It is a kind of natural resin, mainly composed of various kinds of resin acids, it can be dissolved easily in many organic solvents, and has special chemical activity. So it is an important raw material for the production of paper, coatings, inks, rubber.
Package: 225kg/drum. Storage: Keep in a cool, dry, dark location in a tightly sealed container or cylinder.
Rosin removed straight from the pine tree resin juice processed.Cut into pine dry a 13 cm hole, collected from escaping from the tree of colorless viscous liquid with aromatic flavor, the liquid after steam vacuum distillation, the distillate is turpentine oil, residues inside the kettle as rosin, filtered get finished products.Rosin is characterized by light color, high acid value, high softening point, for making washing soap, metallic soap, varnish, printing ink, welding material, insulation material and so on.And used as paper sizing agent and adding rubber adhesion softener, etc.