Middle Viscosity Silicone Oils IOTA PDMS 201-50 - 201-1000

Description: IOTA PDMS 201-50 - 201-1000 are straight chained polydimethylsiloxane fluids.

Applications:

IOTA PDMS 201-50 A2 - 201-1000 are used as:

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

Lubricating and heat protecting agents for textile threads ( synthetic sewing threads),

Ingredients in maintenance products (polishes, wax polishes, floor and furniture polishes, etc.),

Paint additives (anti-cratering, anti-floating/flooding and anti-scratching effects, etc.),

Water repellent treatment:

-of powders (for paints and plastics),

-of fibers: glass fibers,

Release agents (mould release of plastics and metal castings),

Lubricants (lubrication of elastomers or plastics on metal),

Surfactants for styrene-butadiene foam.

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 PDMS
	201-50	201-100			201-300	201-350	201-500	201-1000
Appearance	Colorless, limpid liquid
Viscosity at 25℃, mm2/s, approx.	50	100		300		350	500	1000
Specific gravity at 25℃, approx.	0.959	0.965		0.970		0.970	0.970	0.970
Flash point (Open cup), ℃, approx.	280	≥300		≥300		≥300	≥300	≥300
Freezing point, ℃, approx.	-55	-55		-50		-50	-50	-50
Refractive index at 25℃, approx.	1.402	1.403		1.403		1.403	1.403	1.403
Surface tension at 25℃, mN/m, approx.	20.7	20.9		21.1		21.1	21.1	21.1
Vapor pressure at 200℃, Pa, approx.	1.33	1.33		1.33		1.33	1.33	1.33
Volume expansion coeff. Between 25℃ and 100℃, cm3/cm3/℃,approx.	1.05* 10-3		9.45* 10-4	9.45* 10-4		9.45* 10-4	9.45* 10-4	9.45* 10-4
Specific heat capacity between 40℃ and 200℃, J/(g.K)	1.46		1.46	1.46		1.46	1.46	1.46
Thermal conductivity, W/(m.K), approx.	0.16		0.16	0.16		0.16	0.16	0.16
Viscosity/temperature coeff. [1], approx.	0.59		0.60	0.62		0.62	0.62	0.62

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

Packaging:

IOTA PDMS 201-50-201-1000 are available in 25 and 200 kg drums, in 1000kg containers or in 20 tonnes tank.

Storage and shelf life:

When stored in its original unopened packaging at a temperature of between -20 and +50 ℃, IOTA PDMS 201-50 - 201-1000 may be stored for up to 36month from its date of manufacture (expiry date). Comply with the storage instructions and expiry date marked on the packaging.

Exceed the date, IOTA no longer guarantees that the product meets specifications.

IOTA CORPORATION LTD.

Contactor: Nathan Zhang

Add: Sunmoon industry park, 985 Xingzhong Road, Bengbu, China 233000

TeL: 0086-18119733779/0086-19805521900

Mobile/Wechat: 0086-18119733779

Skype: zhangyang8777

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Email: info@iotasilicone.com

Website: www.iotasilicone.com