Next   An important constituent in our vast product portfolio, roll grinding wheels are preferred by rolling mills all over India for their high performance levels. These are supplemented by a range of roll scouring blocks.      Roll Grinding Wheels   Features Benefits     Revolutionary B24 bond from Norton  Highly resilient  Better finish  Longer life       Improved B24X bond  Cool cutting, lower dressing frequency  No metallurgical damage, better finish on    jobs  Lower power consumption   Troubleshooting Guide     Typical Applications     Grinding work rolls and backup rolls     used in     — Hot mills     — Cold mills     — Sendzimer mills     — Aluminium (Foil) mills   Grinding chrome-plated rolls   Grinding rubber rolls         Abrasive Grit Grade Bond A, 35A 24 H B24 37C B24X 39C 400 N BX453 Application Starting Specification Hot Mill 39C 36 - JB24 Work Rolls Chilled Cast Iron Highchrome CI 86AG 36 - IB24X Backup Steel A 36 - JB24 Cold Mill        Work Rolls A 80 - JB24X A 120 - IB24X    Backup Rolls Forged Cast Iron A 36 - JB24 37C 36 - JB24 Roll scouring blocks 37C 80 - KVK Rubber Rolls   39C 60 I 16VX530D Top Troubleshooting Guide Problem Possible Causes Suggested Correction Poor quality finish – Contaminated coolant – Grit collection in guard – Traverse too fast – Poor wheel dressing – Roll speed too slow – Infeed too heavy – Filter coolant and clean regularly – Clean and finish inside guard    periodically – Reduce traverse rate – Dress correctly before finishing    – use plenty of coolant during dressing – Increase roll RPM – Reduce infeed for last few passes Burn – Roll speed too slow – Wheel too hard – Wheel needs dressing – Increase roll RPM – Reduce wheel speed, use softer grade – Dress wheel open with plenty of    coolant      Top

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