... colors can be orderd 4.Manufacture PPGI Steel CoilsIntroduction of PPGI1. Colored Steel is coated with organic layer, ... the bottom surface once, and bake the sheet twice. Application of Colored Steel 1. Construction: (Outside) workshop, agricultural warehouse ... desk, bed, locker, bookshelf 4. Carrying trade: Exterior decoration of auto and train, clapboard, container, isolation lairage, isolation board ...