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

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

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The business keeps to the operation concept "scientific management, premium quality and efficiency primacy, customer supreme for Ptmgtdi, Ptmeg/Tdi Series, Pipeline, We welcome an opportunity to do business with you and hope to have pleasure in attaching further details of our products.

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℃	GB/T 8811	≤1.5%
Flammability（Oxygen Index）	GB/T8624	>23.0

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Our firm aims to operating faithfully, serving to all of our shoppers , and working in new technology and new machine consistently 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: Jamaica, Plymouth, Estonia, We'll initiate the second phase of our development strategy. Our company regards "reasonable prices, efficient production time and good after-sales service" as our tenet. If you are interested in any of our products and solutions or would like to discuss a custom order, make sure you feel free to contact us. We've been looking forward to forming successful business relationships with new clients around the world in the near future.

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Superb technology, perfect after-sales service and efficient work efficiency, we think this is our best choice.

By Ellen from Jersey - 2018.06.21 17:11

Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!

By Colin Hazel from Kuala Lumpur - 2017.03.07 13:42

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