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Products
Gum rosin
It's an amorphous transparent solid resin. Main chemical composItion is resin.
Widely used in soap making, paper making, coatings, printing ink, electric nsulating materials etc..
Technical index
| Item/Grade |
X |
WW |
WG |
N |
M |
K |
| Color |
yellowish |
light yellow |
yellow |
deep yellow |
yellow brown |
yellow red |
| Conform to Color Requirements of STD Glass for Rosin |
| Appearance |
transparent solid |
| Softening point(Ring-and-ball method)°C≥ |
76 |
75 |
74 |
| Acid number mgKOH/g≥ |
166 |
165 |
164 |
| Content of non-saponifiable matter %≤ |
5 |
5 |
6 |
| Content of ethanol insolubles%≤ |
0.03 |
0.03 |
0.04 |
| Ash content %≤ |
0.02 |
0.03 |
0.04 |
Packing:In galvanized iron drumPacking, net weight 230±0.5kg.
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