Hot-selling Donboiler 214 Hfc-245fa Base Blend Polyols - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV
Hot-selling Donboiler 214 Hfc-245fa 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.
Product detail pictures:
Related Product Guide:
Our solutions are broadly acknowledged and dependable by users and may meet consistently developing economic and social requires for Hot-selling Donboiler 214 Hfc-245fa 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: moldova, Costa rica, Salt Lake City, We focus on providing service for our clients as a key element in strengthening our long-term relationships. Our continual availability of high grade products in combination with our excellent pre-sale and after-sales service ensures strong competitiveness in an increasingly globalized market. We are willing to cooperate with business friends from at home and abroad and create a great future together.
By Julie from Ireland - 2018.06.19 10:42
The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
By Adelaide from Mexico - 2018.09.21 11:44
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