China Hot-selling Donboiler 214 Hfc-245fa Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV Manufacturer and Supplier

Hot-selling Donboiler 214 Hfc-245fa Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV

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Now we have highly developed devices. Our items are exported towards the USA, the UK and so on, enjoying a great popularity among the customers for Sorbital Base, Molded Foam, Pu Glue, Safety through innovation is our promise to each other.

Hot-selling Donboiler 214 Hfc-245fa 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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With state-of-the-art technologies and facilities, strict good quality regulate, reasonable cost, exceptional assistance and close co-operation with prospects, we're devoted to supplying the top benefit for our customers for Hot-selling Donboiler 214 Hfc-245fa Base Blend Polyols - Donpanel 412 HCFC-141b base blend polyols for PUR – INOV , The product will supply to all over the world, such as: Amsterdam, Kenya, Canada, With the spirit of "credit first, development through innovation, sincere cooperation and joint growth", our company is striving to create a brilliant future with you, so as to become a most valuable platform for exporting our goods in China!

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