Products Description
Our Advantage
Laboratory
Ecopower has 15 years of industry experience, The technicians have eight years of strong technology and rich management experience.
We can provide many feasible solutions based on different problems.
Factory
Ecopower covering an area of 24,000 square meters.
In the production process, we have a complete set of equipment, strict quality control to achieve the purpose of reducing customer costs, So as to improve customer satisfaction
warehouse
Ecopower professional in logistics and after-sales service, and has 8 warehouses in China.
After closing with the customer, we can guarantee supply, timely delivery arrangements.
WW Grade
Gum Rosin Colophony Rosin
Transparent Light Yellow Block
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 | Pinus Masoniana Rosin | ||||
Super Grade X | 1ST Grade WW | 2ND Grade WG | |||
Appearance&Color | Transparent light yellow | Transparent 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 | ||
Specifications | Pinus Elliottii Rosin | ||||
Super Grade X | 1ST Grade WW | 2ND Grade WG | |||
Appearance&Color | Transparent light yellow | Transparent yellow | |||
Softening Point (R&B)oC | ≥76 | ≥76 | ≥76 | ||
Acid value.(mg KOH/g) | ≥165 | ≥165 | ≥164 | ||
Unsop.matter（%） | ≤8.0 | ≤8.0 | ≤8.0 | ||
Alcohol Insol.Sustance(%) | ≤0.03 | ≤0.03 | ≤0.03 | ||
Ash(%) | ≤0.02 | ≤0.02 | ≤0.02 | ||
Application
Sizing Material
Uses In Various Industries
Related Products
Packing And Shipping
1. Packing: 225kg/galvanized iron drums;25kg/paper bag per custom requirement.
2. Storage: Kept in a low temperature, dry and ventilated place, avoid direct sunlight.
3. Shelf life: One year in ventilating, cool and dry area.
2. Storage: Kept in a low temperature, dry and ventilated place, avoid direct sunlight.
3. Shelf life: One year in ventilating, cool and dry area.
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