Manufacturer for Pu Binder For Bonding Scrap Foam - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV
Manufacturer for Pu Binder For Bonding Scrap Foam - 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:
We keep on with our business spirit of "Quality, Performance, Innovation and Integrity". We goal to create much more worth for our customers with our rich resources, state-of-the-art machinery, experienced workers and exceptional providers for Manufacturer for Pu Binder For Bonding Scrap Foam - Donpanel 422 HCFC-141b base blend polyols for continuous PUR – INOV , The product will supply to all over the world, such as: Naples, Uruguay, El Salvador, We have been perfectly devoted to the design, R&D, manufacture, sale and service of hair products during 10 years of development. We have introduced and are making full use of internationally advanced technology and equipment, with advantages of skilled workers. "Dedicated to providing reliable customer service" is our aim. We are sincerely looking forward to establishing business relationships with friends from at home and abroad.
By Steven from Nigeria - 2017.06.25 12:48
This company can be well to meet our needs on product quantity and delivery time, so we always choose them when we have procurement requirements.
By Marcia from Luxemburg - 2017.08.18 11:04