Methyl Silicone Oil IOTA 201(PDMS)-iota

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Methyl Silicone Oil IOTA 201(PDMS)

Description: IOTA 201 is a straight chained polydimethylsiloxane fluids.

Applications:
Thermostatic fluids (-50℃ to +200℃);
Anti-blotting products for photocopying machines;
Thinning and plastifying agents for RTV’s and silicone sealants;
Raw material for Antifoam;
Release agents (mould release of plastics and metal castings);
HCR application to reduce hardness

Properties:
Very good resistance to high and low temperature;
Good combustion resistance;
Low surface tension;
High compressibility;
Absence of ageing upon exposure to atmospheric agents;
Good oxidation resistance;
Little change in viscosity with temperature;
Good resistance to high and prolonged shear stress.

Technical index:

Properties	IOTA 201(PDMS)
	201-50	201-100		201-300	201-350	201-500	201-1000
Appearance	Colorless, limpid liquid
Viscosity (25℃, mm2/s)	50	100	300		350	500	1000
Specific gravity (25℃)	0.959	0.965	0.970		0.970	0.970	0.970
Flash point (℃)	280	≥300	≥300		≥300	≥300	≥300
Freezing point (℃)	-55	-55	-50		-50	-50	-50
Refractive index (25℃)	1.402	1.403	1.403		1.403	1.403	1.403
Surface tension (25℃, mN/m)	20.7	20.9	21.1		21.1	21.1	21.1
Vapor pressure (200℃, Pa)	1.33	1.33	1.33		1.33	1.33	1.33

[1] Viscosity/temperature coefficient =1-（Viscosity at 99℃/Viscosity at 38℃）

Packaging: 200 kg /drums or 1000kg /IBC.

Storage and shelf life:
When stored in its original unopened packaging at a temperature of between -20 and +50 ℃, IOTA 201 may be stored for up to 36 month from its date of manufacture (expiry date). Comply with the storage instructions and expiry date marked on the packaging.

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Methyl Silicone Oil IOTA 201(PDMS)

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