High Quality Polyurethane Rigid Foam System - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV
High Quality Polyurethane Rigid Foam System - 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:
No matter new buyer or old purchaser, We believe in long expression and trusted relationship for High Quality Polyurethane Rigid Foam System - Donfoam 822PIR HCFC-141B base blend polyols for continuous PIR block foam – INOV , The product will supply to all over the world, such as: India, Finland, Portugal, Our company will adhere to "Quality first, , perfection forever, people-oriented , technology innovation"business philosophy. Hard work to keep making progress, innovation in the industry, make every effort to first-class enterprise. We try our best to build the scientific management model, to learn abundant skilled knowledge, to develop advanced production equipment and production process , to create the first-call quality solutions, reasonable price , high quality of service , quick delivery , to offer you create new value .
By Kevin Ellyson from Dubai - 2018.09.12 17:18
Adhering to the business principle of mutual benefits, we have a happy and successful transaction, we think we will be the best business partner.
By Jacqueline from Puerto Rico - 2017.08.18 18:38
