D70mm Surface hardness 61-63hrc Hot Rolling Steel Balls Grinding Media for Power Statons

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D70mm Surface hardness 61-63hrc Hot Rolling Steel Balls Grinding Media for Power Statons Quick Detail(SELLING POINT): # # STEEL BALL SIZE: D70MM # HIGHER HARDNESS: 61-63HRC # GOOD SHAPE: ROUNDNESS # IMPACT TOUGHNESS:20J/CM2 # BROKEN RATE: 0.5% # METERIAL CHOICE: B3/B4/B6 # MICROSTRUCTURE: M+C # QUENCHING DEEPTH: COMPLETED FROM SURFACE TO CORE # Name:Hot Rolling Steel Balls Applications: - - - - # # MINES # CEMENT PLANTS # POWER STATIONS # CHEMICAL INDUSTRY | - - - - RAW METERIAL CHOICE: - - - - TYPE | C | Si | Mn | P | S | Cr | Ni | Cu | Mo | Alt | V | B3 | 0.61-0.65 | 1.73-1.80 | 0.73-0.80 | 0.020 | 0.015 | 0.80-0.88 | 0.25 | 0.20 | / | / | | B4 | 0.66-0.74 | 1.2-1.4 | 0.5-0.7 | 0.022 | 0.022 | 0.85-1.0 | / | 0.4 | / | 0.025-0.045 | 0.05-0.15 | B6 | 0.74-0.85 | 0.15-0.35 | 0.90-1.05 | 0.020 | 0.020 | 0.88-0.98 | 0.25 | 0.25 | 0.06-0.13 | 0.025-0.045 | / | - - - - QUALITY PERFORMANCE: - - - - BALL SIZE (MM) | SIZE TOLERANCE (MM) | SURFANCE HARDNESS (HRC) | CORE HARDNESS (HRC) | IMPACT TOUGHNESS (J/CM2) | METERIAL TYPE | 70 | +1.5 -3.5 | 61-63 | 59-61 | 20 | B3 | 70 | +1.5 -3.5 | 62-64 | 59-61 | 20 | B4 | 70 | +1.5 -3.5 | 62-65 | 59-63 | 20 | B6 | - - - - WHY CHOOSE US: 1. WE ARE CERTIFICATED BY ISO9001:2008,ISO14001:2004 AND OHSAS18001:2007; 2. WE ONLY BUY RAW METERIAL FROM LOCAL TOP STEEL MILL, WHICH PROMISE HIGH QUALITY; 3. WE HAVE OUR PATENTS MORE THAN 30 TO COVER THE WHOLE PRODUCTION LINE; 4. WE DEVELOPPED OUR UNIQUE 2ND QUENCHING SYSTEM TO IMPROVE THE GRINDING BALL QUALITY, ESPECIALLY INCREASE THE CHANGE RATE OF MARTENSITE, GET A BETTER MICROSTRUCTURE. 5. HELP YOU TO SAVE BALL USE QTY, AT SAME TIME TO INCREASE OUTPUT.

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Jiangyin Jibang Machinery Limited Co.,Ltd.

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