Factory wholesale Donfoam 603 Ecomate Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV

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Factory wholesale Donfoam 603 Ecomate Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV Detail:

Donfoam 812 HCFC-141B base blend polyols for block foam

INTRODUCTION

Donfoam 812 blend polyether polyols used for produce PUR block foam. The foam has uniform cell , low thermal conductivity, thermal insulation performance is good, flame retardant performance is good, low temperature no shrinking crack etc.

Widely used in the process of all kinds of insulation work such as: building external wall, cold storage, tanks, large pipes etc.

PHYSICAL PROPERTY

Appearance

Dynamic viscosity (25℃)      mPa.S

Density (20℃)              g/ml

Storage temperature              ℃

Storage stability                 month

Light yellow to brown transparent liquid

250±50

1.17±0.1

10-25

6

RECOMMENDED RATIO

Items

PBW

Blend Polyether Polyol

Isocyanate

100

130

TECHNOLOGY AND REACTIVITY (the exact value varies depending on processing conditions)

 

Manual Mixing

Raw Material Temperature   ℃

Mould Temperature        ℃

CT                       s

GT                       s

TFT                      s

Free Density            kg/m3

20-25

Ambient Temperature(15-45℃ )

35-60

140-180

240-260

26-28

FOAM PERFORMANCES

Item

Test Standard

Specification

Overall Molding Density

Molding Core Density

GB 6343

40-45kg/m3

38-42kg/m

Closed-cell Rate

GB 10799

≥90%

Initial Thermal Conductivity(15℃)

GB 3399

≤24mW/(m.K)

Compressive Strength

GB/T8813

≥150kPa

Dimensional Stability  

                    24h      -20℃

                    RH90     70℃   

GB/T8811

≤1%

≤1.5%

Water Absorption Rate

GB 8810

≤3%

Flammability

ASTM E84

Class A


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Factory wholesale Donfoam 603 Ecomate Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV detail pictures


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We're commitment to offer you the aggressive cost ,superb products and solutions top quality, too as fast delivery for Factory wholesale Donfoam 603 Ecomate Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV , The product will supply to all over the world, such as: Madagascar, Chile, Naples, We have a large share in global market. Our company has strong economic strength and offers excellent sale service. We have established faith, friendly, harmonious business relationship with customers in different countries. , such as Indonesia, Myanmar, Indi and other Southeast Asian countries and European, African and Latin American countries.
  • In our cooperated wholesalers, this company has the best quality and reasonable price, they are our first choice.
    5 Stars By Evangeline from Kenya - 2017.06.25 12:48
    Adhering to the business principle of mutual benefits, we have a happy and successful transaction, we think we will be the best business partner.
    5 Stars By Martin Tesch from Germany - 2017.08.18 11:04
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