The price is indicated per unit. Unit : 1 kg. Packaging : 25 kg bag. Scope: Wood-resin pitch - used in the production of foundry binders, pitch varnishes. Physicochemical parameters: Indicator name Normal Lumpy Ground Appearance Lumpy mass with a shiny concha-like black fracture Homogeneous black powder without foreign inclusions Softening point, ° С 80 - 130 Mass fraction of ash,%, no more < td colspan = "2"> 1.0 Tensile strength of dry samples, kgf / cm2 (n / m2), not less 5 (49 * 10 *) Mass fraction moisture,%, no more --- 4.0 Particle size distribution: 1.0 mm sieve residue 0.63 mm sieve residue 0.1 mm sieve residue . .. 15 20 65 The guaranteed shelf life is 12 months.