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.
Grade: X, WW, WG, N, K, M.
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Items
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Gum rosin WW grade
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Colour
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Light Yellow
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Appearance
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Transparent Solid
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Softening Point (R.&.B °C) Min
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76
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Acid Number (mgKOH/g) Min
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166
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Unsaponifiable matters % Max
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5
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Insoluble in Ethanol % Max
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0.03
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Ash Content % Max
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0.02
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