Gum Rosin

Gum rosin is a solid form of rosin obtanined from pines or some other plants, mostly conifers. Rosin color varies from pale yellow to dark brown or black. It has a glossy translucent appearance. It becomes fluid when hot and has a natural pine scent. Its color and hardness vary according to the situation. The melting point of wood gum cannot be determined precisely because of its amorphous structure. However, it starts to melt at about 80°C to 125°C.