The traditional baking-free brick can divided two sorts. One is pressure molding clay baking-free brick, the other one is Baking-free brick forming waste residue.
a.Pressure molding clay baking-free brick:
Using clay as the main raw material,adding a small amount of gelled material,It is a kind of non fired common clay brick by force on smash, mix, compression molding and nature curing.
As material of general housing Building wall, the shape is rectangle, the gauge is 240mm*115mm*53mm.
Through compared size deviation, outwards quality and strength with building materials industry standard JC422-91 to divide first class product andconformity product.According to strength can divide 3 degree: level 7.5, level 10 and level 15.
b.Baking-free brick forming waste residue:
It is load-bearing brick or load bearing hollow brick which adopt use industrial waste as the main raw material.Which use a small amount cement as cementing material. Which add lime, plaster, and additive at the same time. Which through stir when add water in preparing semi dry materials, increase pressure or vibratory compaction and then nature curing[ or autoclaved curing].
This is the traditional baking-free brick.