Comprehensive Specifications of Gum Rosin
Gum Rosin is a natural solid resin obtained from the distillation of pine tree oleoresin. It is a transparent to semi-transparent brittle solid, typically yellow to amber in color, with excellent tackifying, adhesive, and film-forming properties. Gum Rosin is widely used as a raw material in adhesives, printing inks, rubber, paints, coatings, paper sizing, soap, and other industrial applications.
Our Gum Rosin is carefully processed and graded to meet international market requirements. It offers consistent quality, stable performance, and reliable purity, making it suitable for export and industrial-scale manufacturing.
Product Specifications
| Item | Specification |
|---|---|
| Product Name | Gum Rosin |
| Appearance | Transparent to semi-transparent solid |
| Color | Pale yellow to amber |
| Grade | WW |
| Softening Point | 76°C – 85°C |
| Acid Value | 165 – 175 mg KOH/g |
| Ash Content | Max. 0.05% |
| Insoluble Matter in Alcohol | Max. 0.03% |
| Moisture Content | Max. 0.2% |
| Specific Gravity | Approx. 1.07 – 1.09 |
| Main Composition | Resin acids, mainly abietic acid |
| Odor | Characteristic resin odor |
| Solubility | Soluble in alcohol, ether, benzene, turpentine, and organic solvents |
| HS Code | Commonly classified under HS Code 3806.10 |
Applications
Gum Rosin is commonly used in:
- Adhesives and hot-melt glue
- Printing inks
- Rubber and tire industries
- Paints, varnishes, and coatings
- Paper sizing agents
- Soap and detergent production
- Soldering flux
- Road marking paint
- Chewing gum base and food-grade derivatives, subject to further refinement and certification
Packaging
Standard export packaging:
225 kg galvanized steel drum
or
25 kg kraft paper bag, depending on buyer requirement.
Custom packaging is available upon request.
Storage and Handling
Store Gum Rosin in a cool, dry, and well-ventilated area. Keep away from heat, flame, direct sunlight, and strong oxidizing agents. The product should be kept sealed when not in use to maintain quality and prevent contamination.
Shelf Life
Recommended shelf life is 12 months from the production date when stored under proper storage conditions.
Export Statement
Our Gum Rosin is supplied under strict quality control to ensure consistency, purity, and compliance with international trade standards. Each shipment can be supported with export documents such as Commercial Invoice, Packing List, Certificate of Origin, Bill of Lading, and Certificate of Analysis, depending on buyer and destination country requirements.
Professional Short Version
Gum Rosin is a high-quality natural resin derived from pine tree oleoresin. It is widely used in adhesives, printing inks, rubber, coatings, paper sizing, and various industrial applications. With stable acid value, good softening point, low ash content, and excellent solubility in organic solvents, our Gum Rosin is suitable for export markets and industrial manufacturing requirements.
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