High chromium broken rate less than equal to 0.5%

Single warehouse receipt consumption 18g/T for cement

Low chromium broken rate less than or equal to 3%

Single warehouse receipt consumption 50g/T for cement

Items	Brand	Surface hardness(HRC)		Endurance impact test(Times)
Items	Brand	Quenched	Unquenched	Endurance impact test(Times)
High chrome casting alloyed ball	ZQCr20	≥56	≥45	≥8000
High chrome casting alloyed ball	ZQCr15	≥56	≥45	≥8000
High chrome casting alloyed ball	ZQCr13	≥56	≥49	≥8000
Middle chrome casting alloyed ball	ZQCr7	—	≥48	≥8000
Low chrome casting alloyed ball	ZQCr2	—	≥45	≥8000
Bainite ductile casting alloyed ball	ZQSi3	≥50	—	≥8000

High chrome cast grinding steel ball made in china

Application: mainly used for mining industry, cement plant, power station, etc.

Abrasion: about (10-50) g/t in cement

Characteristics:

We has the unique automatic production line of grinding cylpebs in China, which is independently researched and self-developed by xin nanfang’s R&D center. With the self-developed raw materials and special heat treatment system, xin nanfang’s cylpebs achieve good properties, such as high hardness, martensite or bainite metallographic structure and good wear resistance, etc.

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

Delivery time

1.7-45days according to your quantity

2.5-10days for sample orders;

3.Specified goods up to detailed order quantity.

Diamater 2 inch customized iron cast steel balls

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