Request offer 
Corrugated steel sheet
The Bilka corrugated steel sheet is made of steel sheet, galvanized on both sides and protected with polyester. The Bilka corrugated steel sheet is recommended for both roofs and interior or exterior walls.
The corrugated steel sheet is the first choice for building and refurbishing spaces like warehouses, shopping centers, halls, gym halls, etc., recommended by the reduced costs for purchasing, mounting and maintenance, the simple and elegant aesthetics and long lifespan, low weight, high supporting capacity, and various manufacturing possibilities.
Material composition – layers system:
Glossy
1 PVC protective film: thickness of 50-200 μm (order based application)
2 surface varnish: polyester (PE) 25 µm
3 base layer: polyester (PE) min. 5 µm
4 8 passivation layer
5 7 zinc coating: 225 – 275 g/m²
6 steel sheet
9 base layer: polyester (PE) min 7 µm
10 anti-condensation layer (order based application)
Mat
1 PVC protective film: thickness of 50-200 μm (order based application)
2 surface varnish: polyester (PE) 35 µm
3 base layer: polyester (PE) min. 5 µm
4 8 passivation layer
5 7 zinc coating: 225 – 275 g/m²
6 steel sheet
9 base layer: polyester (PE) min 7 µm
10 anti-condensation layer (order based application)
GrandeMat
1 PVC protective film: thickness of 50-200 μm (order based application)
2 surface varnish: polyester (PE) 50 µm
3 base layer: polyester (PE) min. 5 µm
4 8 passivation layer
5 7 zinc coating: 275 g/m²
6 steel sheet
9 base layer: polyester (PE) min 12 µm
10 anti-condensation layer (order based application)
Color range for corrugated steel sheet
Glossy finish
10-year warranty
Color and corrosion
3000
3005
3009
3011
5010
6005
7016
7024
8003
8004
8017
9002
9005
9006
Mat finish
15-year warranty
Color and corrosion
3005
3009
6005
6020
7016
7024
8004
8017
8019
9005
GrandeMat finish
30-year warranty
Color and corrosion
3005
3011
6005
7011
7024
8004
8017
8019
9005
Wood finish
15-year warranty
Color and corrosion
golden
anticato
*Colours may appear differently on different screens. If in doubt, please ask a BILKA representative to show you the color chart.