China Top Qualified Grade Ww Gum Rosin, Find details about China Gum Rosin, Resin from Top Qualified Grade Ww Gum Rosin
Specifications
Grade | X | WW | WG | N | M | K |
Appearance | Transparent Solid | |||||
Color | slightly yellow | pale yellow | yellow | deep yellow | yellow brown | yellow red |
| Correspond to the Standard Glass Color Piece of Rosin | |||||
Softening Point (R&B),°C, min | 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 |
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.
Packing:
(1) Drum: Galvanized iron drum, 225kg net each drum.
(2) Bag: Intertexture or kraft paper bag, 25kg net each bag.
FAQ
Q: Are you factory / manufacturer or Trade company?
A: We are direct factory manufacturer who owns production lines and workers,we can guarantee our price is first-hand,high quality and competitive price.
Q: How does your factory control the quality?
A: We have strict quality control system and advanced production technology, the rich production experience, guarantees the product quality.
Q: Are your samples free or need cost?When can i get the sample?
A: As usual we offer free samples, but you should pay the fee of freight, 3-7 working days to reach you.
Q: When can I get the price?
A: We usually quote within 10 hours after we get your inquiry.
Q: What's your payment terms?
A: T/T, L/C at sight, Western Union, etc.