China Hot New Products Casting Polyurethane Series Cpu - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV Manufacturer and Supplier

Hot New Products Casting Polyurethane Series Cpu - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV

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The really abundant projects administration experiences and just one to one particular provider model make the substantial importance of organization communication and our easy understanding of your expectations for Dwpu-101 Hydrophilic Groutings, Modified Silane Sealant, Doncool 104m Hfc-245fa/Cp Base Blend Polyols, Welcoming interested companies to cooperate with us, we look forward to having the opportunity of working with companies around the world for joint growth and mutual success.

Hot New Products Casting Polyurethane Series Cpu - 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

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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We can easily usually fulfill our respected customers with our very good top quality, very good price tag and excellent support due to we have been more expert and much more hard-working and do it in cost-effective way for Hot New Products Casting Polyurethane Series Cpu - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV , The product will supply to all over the world, such as: Las Vegas, India, Seychelles, we rely on own advantages to build a mutual-benefit commerce mechanism with our cooperative partners. As a result, we have gained a global sales network reaching the Middle East, Turkey, Malaysia and Vietnamese.

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