2019 wholesale price Castable Polyurethane Prepolymer - Donpipe 301 water base blend polyols for pipeline insulation – INOV

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2019 wholesale price Castable Polyurethane Prepolymer - Donpipe 301 water base blend polyols for pipeline insulation – INOV Detail:

Donpipe 301 water base blend polyols for pipeline insulation

INTRODUCTION

This product is a type of blend polyols with water as foaming agent, 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) high temperature-resistance performance, long standing in 150℃

(3) excellent low temperature dimensional stability

PHYSICAL PROPERTY

Appearance               

Light yellow to brown transparent liquid

Hydroxyl value            mgKOH/g

250-450

Dynamic viscosity(25℃)   mPa.S

300-600

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)

1:1.40-1.1.60

1:1.40-1.60

Rise time                   s

20-40

15-35

Gel time                 s

80-200

80-160

Tack free time             s

≥150

≥150

Free density            kg/m3

34.0-36.0

33.0-35.0

FOAM PERFORMANCES

Mold density GB 6343 60-80kg/m3
Closed-cell rate GB 10799

≥90%

Thermal conductivity     (15℃) GB 3399

≤33mW/(m.K)

Compression strength GB/T8813 ≥250kPa
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 wholesale price Castable Polyurethane Prepolymer - Donpipe 301 water base blend polyols for pipeline insulation – INOV detail pictures


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We always continually provide you with the most conscientious customer service, and the widest variety of designs and styles with finest materials. These efforts include the availability of customized designs with speed and dispatch for 2019 wholesale price Castable Polyurethane Prepolymer - Donpipe 301 water base blend polyols for pipeline insulation – INOV , The product will supply to all over the world, such as: Japan, Mali, Swiss, The president and all the company members would like to provide qualified goods and services for customers and sincerely welcome and cooperate with all native and foreign customers for a bright future.
  • This is a very professional wholesaler, we always come to their company for procurement, good quality and cheap.
    5 Stars By Grace from Liberia - 2018.12.11 14:13
    The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Irma from Czech republic - 2017.11.12 12:31
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