Grinding Steel Balls For Silver Ore Mine Introduction Grinding steel balls for silver ore mine made by Jiangyin Dongbang Steel Ball Machinery Co., Ltd,Website:http://www.grindingballsmedia.com, can help you save at least 10-15% grinding ball consumption by their unique special technology supported on more than 30 different patents.   Specifications of Grinding Steel Balls For Silver Ore MineApplication: for Different Type Ball Mill Grinding Media Ball size:25mm/30mm/40mm/50mm/60mm/70mm/80mm/90mm/100mm/120mm/125mm D25MM-100MM Grinding Ball Production Method: A Hot Rolling D100mm-125mm Grinding Ball Production Method: Forging Steel Rod Supplier: NISCO, HUAI STEEL, ETC. Steel Rod Type: B2, Chemical CommentsCSiMnPSCr0.76-0.820.17-0.350.72-0.80â?¤0.020â?¤0.0150.50-0.60NiCuMoAltVâ?¤0.25â?¤0.200.020-0.050Grinding Steel Balls For Silver Ore Mine Quality PerformanceBall SizeSurface HardnessCore HardnessVolume Hardness25mm63-64 HRC62-63 HRC62-64 HRC30mm63-64 HRC62-63 HRC62-64 HRC40mm62-64 HRC61-63 HRC61-64 HRC50mm61-64 HRC60-63 HRC60-63 HRCSteel Rod Type: B3, Chemical CommentsCSiMnPSCr0.61-0.651.73-1.800.73-0.80â?¤0.020â?¤0.0150.80-0.88NiCuMoAltVâ?¤0.25â?¤0.20Grinding Steel Balls For Silver Ore Mine Quality PerformanceBall SizeSurface HardnessCore HardnessVolume HardnessImpact Toughness60mm61-63 HRC59-61 HRC59-62 HRCâ?¥14 J/CM270mm61-63 HRC59-61 HRC59-62 HRCâ?¥16 J/CM280mm61-63 HRC59-61 HRC59-62 HRCâ?¥18 J/CM290mm61-63 HRC59-61 HRC59-62 HRCâ?¥20 J/CM2100mm60-62 HRC58-60 HRC58-62 HRCâ?¥22 J/CM2120mm60-62 HRC58-60 HRC58-62 HRCâ?¥24 J/CM2125mm60-62 HRC58-60 HRC57-61 HRCâ?¥26 J/CM2Original: Jiangyin, Jiangsu, ChinaCertification: ISO9001, ISO14001, OHSAS18001 etc.Price: NegotiableMaterial: Alloy Steel Payment term: TT, LCDelivery date: NegotiablePacking: Plastic Ton Bag, 1000Kgs Each BagMin Order Quantity: 100 Tons Each Ball SizeExperience and marketsOur factory has nearly 10 years of grinding steel balls production experience. Products are well sailed all over the world,such as Middle East/ Africa/Asia/South America/Europe/North America. Got many compliments from customers.Advantages of Grinding Steel Balls For Silver Ore Mine1. High and even hardness;2. Hardness Tolerance: ±2 HRC;3. Very low break rate;4. Perfect, even & deeper quenching effect;5. Microstructure: Tempered martensite, even and small grain.Testing standardWe have a strong production and quality inspection departments.During Bulk Production, Every 2-3 Hours, Random pick 2-3 Ball Samples to Test Hardness For Recording, Make Sure Even Quality.Our WorkshopFAQ1. Q: Did you test all the goods before delivery?A: Yes, we have 100% of the pre-test delivery. 2.Q: How do you make our business to keep a long-term and good relationship?A:We believe that honesty, trustworthiness, maintaining good quality is the best way to maintain our business development. Of course there is always a competitive price at good quality to ensure the benefit of our clients. -