China Good Quality Polyurethane Rigid Foam - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV Manufacturer and Supplier

Good Quality Polyurethane Rigid Foam - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV

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Good Quality Polyurethane Rigid Foam - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV Detail:

Donpipe 322 HCFC-141b base blend polyols for pipeline shell

INTRODUCTION

DonPipe 322 is a kind of blend polyols with hcfc-141b as foaming agent, taking polyol as the main raw material, mixing with a special auxiliary. This material suitable for outer thermal insulation shells which are used for water, oil and gas pipelines .The polyurethane product prepared by reacting it with isocyanate has the following advantages:

– good compressive strength and dimensional stability

– high close-cell rate and good waterproof performance

– good insulation performance

PHYSICAL PROPERTY

DonPipe 322

Appearance

Hydroxyl value mgKOH/g

Dynamic viscosity （25℃） mPa.S

Density （20℃） g/ml

Storage temperature ℃

Storage stability months

Light yellow transparent viscous liquid

200-400

1.1-1.16

10-25

RECOMMENDED RATIO

Pbw

DonPipe 322

Isocyanate

100

120-160

TECHNOLOGY AND REACTIVITY (the exact value varies depending on processing conditions)

Manual mix

High pressure

Raw material temperature ℃

CT S

GT S

TFT S

Free density Kg/m³

20-25

7-15

30-50

40-60

25-30

20-25

6-12

20-40

30-50

25-30

FOAM PERFORMANCES

old density

Close-cell rate

Thermal conductivity （10℃）

Compression strength）

Dimensional stability 24h -20℃

24h 100℃

Flammability

GB/T 6343

GB/T 10799

GB/T 3399

GB/T 8813

GB/T 8811

GB/T 8624

≥50Kg/m3

≥90%

≤22mW/m.k

≥150 KPa

≤0.5%

≤1.0%

B3、B2、B1

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Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" as well as the theory of "quality the basic, have confidence in the very first and management the advanced" for Good Quality Polyurethane Rigid Foam - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV , The product will supply to all over the world, such as: azerbaijan, Swansea, Sri Lanka, We attained ISO9001 which provides solid foundation for our further development. Persisting in "High quality, Prompt Delivery, Competitive Price", we have established long-term cooperation with clients from both overseas and domestically and get new and old clients' high comments. It is our great honor to meet your demands. We are sincerely expecting your attention.

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Managers are visionary, they have the idea of "mutual benefits, continuous improvement and innovation", we have a pleasant conversation and Cooperation.

By Katherine from Georgia - 2018.12.22 12:52

We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.

By Elsa from Norway - 2017.10.25 15:53

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