Min. Order:
100 Ton
Price:
US$ 160 ~ 180
Place of origin:
Russia
Supply Ability:
180000 Tons
Sealant
Coal tar was a component of the first paved roads. When originally developed by Edgar Purnell, Houliasfalt was a resin coated with granite chips. Later, industrial slag was used as a filler. Today, petroleum-based binders and sealants are more commonly used. These sealants are used to extend the service life and reduce maintenance costs of asphalt surfaces, primarily when laying asphalt o
[Related Keywords : Coal Tar, Resin, Tar, Coal]