olydiethylsiloxances( spindle oil GF2, Looming machine oil GF3) CAS NO.63148-61-8

Polydiethylsiloxances

diethylsilicone oil

Product Name:Polydiethylsiloxances( spindle oil GF2, Looming machine oil GF3)

Cas No.:63148-61-8

Molecular Formula: C₄H₁₂O₂Si

Molecular structure

C₂H₅

 ┃

 [━Si━Ｏ━ ]n

┃

C₂H₅

 (GF-2):

Appearance: pale yellow liquid

Proportion（D204）: 0.95-0.98

Viscosity20℃（C.S.T）:  16-21(50℃)

Flashing point(open cup，℃): >150

PH:  <0.1

Acid KOH mg/g:  <0.1

SiO₂ (％): 56-60

Ethoxy (％) : 0.5max

Water(％): <0.01

 (GF-3):

Appearance: pale yellow liquid

Proportion（D204）: 0.98-1.02

Viscosity20℃ （C.S.T）: 700-1500

Flashing point (open cup，℃): >220

PH : <0.2

Acid  KOH mg/g: <0.2

SiO₂ (％): 58-62

Ethoxy (％) : 0.5max

Water(％):  <0.01