China China wholesale Quasi Mdi-Terminated System Mdi - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV Manufacturer and Supplier

China wholesale Quasi Mdi-Terminated System Mdi - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV

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China wholesale Quasi Mdi-Terminated System Mdi - 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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Sticking to the belief of "Creating products of high quality and making friends with people from all over the world", we always put the interest of customers in the first place for China wholesale Quasi Mdi-Terminated System Mdi - Donpipe 322 HCFC-141b base blend polyols for pipeline shell – INOV , The product will supply to all over the world, such as: Swedish, Myanmar, Rome, We've got won a good reputation among overseas and domestic clients. Adhering to the management tenet of "credit oriented, customer first, high efficiency and mature services", we warmly welcome friends from all walks of life to cooperate with us.

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This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!