Types of Ferrous Scrap (BH) Black HeavyBH scrap is the best because it contains the most iron (KC) Kaichi CuttingHeavy Scrap pieces that are cut into small sizes i.e. less than 1 foot. Therefore, they can be easily fed into the furnace. (Bt) Black TurningSteel chips coming out as by-product from manufacturing companies, engineering workshops/fabrication sheds. (Co) CommercialMaterial that can be compacted into bundles/small cubes using bailing press and compacting machines. (SH) Selected HeavyHeavy Scrap pieces that are heavy like drainage pipes, heavy angles, TMT bar cutting waste, heavy sheets, etc. (Gh) Gamda HeavyA mixture of SH material and small sized material. For example – small to medium sized angles, pipes etc. (LL) Loose LightLoose materials such as small steel sheet metal boxes, canisters, etc. Scrap materials are made from sheets which are less than 1mm thick (SI) Sponge IronSmall pebble-shaped pieces of pure iron. It is used to reduce the carbon levels of the melted iron in the furnace. (HC) High CarbonBH scrap is the best because it contains the most iron