WW Grade Gum rosin 1. good appearance and good effect 2. competitive price based on big quantity 3. on time delivery

WW Grade Gum rosin 

1.Soft point 166-170

HS Code: 3806101000

2.

Gum rosin for coatings WW Grade Appearance: Transparent Color(species standard); Light yellow USAGE: Paint, ink, rubber, paper, soap, PACKAGE: 225kg galvanized drum; 18MTs/20'ft. 3.

Rosin (also known as colophony) is a solid resinous material obtained from the oleoresin (tree sap) of live pine trees (called gum rosin), the stump wood of dead pine trees by solvent extraction (called wood rosin), and in the pulp paper recovery process (called tall oil rosin). 4.

USAGE: The rosin is used directly in the manufacturing of adhesives, inks, rubber compounds, paints & coatings, etc., or modified as resins to give more specific characteristics to the rosin to improve or change their stability, aging, color, tackiness, and so forth to be used in the above-mentioned products.

5.

 Specification:

 

Item	Grade
	X	WW	WG
Appearance	Transparent
Color	Slightly yellow	Pale yellow	Yellow
Softening point(R and B)° C≥	76	76	74
Acid value, mgKOH/g≥	166	165	164
Non-saponifiable content%≤	5	5	6
Impurity content%≤	0.03	0.03	0.04
Ash content%≤	0.02	0.03	0.04

6.

PACKAGE: 225kg galvanized drum or 25kg bag

Welcome to your inquiry!

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WW Grade Gum Rosin