Professional China Low Hardness Polyurethane System - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV

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Professional China Low Hardness Polyurethane System - 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


Product detail pictures:

Professional China Low Hardness Polyurethane System - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV detail pictures

Professional China Low Hardness Polyurethane System - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV detail pictures


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We're going to commit ourselves to giving our esteemed customers along with the most enthusiastically considerate providers for Professional China Low Hardness Polyurethane System - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV , The product will supply to all over the world, such as: Greek, Morocco, Riyadh, Due to our good goods and services, we've received good reputation and credibility from local and international customers. If you will need more information and are interested in any of our solutions, be sure to feel free to contact us. We look forward to becoming your supplier in the near future.
  • The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.
    5 Stars By Kelly from Venezuela - 2018.02.04 14:13
    In China, we have many partners, this company is the most satisfying to us, reliable quality and good credit, it is worth appreciation.
    5 Stars By Annie from Switzerland - 2017.09.28 18:29
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