Gum resin also named Colophony, it is a kind of natural resin, that composed of various kinds resin acids, and having special physical and chemical properties.
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.
Grade: X, WW, WG, N, M, K
Packing: (1) Drum: Galvanized iron drum, 225kg net each drum.
(2) Bag: Intertexture or kraft paper bag, 25kg net each bag.
|
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,
(mgKOH/g), min |
166 |
165 |
164 |
Alcohol insoluble
Substance ,(%) , max |
0.03 |
0.03 |
0.04 |
Unsaponifiable
matter, (%) ,max |
5 |
5 |
6 |
|
Ash, (%) ,max |
0.02 |
0.03 |
0.04 |
Hengshui Zehao Chemicals Co., Ltd. is a professional manufacturer in chemical industrial field, specialize in chemical raw material. Our factory located in hebei province, north China.
We mainly supply various grade Gum Rosin, Coal tar, Coal Tar Pitch, Reclaimed Rubber, Coumarone Indene Resin, Paraffin Wax etc. With advanced management and persist development, Our product command a good market both at home and abroad. So far our company has established a long-term relationship with more than 20 countries and regions such as: Germany, Chile, Malaysia, India, Venezuela etc and gain good reputation.
We honesty welcome customers from all over the world to cooperate with us. We believe that can make you satisfied with our service.
