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Manufacturer for Pu Binder For Bonding Scrap Foam - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV

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  • Manufacturer for Pu Binder For Bonding Scrap Foam - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV

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Manufacturer for Pu Binder For Bonding Scrap Foam - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV Detail:

Donpipe 302 HCFC-141b base blend polyols for pipeline insulation

INTRODUCTION

This product is a type of blend polyols premixed with HCFC-141B, which 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 are as follows:

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

(2) excellent low temperature dimensional stability

PHYSICAL PROPERTY

Appearance               

Light yellow to brown transparent liquid
Hydroxyl value            mgKOH/g

300-450
Dynamic viscosity（25℃）   mPa.S

200-500
Density    （20℃）         g/ml

1.10-1.16
Storage temperature           ℃

10-25
Storage stability             month

6

TECHNOLOGY AND REACTIVITY (Component temperature is 20℃, the actual value is varied according to pipe diameter and processing condition.)

 

Manual mixing

High pressure machine
Ratio（POL/ISO）

1:1.10-1.1.60

1:1.10-1.60
Rise time                   s

20-40

15-35
Gel time                     s

80-200

80-160
Tack free time                s

≥150

≥150
Free density              kg/m3

25-40

24-38

FOAM PERFORMANCES

Mold density GB 6343 55-70kg/m3
Closed-cell rate GB 10799

≥90%
Thermal conductivity     （15℃） GB 3399

≤24mW/(m.K)
Compression strength GB/T8813 ≥200kPa
Water absorption GB 8810

≤3（V/V）%
Dimensional stability 24h  -30℃

GB/T8811

 ≤1.0%

                  24h  100℃

≤1.5%

The data provided above are typical value, which are tested by our company. For our company’s products, the data included in the law do not have any constraints.

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Manufacturer for Pu Binder For Bonding Scrap Foam - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV detail pictures

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"Quality to start with, Honesty as base, Sincere company and mutual profit" is our idea, as a way to build constantly and pursue the excellence for Manufacturer for Pu Binder For Bonding Scrap Foam - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV , The product will supply to all over the world, such as: Finland, kazakhstan, New York, Welcome to visit our company, factory and our showroom where displays various products that will meet your expectation. Meanwhile, it is convenient to visit our website, and our sales staff will try their best to provide you the best service. Please contact us if you need more information. Our aim is to help customers realize their goals. We are making great efforts to achieve this win-win situation.

    • It's really lucky to find such a professional and responsible manufacturer, the product quality is good and delivery is timely, very nice.
    5 Stars By Matthew from Hamburg - 2017.08.18 11:04
    Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces，a nice business partner.
    5 Stars By Salome from Serbia - 2017.09.26 12:12
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