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Manufacturer for Pu Binder For Bonding Scrap Foam - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV

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  • Manufacturer for Pu Binder For Bonding Scrap Foam - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV

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Manufacturer for Pu Binder For Bonding Scrap Foam - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV Detail:

Donpanel 422 HCFC-141b base blend polyols for continuous PUR

INTRODUCTION

DonPanel 422/ PUR blend polyols is a compound which consists of polyether polyols, surfactants, catalysts, HCFC-141B 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 continuous sandwich panels, corrugated panels 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

300-340

Dynamic viscosity （25℃） mPa.S

300-400

Density （20℃） g/ml

1.12-1.16

Storage temperature ℃

10-25

Storage stability month

6

RECOMMENDED RATIO

Raw materials

PBW

DonPanel 422 blend polyols

100

Isocyanate

120-130

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

Items

Manual mixing

High temperature machine

Raw material temperature ℃

20-25

20-25

Mould temperature ℃

35-45

35-45

Cream time s

8-16

6-10

Gel time s

30-60

30-40

Free density kg/m3

28.0-35.0

33.0-35.0

FOAM PERFORMANCES

Mold density

GB 6343

≥40kg/m3

Closed-cell rate

GB 10799

≥90%

Thermal conductivity（15℃）

GB 3399

≤22mW/(m.K)

Compression strength

GB/T 8813

≥140kPa

Adhesive strength

GB/T 16777

≥120kPa

Dimensional stability        24h -20℃ 

                                  24h 100℃

GB/T 8811

≤1%

≤1.5%

Flame retardant grade

GB/T8624

B2

The data provided above are typical value, which are tested by our company. For our company’s products, the data included in the law do not have any constraints.

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Manufacturer for Pu Binder For Bonding Scrap Foam - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV detail pictures

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We purpose to understand high quality disfigurement with the output and supply the top service to domestic and overseas buyers wholeheartedly for Manufacturer for Pu Binder For Bonding Scrap Foam - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV , The product will supply to all over the world, such as: Pakistan, Canada, Cairo, We always stick to the tenet of "sincerity, high quality, high efficiency, innovation". With years of efforts, we have established friendly and stable business relationships with worldwide customers. We welcome any of your inquiries and concerns for our products, and we are sure that we will offer just what you want, as we always believe that your satisfaction is our success.

    • The company can think what our think, the urgency of urgency to act in the interests of our position, can be said this is a responsible company, we had a happy cooperation!
    5 Stars By James Brown from Algeria - 2017.04.18 16:45
    This company has a lot of ready-made options to choose and also could custom new program according to our demand, which is very nice to meet our needs.
    5 Stars By Meroy from Ottawa - 2017.02.18 15:54
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