Gum Rosin

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Gum Rosin
Posting date : Apr 21, 2011
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34-
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Gum Rosin Physical property: Gum Rosin is produced by advanced continuous distillation processing device with high quality oieoresin. Application: Chinese gum rosin is a kind o f natural resin. It has good solubility in a variety kind of organic solvents and special chemical activity. Chinese gum rosin is widely used in paper-making, soap, paint, ink, adhesinve, rubber, food and building industries. Items X-grade WW-grade WG-grade N-grade Colour slight yellow light yellow yellow deep yellow Appearance: Transparent Acid value(mg KOH/g)≥ 166; 165 Unsaponifiable matters%≤ 5 Insoluble in ethanol %≤ 0.03 Ash%≤ 0.02 Specification Standard Typical Data Appearance Transparent Transparent Color (Gardner) ≤8.0 8.0 Softening Point (R.&.B °C) ≥76.0 77.0 Acid Value (mgKOH/g) ≥166.0 170.0 Ash content (PCT) ≤0.020 0.010 Non saponification content (PCT) ≤5.0 4.5 Undissolvable object in alcohol (PCT) ≤0.030 0.01

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