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

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Along with the "Client-Oriented" enterprise philosophy, a rigorous high-quality control process, superior production products along with a robust R&D group, we constantly deliver premium quality products, exceptional solutions and aggressive costs for Pu Groutings, Pu Insulation Material, Softening Point, We sincerely welcome overseas customers to consult for the long-term cooperation and the mutual development.
High definition Donspray 502 Hcfc-141b Base Blend Polyols - 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

6

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


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Bear "Customer first, Excellent first" in mind, we operate closely with our customers and supply them with efficient and expert services for High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV , The product will supply to all over the world, such as: Myanmar, Uzbekistan, Barcelona, With many years good service and development, we have a qualified international trade sales team. Our goods have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!
  • The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
    5 Stars By Matthew Tobias from Panama - 2018.12.05 13:53
    Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
    5 Stars By Alex from Bangkok - 2017.06.25 12:48
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