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High reputation Castable Polyurethane Shoe Mould Prepolymer - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV

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  • High reputation Castable Polyurethane Shoe Mould Prepolymer - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV

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Our development depends on the advanced equipment, excellent talents and continuously strengthened technology forces for Tdi Prepolymerppg, Mdi Prepolymer, Shoe Sole, Together with the everlasting target of "continuous top quality improvement, customer satisfaction", we have been sure that our products high quality is stable and trustworthy and our solutions are best-selling at your home and overseas.
High reputation Castable Polyurethane Shoe Mould Prepolymer - 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.

Product detail pictures:

High reputation Castable Polyurethane Shoe Mould Prepolymer - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV detail pictures

Related Product Guide:
Bear "Customer first, Excellent first" in mind, we operate closely with our customers and supply them with efficient and expert services for High reputation Castable Polyurethane Shoe Mould Prepolymer - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV , The product will supply to all over the world, such as: Morocco, Iran, Brisbane, If any item be of interest to you, please let us know. We will try our best to satisfy your requirements with high quality products, the best prices and prompt delivery. Please feel free to contact us at any time. We will reply you when we receive your inquiries. Please note that samples are available before we start our business.

    • This supplier's raw material quality is stable and reliable, has always been in accordance with the requirements of our company to provide the goods that quality meet our requirements.
    5 Stars By lucia from Ottawa - 2018.09.16 11:31
    This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
    5 Stars By Adelaide from Egypt - 2018.09.21 11:44
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