China High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV Manufacturer and Supplier

High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV

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To be able to ideal satisfy client's requirements, all of our operations are strictly performed in line with our motto "High High-quality, Competitive Price tag, Fast Service" for Casting Pu Shoe Upper Resin, Rubber Flooring, Memory Pillow, "Quality first, Price lowest, Service best" is the spirit of our company. We sincerely welcome you to visit our company and negotiate mutual business!

High definition Donspray 502 Hcfc-141b Base Blend Polyols - 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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We always continually provide you with the most conscientious customer service, and the widest variety of designs and styles with finest materials. These efforts include the availability of customized designs with speed and dispatch for High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV , The product will supply to all over the world, such as: Uganda, Malaysia, Nigeria, We will not only continuously introduce technical guidance of experts from both home and abroad, but also develop the new and advanced products constantly to satisfactorily meet the needs of our clients all over the world.

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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!

By Beatrice from Algeria - 2018.12.14 15:26

The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!

By Liz from Italy - 2018.09.08 17:09

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