2019 wholesale price Castable Polyurethane Prepolymer - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV
2019 wholesale price Castable Polyurethane Prepolymer - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV Detail:
Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam
INTRODUCTION
DonFoam 822/PIR is a kind of blend polyols with hcfc-141b foaming agent, with polyol as the main raw material, mixed with special auxiliary agent, suitable for the insulation of construction, transportation, shell and other products .This material is specially developed for continuous line .The polyurethane product prepared by reacting it with isocyanate has the following advantages:
1. Foam has uniform strength and dimensional stability in all directions
2. The foam products can be cut into different shapes according to the requirements of the product
3. Excellent thermal insulation performance
PHYSICAL PROPERTY
|
DonFoam 812/PIR |
|
| Appearance
OH value mgKOH/g Dynamic viscosity （25℃） mPa.S Density （20℃） g/ml Storage temperature ℃ Storage stability ※ /month |
Light yellow to brown transparent liquid 150-250 200-300 1.15-1.25 10-25 6 |
RECOMMENDED RATIO
|
Pbw |
|
| DonFoam 812/PIR
Isocyanate |
100 150-200 |
TECHNOLOGY AND REACTIVITY (the exact value varies depending on processing conditions)
|
Manual Mix |
High pressure |
|
| Raw Material Temperature ℃
Cream time S Gel time S Free density Kg/m3 |
20-25 20-50 160-300 40-50 |
20-25 15-45 140-260 40-50 |
FOAM PERFORMANCES
| Overall Molding Density
Closed-cell Rate Initial Thermal Conductivity（15℃） Compressive Strength Dimensional Stability 24h -20℃ 24h 100℃ Flammability |
GB/T 6343 GB/T 10799 GB/T 3399 GB/T 8813 GB/T 8811
GB/T 8624 |
≥40 Kg/m3
≥90% ≤22mW/m.k ≥150 KPa ≤0.5% ≤1.0% B2、B1 |
Product detail pictures:
Related Product Guide:
"Sincerity, Innovation, Rigorousness, and Efficiency" could be the persistent conception of our enterprise to the long-term to produce together with clients for mutual reciprocity and mutual profit for 2019 wholesale price Castable Polyurethane Prepolymer - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV , The product will supply to all over the world, such as: British, Porto, Madrid, We've a good reputation for stable quality solutions, well received by customers at home and abroad. Our company would be guided by the idea of "Standing in Domestic Markets, Walking into International Markets". We sincerely hope that we could do business with customers both at home and abroad. We expect sincere cooperation and common development!
By Phoebe from Tanzania - 2018.12.22 12:52
This is a reputable company, they have a high level of business management, good quality product and service, every cooperation is assured and delighted!
By Roberta from Macedonia - 2018.11.22 12:28
Products categories
-
2019 China New Design High Hardness Two Compone...
-
Factory Cheap Hot Eda Base Eda - Pu Shoe Upper...
-
2019 High quality Rigid Foam Series - Hot-melt...
-
2019 China New Design Donpce Hwr-502 - Seats S...
-
Hot-selling Water Reducing Agent Polyether - M...
-
2019 High quality Pu Binder For Bonding Cork Cr...