Find Ww Grade Gum Rosin, Ww Pine Resin Pine Rosin Ww Grade Light Yellow Pinus Elliottii Rosin In Paper Coating Inks, Ww Gum Rosin Resin Pinus Masoniana Rosin In Rubber Food Grade Ester Gum Sizing Material on Industry Directory, Reliable Manufacturer/Supplier/Factory from China.
| Min. Order: | 1 Kilogram |
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WW Grade
Polymer Compatibility Light Yellow Gum Rosin
For Bookbinding Glue
Description:
Gum rosin is the transparent light yellow or transparent yellow solid. 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.
Specifications | ||||||
Type | Super Grade X | 1ST Grade WW | 2ND Grade WG | |||
Appearance&Color | Transparent light yellow | Transparent light yellow | ||||
Softening Point (R&B)oC | ≥76 | ≥76 | ≥76 | |||
Acid value.(mg KOH/g) | ≥166 | ≥166 | ≥165 | |||
Unsop.matter（%） | ≤5.0 | ≤5.0 | ≤5.0 | |||
Alcohol Insol.Sustance(%) | ≤0.03 | ≤0.03 | ≤0.03 | |||
Ash(%) | ≤0.02 | ≤0.02 | ≤0.02 | |||
Product Categories : Gum Rosin Ester > Gum Rosin (colophony)
