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High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV

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  • High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV

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We usually believe that one's character decides products' high quality, the details decides products' excellent ,with the REALISTIC,EFFICIENT AND INNOVATIVE staff spirit for Pu Binder For Wet Pour Flooring, Ms Resin920r, Molded Foam, Welcome to create the well and extensive standing business enterprise interactions with our business to produce a superb potential jointly. customers' pleasure is our eternal pursuit!
High definition Donspray 502 Hcfc-141b 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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High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV detail pictures

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We aim to find out quality disfigurement from the production and supply the best service to domestic and overseas customers wholeheartedly for High definition Donspray 502 Hcfc-141b 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: Bangkok, Belarus, Benin, Our company will continue to adhere to the " superior quality, reputable, the user first " principle wholeheartedly. We warmly welcome friends from all walks of life to visit and give guidance, work together and create a brilliant future!

    • Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
    5 Stars By Dawn from Bhutan - 2018.02.04 14:13
    We always believe that the details decides the company's product quality, in this respect, the company conform our requirements and the goods are meet our expectations.
    5 Stars By Odelia from Cancun - 2018.06.30 17:29
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