Grindwell Norton Ltd manufactures Internal Grinding Wheels with Sulphur Treatment. Grindwell Norton Ltd. Manufactures Abrasives [Bonded, Coated, Non-Woven, Super abrasives and Thin Wheels] and Silicon Carbide, High Performance Refractory and Performance Plastics products. The Internal Grinding Wheels with Sulphur Treatment has substantially reduced dressing frequency. The Internal Grinding Wheels with Sulphur Treatment is used for higher material removal rate applications. The Internal Grinding Wheels with Sulphur Treatment has improved process capacity on size.