2019 wholesale price Castable Polyurethane Prepolymer - Donfoam 823PIR CP/IP base blend polyols for continuous PIR block foam – INOV
2019 wholesale price Castable Polyurethane Prepolymer - Donfoam 823PIR CP/IP base blend polyols for continuous PIR block foam – INOV Detail:
Donfoam 824PIR HFC-245fa base blend polyols for continuous PIR block foam
INTRODUCTION
Donfoam823 blend polyether polyol use CP or CP/IP as blowing agent, used in the production of high flame retardant PIR block foam, with performances of uniform foam cell, low thermal conductivity, good thermal insulation and high flame retardant, low temperature no shrinking crack etc. Widely used in the process of all kinds of insulation work such as: building external wall, cold storage, tanks, large pipes etc.
PHYSICAL PROPERTY
| Appearance
Dynamic viscosity （25℃） mPa.S Density （20℃） g/ml Storage temperature ℃ Storage stability month |
Light yellow to brown transparent liquid
500±100 1.20±0.1 10-25 6 |
RECOMMENDED RATIO
| Items |
PBW |
| DK-1103 Blend Polyether Polyol
CP or CP/IP Isocyanate |
100 11-13 165-175 |
TECHNOLOGY AND REACTIVITY (the exact value varies depending on processing conditions)
|
Manual Mixing |
|
| Raw Material Temperature ℃
Mold Temperature ℃ CT s GT s TFT s Free Density kg/m3 |
20-25 Ambient Temperature (15-45℃ ) 35-60 140-200 240-360 28-35 |
FOAM PERFORMANCES
|
Item |
Test Standard |
Specification |
| Overall Molding Density
Molding Core Density |
ASTM D1622 |
≥50kg/m3 ≥40kg/m |
| Closed-cell Rate | ASTM D2856 |
≥90% |
| Initial Thermal Conductivity（15℃） | ASTM C518 |
≤24mW/(m.K) |
| Compressive Strength | ASTM D1621 |
≥150kPa |
| Dimensional Stability
24h -20℃ RH90 70℃ |
ASTM D2126 |
≤1% ≤1.5% |
| Water Absorption Rate | ASTM D2842 |
≤3% |
| Flammability | ASTM D1692 |
Self extinguishing |
Product detail pictures:
Related Product Guide:
Dedicated to strict quality management and thoughtful client services, our experienced staff customers are generally available to discuss your demands and guarantee full client pleasure for 2019 wholesale price Castable Polyurethane Prepolymer - Donfoam 823PIR CP/IP base blend polyols for continuous PIR block foam – INOV , The product will supply to all over the world, such as: Durban, Colombia, Peru, We focus on providing service for our clients as a key element in strengthening our long-term relationships. Our continual availability of high grade products in combination with our excellent pre-sale and after-sales service ensures strong competitiveness in an increasingly globalized market.
By Pamela from Mozambique - 2017.10.13 10:47
The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
By Heloise from Leicester - 2017.08.15 12:36
