Senapathy Whiteley [P] Limited manufactures Medium Density Calendered Solid Pressboard. Senapathy Whiteley [P] Limited is an ISO 9002 certified company. Senapathy Whiteley [P] Limited also offers different types of special grades of insulation boards and paper. Medium Density Calendered Solid Pressboard is suited for power transformers, distribution transformers and other electrical equipments. Medium Density Calendered Solid Pressboard is available in thicknesses from 0.8 to 6 mm. Medium Density Calendered Solid Pressboard is used as insulating material in power and distribution transformers, capacitors etc, in the form of winding cylinders, spacers, washers, key way, strips, etc.