Resin Chemicals Co., Ltd


Gum rosin
    Publish time 2018-08-28 16:38    

     Gum rosin    

Description:

Gum rosin is a kind of natural resin, mainly composed of various kinds of resin acid, 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. 


Specifications
:

Grade

REFINED Gum rosin

X

WW

WG

N

M

K

Appearance

Transparent Solid

Color

Light 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


Forms and Packaging
:

(1) Drum: Galvanized iron drum, 225kgs net each drum.

(2) kraft paper bag or plastic intertexture bag, 25kgs net each bag

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