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GOST 19113-84
Description: Rosin is brittle, concoidal fracture, hard, some tacky resin, transparent - light yellow - yellow up to barely transparent dark brown in color.
Pine rosin is a solid fraction of resin matter obtained from the pine gum after steam distillation or directly from wood by means of resinous substance extraction with organic solvents or alkali at high temperature.
Application: Synthetic rubber production, pulp and paper industry, tire & rubber and paint and varnish industries.
Technical data:
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Characteristics |
Super category of quality |
First category of quality |
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Extra grade |
First grade |
Second grade |
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Appearance |
Transparent, glass-like or with air bubble inclusions mass |
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Color intensity |
X,WW,WG |
X,WW,WG,N |
M,K,Y,H,G |
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Water fraction of the total mass, %, max |
0,2 |
0,2 |
0,2 |
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Ash content, %, max |
0,03 |
0,04 |
0,04 |
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Mechanical impurities, %, max |
0,03 |
0,04 |
0,04 |
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Softening point, С°, min |
69 |
68 |
66 |
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Acid number, mg KOH/g of product, min |
169 |
168 |
166 |
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Crystallization tendency |
Free of honey-like porous sediment |
Packing: Paperboard drums with metal bottom, 110 dm3 or paper bags, 25 kg.
Shelf life: 2 years from date of produce.
Transportation: Railway or motor trucks in covered transport means in compliance with regulations valid for this means of transport.
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