GUM ROSIN

Gum rosin is a transparent and yellow solid. It is a natural source, obtained from distillation of oleo pine resin.

APPLICATION

Gum rosin can dissolve in organic solvents. It can be used as an adhesive in the production of paint, printing ink, rubber, hot-melt adhesive, solvent-based adhesive or glue, and other synthetic products.

TECHNICAL INDEX

Type	Pinus Merkusii		Pinus Latteri		Pinus Caribaea		Pinus Elliottii		Pinus Kesiya		Pinus Massoniana
Grade	X	WW	X	WW	X	WW	X	WW	X	WW	X	WW
Appearance	Transparent		Transparent		Transparent		Transparent		Transparent		Transparent
Color (Gardner, 50% in toluene), max	7	8	7	8	6	7	7	8	7	8	7	8
Softening Point (R.&.B, °C), min	80		78		77		77		76		75
Acid Value (mg KOH/g)	180 - 195		175 - 190		156-170		160 - 175		165 - 180		160 - 175
Saponification Value (mg KOH/g)	180 - 220		175 - 215		156-195		160 - 195		165 - 200		160 - 195
Insoluble Matter in Alcohol (%), max	0.01	0.03	0.01	0.03	0.01	0.03	0.01	0.03	0.01	0.03	0.01	0.03
Ash Content (%), max	0.01	0.03	0.01	0.03	0.01	0.03	0.01	0.03	0.01	0.03	0.01	0.03