DK 400 Solvent-Based


DK 400 is a clear, high-gloss, solvent-based, commercial grade polyurethane. Ideal for for heavy-duty and heavy traffic interior floors.


Product Data Sheet | download

Safety Data Sheet [Part A] | download

Safety Data Sheet [Part B] | download

DK 400™ is a 2 component 51% solids, solvent acrylic aliphatic polyurethane designed as a non-yellowing clear coating for interior concrete, cement based overlays, or as a top finish coat on epoxy systems. The high performance clear top coat generates the premier balance of strength, added UV stability, flexibility, chemical and scratch resistance that is both user-friendly and extremely durable. As a vertical wall coating, it enhances anti-graffiti properties. DK 400 is ideally suited
for both commercial and residential settings: aircraft hangars, clean room floors, manufacturing facilities, warehouses, bars, clubs, retail stores, automotive showrooms, residential interiors, garage floors, stadiums, or any high traffic area where an exceedingly resilient floor is desired.



4:1 (4 part A to 1 part B)


Varies upon substrate: approximately 300 – 400 ft² per gal. (28 – 37m² per 3.8 liter) 4 – 5.3 mils wet; 2 – 2.7 mils cured



Avoid application on extremely cold or hot days or during wet, foggy weather. Basic rules include:

  • Apply with ambient and surface temperatures ranging above 50°F (10°C) and below 90°F (32°C) and that will remain within ranges for at least 12 hours following application.
  • Surface temperature must be a minimum 5°F (3°C) above dew point.
  • Relative humidity should be below 75%.

Cure Rates @ 77°F (25°C) 
Dry to touch = 6 -8 hr.
Light traffic = 24 hr.
Heavy Traffic = 3 days
Full cure = 5 – 7 days

Cure Rates @ 50°F (10°C)
Dry to touch = 18+ hr.
Light traffic = 48 hr.
Heavy Traffic = 5 days
Full cure = 14 days

Reviews & Ratings

Tips & Tricks

Tips N Tricks For Applying Acrylic Sealer

Tips N Tricks For Applying Acrylic Sealer

There are so many fantastic brands of solvent acrylic sealer to choose from. Whether you are looking to create a pristine clear coat or change the color with pigment. The team at Select Surface Solutions have (3) three pro-tips that will help you choose the right...

Tips n Tricks for XS Mixes

Tips n Tricks for XS Mixes

Summer temps in June will average around 91 degrees. Shop temperatures will be warm, our AC’s will be working hard to lower the humidity. Both situations can make casting concrete challenging. To give yourself more working time with Xtreme Mixes, you should keep your...

My cart
Your cart is empty.

Looks like you haven't made a choice yet.