PHYSICAL PROPERTY
|
DonPanel 415/PIR |
ISO |
|
|
Appearance |
Light yellow to brown liquid |
Brown liquid |
|
Hydroxyl value mgKOH/g |
200-300 |
N/A |
|
Dynamic viscosity （25℃） mPa.S |
300-500 |
200-250 |
|
Specific gravity （20℃） g/ml |
1.10-1.16 |
1.20-1.25 |
|
Storage temperature ℃ |
10-25 |
10-25 |
|
Storage stability month |
6 |
12 |
RECOMMENDED RATIO
|
Raw materials |
PBW |
|
DonPanel 415/PIR |
100 |
|
Isocyanate |
130-150 |
|
Items |
Manual mixing |
High Pressure Injection machine |
|
Raw material temperature ℃ |
20-25 |
20-25 |
|
Moulding temperature ℃ |
35-45 |
35-45 |
|
Cream time s |
30-50 |
20-30 |
|
Gel time s |
120-200 |
70-150 |
|
Free density kg/m3 |
28-31 |
27-30 |
|
Moulding density |
ASTM D 1622-08 |
≥45kg/m3 |
|
Closed cell content |
ASTM D 2856 |
≥90% |
|
Thermal conductivity（23℃） |
ASTM C 518-10 |
≤24mW/(m.K) |
|
Compression strength |
ASTM D 1621-10 |
≥140kPa |
|
Dimensional stability 24h -20℃ 24h 100℃ |
ASTM D 2126-09 |
≤1% ≤1.5% |
|
Flammability |
DIN4102 |
B2 |