn: 0.5-1.5; S & P:0.10Max;
7) Medium chrome cast grinding ball	HRC55-63	≥HRC55	Cr:4-10; C: 2.2-3.6; Si:1.0Max; Mn: 0.5-1.5; S & P:0.10Max;

Feature:

1) High Hardness: The surface hardness of forged and rolling balls is to 60-65 HRC and volume hardness is to 60-63 HRC

2) High Impact Toughness: The impact toughness is more than 12 J/cm2;

3) Low Broken Rate: The actual broken rate is not higher than 1%;

4) Even Wear-resistance: The loss of ball round rate is 50-300 g/ton.

Packing:
1.Bags:1000KG polypropylene bags which are highly resistant to UV rays and secure bag straps to reduce time  and effort in loading and unloading.

2.Drums:Recyeled drums can also be supplied. The drums have a removable lid and compression ring for secure storage.Drums are more efficient for some modes of transportation and can also be delivered on wooden pallets.

Shipping:

1.Port of Loading: Qingdao Port,China

2.Partial shippment allowed

3.By DHL/TNT express for samples order.Door to door to delivery;

4.Appointed freight forwarder by customers is acceptable

 
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.
 

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WE LOOK FORWARD TO THE OPPORTUNITY TO DISCUSS HOW WE CAN BECOME A PARTNER IN YOUR SUPPLY CHAIN SOLUTION .