| CAS-NR. |
OH (300--400) |
| andere Namen |
rigid foam |
| Ort der Herkunft |
Shanghai China (Mainland) |
| Geben |
Synthetic Fibers |
| Marke |
Dongda |
| Modell-Nummer |
QBC-402A |
rigid foam system for ntermittentQBC-402A QBC-402AIntermittent Blend polyether polyol-type plateApplicationMainly used to produce plates, are widely used in cold storage, display cabinets, etc.Physical propertiesAppearanceLight yellow to brown yellow transparent liquidOH(mgKOH/g)300--400Dynamic viscosity(25°C)mPa.s150--300Density(20°C)g/ml1.10--1.16Storage Temperature°C10--25Storage stabilitymonth6Recommended ratioQBC-402A100MDI100-110Process and reaction characteristicsHanded mixFor high pressure machineMaterial Temperature°C2525Mold Temperature°C40-4540-45CTs10--206--15GTs35-6520-40Free Densitykg/m330-3530-35Foam PropertiesDensity ApparentGB/T 6343≥40kg/m3Obturator rateGB/T 10799≥90%Initial thermal conductivityGB/T 3399≤22mW/(m.K)Compressive strengthGB/T 8813≥100kPaDimensional Stability 24 hours -20°CGB/T 8811≤1% 24 hours 100°C≤1.5%FlammabilityGB/T8624B2