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High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV

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  • High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV

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Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" plus the theory of "quality the basic, have faith in the main and management the advanced" for Rigid Foams Series, Hockey Court, Modified Silane Rasin.Water-Stop Groutings, should you have any query or wish to place an initial order please do not hesitate to contact us.
High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV Detail:

Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam

INTRODUCTION

DonFoam 822/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 .This material is specially developed for continuous line .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

Free density  Kg/m3

20-25

20-50

160-300

40-50

20-25

15-45

140-260

40-50

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

 ≥40 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 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV detail pictures

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Our solutions are broadly acknowledged and dependable by users and may meet consistently developing economic and social requires for High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV , The product will supply to all over the world, such as: Johor, Qatar, Costa rica, By integrating manufacturing with foreign trade sectors, we can offer total customer solutions by guaranteeing the delivery of right items to the right place at the right time, which is supported by our abundant experiences, powerful production capability, consistent quality, diversified product portfolios and the control of the industry trend as well as our mature before and after sales services. We'd like to share our ideas with you and welcome your comments and questions.

    • The customer service staff's attitude is very sincere and the reply is timely and very detailed, this is very helpful for our deal,thank you.
    5 Stars By Elsie from Rwanda - 2017.05.21 12:31
    This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
    5 Stars By Alice from Muscat - 2018.11.06 10:04
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