coating type backsheet—cpc
product series
| model | structure | thinckness | color |
| bec-301 | f-coating/pet/f-coating | 15μm/250μm/15μm | white |
| bec-301b | f-coating/pet/f-coating | 15μm/250μm/15μm | black |
| bec-301c | f-coating/pet/f-coating | 5μm/250μm/8μm | white /black |
| bec-301d | f-coating/pet/f-coating | 15μm/270μm/15μm | white /black |
introduction
firstbacksheet® bec-301 is a series of coating type backsheets designed as tri-layer structure with hydrolysis resistant pet and weather-resistant fluorine polymer. they are widely used not only in distributed power system but also in the high uv and sandstorms’ large ground power plant, with the excellent performances.
basic property
| property | standard | unit | bec-301 | bec-301b | bec-301c | bec-301d |
| thickness | / | μm | 280 | 280 | 263 | 300 |
| peeling strength with eva | gb/t 2790 | n/10mm | >100 | >100 | >100 | >100 |
| comparative tracking index | iec 60112 | v | ≥600 | ≥400 | ≥400 | ≥600 |
| partial discharge | iec 60664-1 | vdc | >1000 | >1000 | >1000 | >1500 (in oil) |
| application environment | / | / | all | roof-top | non-desert | north america |
