Ww Grade Wood Rosin for Coating

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Basic Info

Place of Origin:	China
Payment Type:	L/C, T/T

Product Description

t is a kind of natural resin, that composed of various kinds resin acids, and having special physical and chemical properties.

Main Applications
It is an important raw material for the manufacture of adhesive, coating, inks, rubber, soaps, paper etc.

Technical Data Sheet

Parameter	Grade
Standard: GB8145-87	X	WW	WG
APPEARANCE	Transparent	Transparent	Transparent
COLOR	Light Yellow	Pale Yellow	Yellow
SOFTENING POINT(R&B)°C	77.0	76.0	75.0
ACID NUMBER(mg KOH / g)≥	166.0	166.0	164.0
UNSAPONIFIABLE MATTER % ≤	5.0	5.0	5.0
ETHANOL INSOLUBLES % ≤	0.030	0.030	0.030
ASH CONTENT % ≤	0.020	0.020	0.020

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