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
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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