China Chinese Professional Pu System For Pipeline Insulation - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV Manufacturer and Supplier

Chinese Professional Pu System For Pipeline Insulation - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV

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Chinese Professional Pu System For Pipeline Insulation - 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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Every member from our high efficiency sales team values customers' needs and business communication for Chinese Professional Pu System For Pipeline Insulation - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV , The product will supply to all over the world, such as: Puerto Rico, Vancouver, Romania, We have top engineers in these industries and an efficient team in the research. What is more, we have our own archives mouths and markets in China at low cost. Therefore, we can meet different inquiries from different clients. Please find our website to check more information from our products.

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The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.

By Irene from Cancun - 2018.12.11 11:26

We have been engaged in this industry for many years, we appreciate the work attitude and production capacity of the company, this is a reputable and professional manufacturer.

By Matthew from Botswana - 2018.12.10 19:03

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