Covestro Baydur® GS PIR A Polyurethane
| Manufacturer | Covestro |
| Trade Name | Baydur® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
Description
Material Notes:
PIR casting system for the production of solid components. Mechanical properties can be varied by adjusting the mixing ratio in the range 1:1-1:2.Information provided by Bayer.As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.16 g/cc | 0.0419 lb/in³ | |
| Water Absorption | 3.0 % | 3.0 % | Saturation in water |
| Water Absorption at Saturation | 3.0 % | 3.0 % |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength, Ultimate | 27.0 MPa | 3920 psi | |
| Elongation at Break | 18 % | 18 % | |
| Tensile Modulus | 0.650 GPa | 94.3 ksi | |
| Charpy Impact Unnotched | 4.60 J/cm² | 21.9 ft-lb/in² | |
| Charpy Impact, Notched | 1.50 J/cm² | 7.14 ft-lb/in² | |
| Tensile Creep Modulus, 1 hour | 600 MPa | 87000 psi |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear, Parallel to Flow | 160 µm/m-°C
@Temperature 20.0 °C
|
88.9 µin/in-°F
@Temperature 68.0 °F
|
|
| CTE, linear, Transverse to Flow | 160 µm/m-°C
@Temperature 20.0 °C
|
88.9 µin/in-°F
@Temperature 68.0 °F
|
|
| Deflection Temperature at 0.46 MPa (66 psi) | 183 °C | 361 °F | |
| Deflection Temperature at 1.8 MPa (264 psi) | 109 °C | 228 °F | |
| Vicat Softening Point | 178 °C | 352 °F |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Electrical Resistivity | 7.00e+13 ohm-cm | 7.00e+13 ohm-cm | |
| Surface Resistance | 1.00e+13 ohm | 1.00e+13 ohm | |
| Dielectric Strength | 15.0 kV/mm | 381 kV/in | |
| Comparative Tracking Index | 600 V | 600 V |
