Polyether Polyol Used for Pipe Insulation

polyether polyol used for pipe insulation is specially researched for rigid PUF to produce thermal insulation pipes.
Polyether Polyol Used for Pipe Insulation with high strength,high temperature resistance,fine dimensional stability,excellent thermal insulation,good mechnical strength,Freon free and pro-environment.
It is water based system which is ready system contains polyether polyols, silicone surfactant, catalysts and water.
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Description

Polyether Polyol Used for Pipe Insulation is specially researched for rigid PUF to produce thermal insulation pipes. It is widely used in steam pipes, liquefied nature gas running pipes, oil pipes and other fields. The characteristics of Polyether Polyol Used for Pipe Insulation are as follows:

(1) good flowability, by regulating formula to suit different pipe diameters.

(2) high temperature-resistance performance, long standing in 150℃

(3) excellent low temperature dimensional stability

 

Polyether polyol used for pipe insulation is one of the components of polyurethane foams, Polyurethane foam is produced by reacting two liquid chemicals, an isocyanate and a polyol to form a solid blown matrix. The inclusion of a blowing agent into one of the liquid streams expands the polymer matrix during the change from liquid to solid. Hence, a solid foam is obtained. The chemical reaction is controlled according to the choice of manufacturing process together with a selection of further additives and catalysts. In pre-insulated pipes, rigid polyurethane foam is the material of choice due to the compelling combination of insulation excellence and mechanical properties.

 

The polyurethane foams are materials wrapped around the pipe which retard the flow of heat energy.

Polyurethane foam helps maintain a warmer pipe temperature to avoid heat loss in pipes and prevent freezing or cracking in cold climates.

Pipe insulation reduces energy losses to a great extent and thereby reduce energy cost.

The insulation of pipes is one of the most commonly used materials in buildings and industrial structures, has a high impact on energy savings.

The thermal conductivity coefficient value of polyurethane foam is lower than other insulation materials such as wood, rock wool and polystyrene, thanks to the high closed cell amount of rigid polyurethane foams.

Therefore, the thermal insulation by rigid polyurethane foams is much higher than other insulation materials.

 

In pre-insulated pipes, rigid polyurethane foam is the material of choice due to the compelling combination of insulation excellence and mechanical properties.

Fuctions

product-720-900

 

Functions of Rigid Foam Polyether polyol for Pipe Insulation serves three principal purposes:

 

1,Hot Insulation: the significant reduction in heat transfer of thermal energy to and from the surface of the piping system. So, piping insulation conserves energy.

2,Cold insulation: the prevention of moisture formation and collection on the surface of the piping system due to condensation on cold surfaces.

3,Personal Protection: the prevention of potentially injurious personnel contact with the surface of the exposed piping system.

Main item

BQ8017 is a kind of  Polyether Polyol Used for Pipe Insulation

BQ8017 Polyether Polyol Used for Pipe Insulation has the features as bellow:

Water blown,

ozone depletion is 0, green;

excellent flow properties,

good density,

flow properties than ordinary pipe system well over 10% of the blowing agent;

excellent physical properties of the foam,

through the national resistance to creep;

no situation brittle foam shrinkage,

good adhesion with out pipe for protecting.

 

Typical Properties of the polyether polyol used for pipe insulation as bellow:

 

Typical Properties

Item No.

BQ8017

BQ8018

BQ8019

BQ8020

BQ8021

Product type

Water pipe

Pentane pipe

HFC pipe

Water spray pipe

HFC spray pipe

Types of blowing agent

H₂O

CH

HFC-245fa/HFC-365mfc

H₂O

HFC-245fa/HFC-365mfc

Production process

Pouring

Pouring

Pouring

Spray

Spray

POL:ISO

100:130-160

100:100-160

100:100-160

100:130-160

100:130-160

Appearance

Pale-yellow to brownish-yellow liquid

Pale-yellow to brownish-yellow liquid

Pale-yellow to brownish-yellow liquid

Pale-yellow to brownish-yellow liquid

Pale-yellow to brownish-yellow liquid

Temperature/°C

18-25

18-25

18-25

18-25

18-25

Gream time/S

15-60

15-60

15-60

4-10

4-10

Gel time/s

70-260

70-260

70-260

12-30

12-30

Free foam density/Kg/m

30-40

24-35

24-40

38-65

38-65

Molding foam density/Kg/m

≥60

≥50

≥60

≥60

≥60

Thermal Conductivty /W/m.k

≤0.033

≤0.033

≤0.033

≤0.033

≤0.033

 

Handling

Avoid contact with skin and eyes.

Avoid inhalation of vapour or mist.

Keep away from sources of ignition - No smoking.

Take measures to prevent the build up of electrostatic charge.

Packing

Polyether Polyol Used for Pipe Insulation packed in galvanized steel drum; each drum is 200kg in net weight.

Pallet tank, box-type container, or car tank also can be accepted

Need pay attention to ventilation, coolness, and dryness, avoid sunlight and rain, and keep away from water and heat source,during the storage and transportation.

 

product-500-500
product-500-500
product-500-500
product-500-500
 
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