2019 Good Quality Thermoplastic Polyurethane Resin - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV

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2019 Good Quality Thermoplastic Polyurethane Resin - 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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2019 Good Quality Thermoplastic Polyurethane Resin - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV detail pictures


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We have now probably the most innovative production equipment, experienced and qualified engineers and workers, regarded high quality control systems and also a friendly expert income team pre/after-sales support for 2019 Good Quality Thermoplastic Polyurethane Resin - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV , The product will supply to all over the world, such as: Saudi Arabia, Liverpool, luzern, Our tenet is "integrity first, quality best". We have confidence in providing you with excellent service and ideal products. We sincerely hope we can establish win-win business cooperation with you in the future!
  • In China, we have many partners, this company is the most satisfying to us, reliable quality and good credit, it is worth appreciation.
    5 Stars By Evelyn from Cannes - 2017.09.26 12:12
    The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.
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