Wholesale Price China Doncool 101 Water Base Blend Polyols - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV
Wholesale Price China Doncool 101 Water 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:
With this motto in mind, we've got develop into amongst one of the most technologically innovative, cost-efficient, and price-competitive manufacturers for Wholesale Price China Doncool 101 Water 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: Naples, Afghanistan, Ottawa, We have a dedicated and aggressive sales team, and many branches, catering to our customers. We are looking for long-term business partnerships, and ensure our suppliers that they will definitely benefit in both short and long run.
By Jessie from Doha - 2018.09.08 17:09
We feel easy to cooperate with this company, the supplier is very responsible, thanks.There will be more in-depth cooperation.
By Leona from Manila - 2018.06.12 16:22
