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High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV

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  • High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV
  • High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV

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Our primary goal is to offer our clients a serious and responsible business relationship, providing personalized attention to all of them for Donfoam 602 Hcfc-141b Base Blend Polyols, Processing Temperature, Ms Polymer, "Making the Products of High Quality" is the eternal goal of our company. We make unremitting efforts to realize the goal of "We Will Always Keep in Pace with the Time".
High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV Detail:

Donpanel 412 HCFC-141b base blend polyols for PUR

INTRODUCTION

DonPanel 412 blend polyols is a compound which consists of polyether polyols, surfactants, catalysts and flame retardant in a special ratio. The foam has good thermal insulation property, light in weight, high compression strength and flame retardant and other advantages. It is widely used to produce sandwich plates, corrugated plates etc, which applies to make cold stores, cabinets, portable shelters and so on.

PHYSICAL PROPERTY

Appearance                

Light yellow transparent viscous liquid

Hydroxyl value                   mgKOH/g

300-360

Dynamic viscosity  （25℃）      mPa.S

3000-4000

Density    （20℃）              g/ml

1.05-1.16

Storage temperature                ℃

10-25

Storage stability                   month

6

RECOMMENDED RATIO

Raw materials

pbw

blend polyols

100

Isocyanate

100-120

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

items

Manual mixing

High Pressure Machine
Raw material temperature     ℃

20-25

20-25
Moulding temperature    ℃

35-45

35-45
Cream time    s

30-50

30-50
Gel time      s

120-200

70-150
Free density  kg/m3

24-26

23-26

MACHINERY FOAM PERFORMANCES

Moulding density

GB 6343

≥38kg/m3
Closed-cell rate

GB 10799

≥90%
Thermal conductivity（15℃）

GB 3399

≤22mW/(m.K)

Compression strength

GB/T 8813

≥140kPa
Dimensional stability   24h  -20℃

 

GB/T 8811

≤1%

24h  100℃

≤1.5%
Flammability（Oxygen Index）

GB/T8624

>23.0
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High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV detail pictures

High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV detail pictures

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Assume full duty to satisfy all demands of our clients; reach steady advancements by marketing the development of our purchasers; grow to be the final permanent cooperative partner of clientele and maximize the interests of customers for High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV , The product will supply to all over the world, such as: Morocco, Peru, Roman, Based on experienced engineers, all orders for drawing-based or sample-based processing are welcomed. We have won a good reputation for outstanding customer service among our overseas customers. We will continue to try the best to offer you good quality products and the best service. We are looking forward to serving you.

    • It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
    5 Stars By Edward from Greece - 2017.04.18 16:45
    The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
    5 Stars By Ryan from Slovenia - 2018.05.13 17:00
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