... paraffin wax, semi refined paraffin wax, paraffin for food and crude paraffin. 1. Introduction The commonly used paraffin includes the following grades (according to ... 56, 58, 60, and 70. The fully refined paraffin wax applies to the carbon paper, waxed paper, and radioceramic, etc ... . The semi refined paraffin wax applies to the candle, crayon, waxed paper, and equipment of ...