Premium water-based corrosion preventive underbody coating
Tectyl 5660W is a high non-volatile, filled, waterborne, thixotropic, quick drying, non-flammable, dispersion based corrosion preventive compound with extreme low VOC.
Tectyl 5660W is developed as an abrasion resistant underbody coating for buses, vans and truck cabins. It is also suitable for complete undercoating of containers, trailers, etc.
Tectyl 5660W is also an excellent sealant for wooden floors of buses, trucks, etc.
Tectyl 5660W cures to a dark-grey black colored, abrasion resistant, resilient and tough film.
 
Recommended Dry Film Thickness
over metal profile
500 µm
Corrosion ISO 92277 NSS
Salt Spray; 5 % NaCl @ 35°C; ISO 9227 NSS (5 x 10 x 0.6 cm Cold Rolled Steel panels)
min. 21 days
Corrosion ISO 6270-2 CH
Humidity; 100 % RH; @ 40°C; ISO 6270-2 CH (5 x 10 x 0.6 cm Cold Rolled Steel panels)
min. 21 days
Stone Chipping Resistance @ 500 µm
Erichsen VDA 508
min. 20kg
Fire Resistance
FMVSS 302
0 mm/min
Protection outdoor
36 months
Density @ 20°C
1.3 kg/ltr
Theoretical coverage
@ Recommended dry film thickness
1.2 sqm/ltr
Viscosity (Brookfield @ 20°C)
@ 20 RPM
18,000 mPa·s (cP)
Non volatile weight
70%
Dry to Touch @ 20°C
min. 1 hour
pH @ 20°C
8.5
Cure Time @ 20°C
24 hours
Storage temperature
10 - 35°C
VOC Content ISO 11890–2 (10.4)
2 g/ltr