B2 D20MM Hot Rolling Steel Ball Surface Hardness 58-62HRC Grinding Media

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Quick Detail(SELLING POINT): - - - - # # STEEL BALL SIZE: D120MM # HIGHER HARDNESS: 60-62HRC # GOOD SHAPE: ROUNDNESS # IMPACT TOUGHNESS:25J/CM2 # BROKEN RATE: 0.5% # METERIAL CHOICE: B3/B4/B6 # MICROSTRUCTURE: M+C # QUENCHING DEEPTH: COMPLETED FROM SURFACE TO CORE # END USER: SAG MILL OF MINERAL PROCESSING # Name:Hot Rolling Steel Balls | - - - - # # 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 | 120 | +1.5 -5.5 | 60-62 | 57-59 | 25 | B3 | 120 | +1.5 -5.5 | 61-63 | 58-59 | 25 | B4 | 120 | +1.5 -5.5 | 61-63 | 58-59 | 25 | B6 | - - - - Applications: # # MINES # CEMENT PLANTS # POWER STATIONS # CHEMICAL INDUSTRY PRODUCTION METHOD: 1. RAW METERIAL HEATED BY ELECTRIC INDUCTION FURNACE 2. SKEW ROLLING TO BALLS AT HIGH SPEED 3. ELIMINATE BAD SHAPE BALLS 4. WATER QUENCHING 5. 2ND QUENCHING BY UNIQUE LIQUID 6. LOW TEMPERATURE TEMPERING

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Jiangyin Jibang Machinery Limited Co.,Ltd.

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