High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donboiler 212 HCFC-141B base blend polyols – INOV
High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donboiler 212 HCFC-141B base blend polyols – INOV Detail:
Donboiler 212 HCFC-141B base blend polyols
INTRODUCTION
Donboiler212 is the blend polyether polyol consisted of polyols, catalyst, blowing agent and other additives. It can react with isocyanate to form rigid polyurethane foam with excellent thermal insulation property.
TYPICAL PROPERTY
Appearance |
Brown-yellow transparent viscous liquid |
Hydroxyl value mgKOH/g |
300-400 |
Viscosity 25℃ , mPa·s |
300-500 |
Density 20℃ , g/cm3 |
1.05-1.15 |
RECOMMENDED RATIO
pbw |
|
Donboiler 212 blend polyol |
100 |
Isocyanate |
120±5 |
Material temperature |
22±2 ℃ |
REACTION CHARACTERISTICS
Manual Mixing |
High Pressure Machine Mixing |
|
Cream Time s |
10±2 |
7±2 |
Gel time s |
55±3 |
40-50 |
Tack free time s |
70-90 |
50-70 |
Free density kg/m3 |
26.5-27.5 |
25.5-27 |
FOAM PERFORMANCES
Moulding Density |
Kg/m3 |
≥35 |
Closed-cell rate |
% |
≥95 |
Thermal Conductivity (10℃) |
W/m.k |
≤0.02 |
Compressive strength |
KPa |
≥120 |
Dimensional stability 24h -30℃ |
% |
≤0.5 |
24h 100℃ |
% |
≤0.5 |
PACKAGE
220kg/drum or 1000kg/IBC, 20,000kg/flexi tank or ISO Tank.
Product detail pictures:

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We thinks what customers think, the urgency of urgency to act during the interests of a purchaser position of theory, allowing for much better good quality, lower processing costs, prices are extra reasonable, won the new and old buyers the support and affirmation for High definition Donspray 502 Hcfc-141b Base Blend Polyols - Donboiler 212 HCFC-141B base blend polyols – INOV , The product will supply to all over the world, such as: Slovenia, Canada, Russia, We insist on "Quality First, Reputation First and Customer First". We are committed to providing high-quality products and good after-sales services. Up to now, our products have been exported to more than 60 countries and areas around the world, such as America, Australia and Europe. We enjoy a high reputation at home and abroad. Always persisting in the principle of "Credit, Customer and Quality", we expect cooperation with people in all walks of life for mutual benefits.

Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,

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