## # Topcoat DTM application (1 step) 30CV ![TST 05 (3)](https://www.baslac.com/data/sites/baslac/files/styles/ars__ratio_43__531x398/public/2024-03/TST%2005%20%283%29.png.webp?itok=wzlWoSY6 "TST 05 (3)") 1. Chassis primer system - This system is suitable to paint chassis structures in 1 go (Undercoat and paint) - Suitable for large areas. - Direct to steel and galvanized steel. - Good corrosion protection. - - Aluminium chassis need to be primed before with [27-10.](https://techinfo.baslac.com/en/27-10.pdf) ![TST 05 (1)](https://www.baslac.com/data/sites/baslac/files/styles/ars__ratio_43__531x398/public/2024-03/TST%2005%20%281%29.png.webp?itok=96lXpWu3 "TST 05 (1)") 2. Chassis cleaning - Clean carefully with 70-10 - Wipe on wipe off (2 cloths) ![TST 05 (4)](https://www.baslac.com/data/sites/baslac/files/styles/ars__ratio_43__531x398/public/2024-03/TST%2005%20%284%29.png.webp?itok=vENpR9Cv "TST 05 (4)") 3. Mixing: Premix - 81-30 50% - CV 30 50% **Mixing ratio:** - Premix 3 - 51-515/520 1 potlife 2h at 20°C ![TST 05 (5)](https://www.baslac.com/data/sites/baslac/files/styles/ars__ratio_43__531x398/public/2024-03/TST%2005%20%285%29.png.webp?itok=1aX3-oNu "TST 05 (5)") 4. Application - Apply 2 coats **Spray gun:** - HVLP gravity feed spraygun 1.7-1.9 mm 2.0 bar - Compliant gravity spray gun 1.6-1.8 mm 2.2-2.5 bar - Airless 0,28-0.33, 120-180 bar/+ 2 bar atomized air Film tickeness approx 60-150 Micron ![TST 05 (2)](https://www.baslac.com/data/sites/baslac/files/styles/ars__ratio_43__531x398/public/2024-03/TST%2005%20%282%29.png.webp?itok=4-4GlB57 "TST 05 (2)") 5. Drying - 51-515 l 16h 20°C l 30 min at 60°C - 51-520 l 16h 20°C l 40 min at 60°C Repair Steps [Basecoat/ Topcoat](/en-emea/taxonomy/term/165) Start working with baslac today. It just makes sense. [Contact us ](/en-emea/contact-us "Contact us") Get in touch with your local baslac dealer now and start working smarter. [Find a dealer near you ](/en-emea/dealers "Find a dealer near you")