Class A WW gum rosin/resin/colophony used in paper / price gum rosin /natural gum rosin ww grade
Specifications
gum rosin is important raw materials for the manufactire of Soap, Paper, Paint, Rubber, Resin, Electric and Synthetic Orgainc.
Grade | X | WW | WG | N | M | K |
Appearance | Transparent Solid | |||||
Color | slightly | pale | yellow | deep | yellow | yellow |
Correspond to the Standard Glass Color Piece of Rosin | ||||||
Softening Point | 76 | 75 | 74 | |||
Acid Value, | 166 | 165 | 164 | |||
Alcohol insoluble | 0.03 | 0.03 | 0.04 | |||
Unsaponifiable | 5 | 5 | 6 | |||
Ash, (%) ,max | 0.02 | 0.03 | 0.04 | |||
2. Properties and uses:
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. So it is an important raw material for the production of paper, coatings, inks, rubber, soaps, electronic industrial products, food grade ester gum, rosin ester resins etc.
3. Packing:
(1) Drum: Galvanized iron drum, 225kg net each drum.
(2) Bag: Intertexture or kraft paper bag, 25kg net each bag.
4. Technical specification:
The above technical specification (GB 8145-87) is the national standard of People's Republic of China. If there are changes, the latest specification will be executed and assured by contract.
Specifications
Color: Slight yellow
Solid resinous
Usage: Adhesives, Rubber Compounds,Ink, Painting
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Gum rosin grade | color | slftenning point | Acid No. | Unsaponifiable matter | Alcohol insuluble material | Ash(%)max |
X | slightly yellow | 76degree | 166min. | 5%max | 0.03%max | 0.02 |
WW | pale yellow | 76degree | 166min. | 5%max | 0.03%max | 0.02 |
WG | yellow | 75degree | 165min. | 5%max | 0.03%max | 0.03 |
N | deep yellow | 75degree | 165min. | 5%max | 0.03%max | 0.03 |
M | yellow brown | 74degree | 164min. | 6%max. | 0.04%max | 0.04 |
K | yellow red | 74degree | 164min. | 6%max. | 0.04%max | 0.04 |
hy68
Packing: In net 25kg PP woven PE lining bag or 25kg craft paper bag, 17MT/20'FCL
Delivery Detail: | within 10days after receiving workable payments |
Documents can be sent through DHL FEDEX TNT,etc.
We are professional manufacturer and exporter. With best quality and best service.
1.Payments accept: TT or LC at siht,
2.Delivry time: 6-7days,
3.MOQ:16.5tons