WEBOur main products are forged grinding steel balls, casting grinding balls, grinding rods and grinding cylpebs. They are mainly applied to various mines, cement plants, power stations and chemical industries etc. Our products are famous for their specialties, including high hardness, wearresistant, and low breakage.
WEBDeveloping alloys for wet grinding of iron ores Grinding balls for ball mills were developed for two different conditions. In one appliion, a very high hardness and carbide content was aimed, for a condition of high abrasivity and moderate corrosivity of .
WEBUnbreakable forged steel ball B2 Forged Grinding Ball 20150mm Forged Grinding Ball High Chrome Grinding Balls Low chromium cast steel ball Medium chromium cast iron grinding ball Previous page. 1. 2. Next page. ; English; Espanol; Oriental Casting and Forging Co., Ltd. Tel：+ Fax：+ ...
WEBImpact toughness of grinding ball could be obviously improved with MF furnace adjusting and preparation of high Cr grinding ball alloy and modifiion with RE ferrosilicon. High temperature adjustment of oil quench at 960℃ can obviously increase both toughness and wearresistance of grinding balls which have been proved in practice to be with lower .
WEBThe shrinkage of high chromium cast iron is similar to that of cast steel. The linear shrinkage of high chromium cast iron can be calculated by %, 2 %. In sand mold making, the riser size can be calculated according to carbon steel rules, and the gating system can be calculated according to gray iron, but the sectional area should be ...
WEBMar 24, 2015 · Mill steel ball can be divided according to the process technology and materials: 1. Forged steel ball: low carbon alloy steel ball, medium carbon alloy steel, high manganese steel, rare earth chromium molybdenum alloy steel ball; 2. Casting steel ball: characteristics low chromium cast iron balls, medium chromium cast ball, high .
WEBApr 22, 2024 · This study investigates the effect of tempering temperature on the microstructure and wear resistance of highalloy white cast iron (NiHard 4) with % W and % B additions. Specimens were austenitized at 850 °C for 5 h, quenched in air, and tempered at temperatures between 250 and 650 °C for 4 h. Equilibrium and non .
WEBJun 15, 2023 · NiHard white iron is a type of cast iron that contains an austenitic matrix with embedded chromium carbides. It is renowned for its exceptional hardness, wear resistance, and high strength. These properties make it an ideal material for appliions that involve severe abrasive wear, impact, and heat.
WEBFeb 1, 2004 · The balls, which measured 60 mm in diameter, were produced in a 400 kg induction furnace and sand cast. The eutectoid steel, cast semisteel and medium chromium cast iron ball types were further subjected to a heat treatment schedule in which they were heated for 3 h at 750 °C, 850 °C and 1050 °C, respectively, followed by .
WEBMar 1, 2009 · The shrinkage and low yield of molten iron are two key problems in the production of cast iron grinding ball for ballmill. Those not only cause the poor quality and high cost of the castings but ...
WEBSep 1, 2002 · To substitute bearing steel mill balls used in magnetic material powder production, a novel minisized high Cr mill balls with sizes in the range Ø – mm were developed. The structure, abrasion resistant properties and appliion performance of the balls were investigated in the present study. It was shown that both higher hardness ...
WEBJul 15, 2021 · A detail of the microstructure of iron 4 is shown in Fig. 3 a where a high amount of martensite is observed in the vicinity with the eutectic carbide. The increase of the martensite volume fraction with the increase of the boron addition could seem contradictory with the boron effect reported by the literature for white irons [13] where .
WEB4. CONCLUSIONS In this research, high chromium based cast iron are identified as a potential material for making the grinding media balls. High chromium cast irons (HCCIs) are excellent wearresistant materials which are a widely used tool in mineral processing, coal, ceramic and cement industries.
WEBFeb 23, 2024 · Sandwichstructured composite plates, in which highchromium cast iron (HCCI) was cladded by lowcarbon steel (LCS), were newly prepared by a hotrolling process at different reduction rates. The effects of hotrolling deformation on the microstructure and sliding wear behavior of HCCI were investigated. Experimental .
WEBHigh Chrome 8150mm Cast Grinding Steel Ball. Unit Price: USD 620 680 / Ton. Brand: ShengYe. Packaging: Steel Drums Flexible Container Bags. Supply Ability: 150,000 tons/year. Certifie: TUV ISO 9001 / ISO45001 / ISO14001. Model No.: Cr28, Cr17, Cr10, Cr1 High Chrome 8150mm Cast Grinding Steel Ball High chromium grinding balls .
WEBLowchromium grinding ball . Ecomax® Cast is another type of grinding ball. It is cost effective and only needs a low initial investment. It is a low chromium cast steel ball and is available in four different diameters to suit different ball mills. Diameters of grinding ball available range from 50,8 to 88,9 mm.
WEBChromium as an additive to cast iron increases resistance to high temperature [15]. As a component of nickelchromium cast iron in the amount of up to 2%, it also has a positive effect on hardness ...
WEBFeb 21, 2017 · where, % is the volume percent of eutectic carbides, %C is the weight percent carbon, and %Cr is the weight percent chromium. According to Albertin and Sinatora [], the hardness and wear resistance of high chromium white cast iron is possible to improve with the increase of required structure and hardness of abrasion .
WEBApr 24, 2022 · Of course chromium cast balls undergo lower wear rates. As the chromium content increases, wear rate will be reduced. Experience with our grinding balls shows that mediumchromium cast grinding balls (712% Cr) will have around 10% lower wear rate compared to 70Cr2 forged grinding balls of the same size that enjoy a .
WEBHigh quality Unbreakable high / middle / low chrome casting iron balls CR118 HRC5864 from China, China's leading ball milling media product, with strict quality control ball mill grinding media factories, producing high quality ball mill grinding media products.
WEBThe Casting Process of the High Chromium Cast Iron Grinding Ball in Mill Micro Pattern Forming of Spiral Grooves in a Fluid Dynamic Bearing Using Desktop Forming System. ... But you have to keep reading to find out. Cast iron is hard to weld. Golf is hard too. But welding cast iron is kind ... Cast Iron Balls, Cast Iron Balls Suppliers ...
WEBAimed at the work conditions and the failure of the grinding ball in ball grinding, High chromium cast iron with the characteristics of long service life, high abrasion resistance and good shock resistance must be chose in the ball grinding . The best mixture ratio of chemical compositions was pointed out, and the production technological process by .
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