Dongbang brand Grinding Balls For Mining, is special developed for various mining conditions. Our goal is to help all clients to save cost 20% on mineral processing where must use grinding balls.
Application: Grinding Balls For Mining
Original: Jiangsu, China
Certification: ISO9001, ISO14001, OHSAS18001 etc.
Payment term: TT, LC
Delivery date: Negotiable
Packing: Ton bag or Iron drum
Market: Middle East/ Africa/Asia/South America/Europe/North America
Raw material: Alloy steel rod
Raw material supplier: Huai Steel
Our Raw material production process:
3.LF furnace refining
4.RH furnace refining
5.Continous casting(secondary electromagnetic mixing)
8.Rolling at a compression rate of more than 17 times
9.Slow cooling in pit
Avaiable Grinding Balls Size For Mining: From 1” to 5.5”
Production method: Screw rolling & forging
1.Steel rod heating
2.Hot rolling or forging
5.Cool to room temperature
7.Cooling & packing
8.Stock & ready for shipping
Sureface hardness: 58-65 HRC
Core hardness: 58-63 HRC
Volume hardness: 58-64 HRC
Ball drop test from 6.5 meters: More than 27000 times
Ball drop test result: No Break
1. Q:Are you a manufacturer, trading company or a third party?
A:We are a manufacturer, and we have builded up our company since 2000.
2. Q:How can i get to your factory?
A:Our factory is near shanghai Airport, we can pick you up in the airport.
3. Q:If i will need to stay in your place for few days, is that possible to book the hotel for me?
A:It’s always my pleasure, hotel booking service is available.
4. Q:Which level of quality are your products?
A:We have got ISO, SGS, certificate so far.