China Hot-selling Donboiler 214 Hfc-245fa Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV Manufacturer and Supplier

Hot-selling Donboiler 214 Hfc-245fa Base Blend Polyols - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV

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We'll make each hard work to become excellent and excellent, and speed up our measures for standing from the rank of intercontinental top-grade and high-tech enterprises for Doncool 104 Hfc-245fa Base Blend Polyols, Adhesive Series, Sorbital Base, The concept of our company is "Sincerity, Speed, Service, and Satisfaction". We will follow this concept and win more and more customers' satisfaction.

Hot-selling Donboiler 214 Hfc-245fa 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

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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Our products are broadly identified and trustworthy by people and may meet continually modifying financial and social requires of Hot-selling Donboiler 214 Hfc-245fa 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: Washington, Florence, Sweden, They're durable modeling and promoting well all over the world. Under no circumstances disappearing key functions in a brief time, it's a should for you personally of fantastic quality. Guided by the principle of Prudence, Efficiency, Union and Innovation. the business make an awesome efforts to expand its international trade, raise its enterprise. rofit and improve its export scale. We are confident that we'll have a vibrant prospect and to be distributed all over the world in the years to come.

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