Series 291
CRU
This product has been discontinued. Please contact your local sales representative for further assistance.
Generic Type
Aliphatic Polyester Polyurethane
Common Usage
Extremely hard, chemical-resistant polyurethane floor coating with superb flow characteristics. Excellent resistance to abrasion, wet conditions, corrosive fumes and chemical contact. Gloss and color retention among the best of air dried finishes. Note: For horizontal surfaces only.
Finish
Gloss
Volume Solids
62% ± 2.0% (mixed) †
Recommended DFT
2.0 to 3.0 mils (50 to 75 microns) per coat. Note: Number of coats will vary depending on color, substrate (surface) and other variables. Contact your Tnemec representative.
Theoretical Coverage
994 mil sq ft/gal (24.4 m²/L at 25 microns). See APPLICATION for coverage rates. †
Intermediate
Series 104, 205, 210, 237, 238, 239, 280, 281, 287
Note: Before topcoating with Series 291, any Tnemec epoxy exterior exposed for more than three weeks must be scarified or reprimed with itself. Mechanically abrading or power-sanding is the preferred method of scarification. The maximum recoat time of Series 210, 237, 238, 239, 280 and 281 is 24 hours. Refer to those product data sheets for more information. Note: Scarification using a power sander and 100 grit sandpaper, No. 60 mesh sanding screen or a coarse stripping pad is required if topcoating Series 291 with itself. Note: When applying Series 291 over a broadcast or mortar system, an epoxy grout coat is required.
Curing Time
| Temperature | Min. Recoat | To Service | Chemical Resistance |
|---|---|---|---|
| 75°F (24°C) | 12 hours | 24 hours | 7 days |
Curing time varies with surface temperature, air movement, humidity and film thickness.
Volatile Organic Compounds
Unthinned: 2.91 lbs/gallon (348 grams/litre)
Thinned 15%: 3.34 lbs/gallon (401 grams/litre) †
Colors
Available in the 16 standard StrataShield colors and limited custom colors. Contact Tnemec Company for availability. Note: Certain colors may require multiple coats depending on method of application and finish coat color. When feasible, the preceding coat should be in the same color family (blue, gray, etc.), but noticeably different.
Number of Components
Two: Part A and Part B (2.5 Parts A to 1 Part B by volume)