China 2019 wholesale price Castable Polyurethane Prepolymer - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV Manufacturer and Supplier

2019 wholesale price Castable Polyurethane Prepolymer - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV

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2019 wholesale price Castable Polyurethane Prepolymer - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV Detail:

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

INTRODUCTION

DonFoam 812/PIR is a kind of blend polyols with hcfc-141b foaming agent, with polyol as the main raw material, mixed with special auxiliary agent, suitable for the insulation of construction, transportation, shell and other products.The polyurethane product prepared by reacting it with isocyanate has the following advantages:

1.Foam has uniform strength and dimensional stability in all directions

2.The foam products can be cut into different shapes according to the requirements of the product

3.Excellent thermal insulation performance

PHYSICAL PROPERTY

DonFoam 812/PIR

Appearance

OH value mgKOH/g

Dynamic viscosity （25℃） mPa.S

Density （20℃） g/ml

Storage temperature ℃

Storage stability ※ month

Light yellow to brown transparent liquid

150-250

200-300

1.15-1.25

10-25

RECOMMENDED RATIO

Pbw

DonFoam 812/PIR

Isocyanate

100

150-200

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

Manual Mix

High pressure

Raw Material Temperature ℃

Cream time S

Gel time S

Tack free time S

Free density Kg/m³

20-25

30-50

140-180

300-350

28-32

20-25

25-45

120-160

270-320

27-31

FOAM PERFORMANCES

Overall Molding Density

Closed-cell Rate

Initial Thermal Conductivity（15℃）

Compressive Strength

Dimensional Stability 24h -20℃

24h 100℃

Flammability

GB/T 6343

GB/T 10799

GB/T 3399

GB/T 8813

GB/T 8811

GB/T 8624

≥50 Kg/m3

≥90%

≤22mW/m.k

≥150 KPa

≤0.5%

≤1.0%

B2、B1

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Sticking to the perception of "Creating products of top of the range and earning mates with people today from all over the world", we constantly put the desire of consumers in the first place for 2019 wholesale price Castable Polyurethane Prepolymer - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV , The product will supply to all over the world, such as: Mexico, Israel, Gambia, We welcome you to visit our company & factory and our showroom displays various products that will meet your expectations. Meanwhile, it is convenient to visit our website. Our sales staff will try their best to provide you with the best services. If you need more information, please do not hesitate to contact us via E-mail, fax or telephone.

Casting Polyurethane Series Cpu

Doncool 101 Water Base Blend Polyols

Doncool 104 Hfc-245fa Base Blend Polyols

Donfoam 601 Water Base Blend Polyols

Donfoam 602 Hcfc-141b Base Blend Polyols

Donfoam 603 Ecomate Base Blend Polyols

High Hardness Two Component System

Modified Silane Rasin.Water-Stop Groutings

Pu Binder For Bonding Cork Crumb

Thermoplastic Polyurethane Series

We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!

By David Eagleson from Belgium - 2018.09.23 17:37

The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.

By Modesty from Albania - 2017.07.28 15:46

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