Bitumen Primer
Bitumen Primer is a low-viscosity solution of bitumen in organic solvents (e.g., mineral spirits or aromatic hydrocarbons). It is formulated to penetrate porous substrates and enhance adhesion before applying bituminous membranes or coatings. The primer quickly evaporates to leave a tacky, bitumen-rich film that promotes strong bonding. Commonly used in construction, waterproofing, and roofing, bitumen primer improves coating durability, water resistance, and substrate compatibility.