High reputation Castable Polyurethane Shoe Mould Prepolymer - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV
High reputation Castable Polyurethane Shoe Mould Prepolymer - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV Detail:
Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam
INTRODUCTION
DonFoam 812/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.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 Tack free time S Free density Kg/m3 |
20-25 30-50 140-180 300-350 28-32 |
20-25 25-45 120-160 270-320 27-31 |
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 |
≥50 Kg/m3
≥90% ≤22mW/m.k ≥150 KPa ≤0.5% ≤1.0% B2、B1 |
Product detail pictures:
Related Product Guide:
Our company aims to operating faithfully, serving to all of our customers , and working in new technology and new machine constantly for High reputation Castable Polyurethane Shoe Mould Prepolymer - Donfoam 812PIR HCFC-141B base blend polyols for PIR block foam – INOV , The product will supply to all over the world, such as: Slovakia, Atlanta, belarus, We have been committed to meet all your needs and solve any technical problems you may encounter with your industrial components. Our exceptional products and vast knowledge of technology makes us the preferred choice for our customers.
By Natividad from Poland - 2017.05.02 11:33
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
By Mary from Hungary - 2018.02.04 14:13
