Series 740

UVX

This product has been discontinued. Please contact your local sales representative for further assistance.

Generic Type

Aliphatic Acrylic Polyurethane

Common Usage

A user friendly, low VOC, aliphatic polyurethane coating that provides excellent color and gloss retention for exterior applications to steel, concrete and other substrates in commercial, industrial, and marine environments. Direct-to-Metal capability allows for a labor-saving, high-build, single coat application.

Special Qualifications

Series 740 was tested in accordance with, and passed, the California Dept. of Public Health (CDPH) Standard Method v1.2 and meets the requirements of LEED v4.1 Low-Emitting Materials, Collaborative for High Performance Schools-Paints & Coatings, Living Building Challenge Materials Petal 10, and WELL Building Standard v2 X06 VOC Restrictions. 

This product is part of a coating system tested in accordance with ISO 12944-6 (2018). Contact your Tnemec representative for coating system test results.

HAPS

Unthinned: 0.0 lbs/gallon solids
Thinned 10% (No. 10 Thinner): 0.03 lbs/gallon solids
Thinned 10% (No. 46 Thinner): 0.07 lbs/gallon solids

Finish

Gloss

Colors

Refer to Tnemec Color Guide. 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, but noticeably different.

Volume Solids

60.0 ± 2.0% (mixed) †

Primers

Steel: Self-priming or Series 1, 27, 66, L69, L69F, N69, N69F, V69, V69F, 90-75, 90-97, 90G-1K97, 91-H₂O, 94-H₂O, 98-H₂O, 104, 132, 133, 135, 138, L140, L140F, N140, N140F, 141, 161, 394, 1220, 1224.
Galvanized Steel & Non-Ferrous Metal: Series 66, L69, N69, V69, 1224. Note: For special galvanized surface preparation instructions, consult the latest version of Tnemec Technical Bulletin 10-78.
Concrete: Series 66, L69, L69F, N69, N69F, V69, V69F, L140, L140F, N140, N140F, 141, 161, 1224, 1254.
CMU: Series 1254.
Note: The following maximum recoat times apply; Series 141, 7 days; Series L69F, N69F, V69F, L140F, or N140F, 14 days; Series L69, N69, V69, L140, or N140, 21 days; Series 1, 27, 66, 104, 135, 161, 1254, 30 days; Series 132, 133, 138; 90 days, Series 394, 1220, 1224, 12 months. Series 90-75, 90-97, 90G-1K97, 91-H₂O, 94-H₂O, 98-H₂O, unlimited. Contact your Tnemec representative for specific recommendations.

Volatile Organic Compounds

Unthinned: 0.63 lbs/gal (75 grams/litre) (TBAc Exempt)
Unthinned: 2.16 lbs/gal (259 grams/litre)
Thinned 10% (No. 10 Thinner): 1.60 lbs/gal (191 grams/litre) (TBAc Exempt)
Thinned 10% (No. 10 Thinner): 2.77 lbs/gal (332 grams/litre)
Thinned 10% (No. 46 Thinner): 0.69 lbs/gal (82 grams/litre) (TBAc Exempt)
Thinned 10% (No. 46 Thinner): 2.20 lbs/gal (263 grams/litre)

Number of Components

Two: Part A and Part B

Theoretical Coverage

964 mil sq ft/gal (23.6 m²/L at 25 microns). See APPLICATION for coverage rates. †

Recommended DFT

Topcoat Service: 2.0 to 5.0 mils (51 to 127 microns) per coat.
Direct-to-Metal; over Zinc or MIO-Zinc: 3.0 to 6.0 mils (76 to 154 microns).
Note: Number of coats and thickness requirements will vary with substrate, application method and exposure. For DTM or applications over zinc or MIO-zinc, consult the latest version of Tnemec Technical Bulletin 13-100 or contact your Tnemec representative.

Curing Time

Temperature To Touch To Handle To Recoat
75°F (24°C) 1-2 hours 9 hours 10-12 hours

To resist moisture: 8 hours. Curing time varies with surface temperature, air movement, humidity and film thickness. Note: For faster cure in temperatures down to 35°F (2°C), add No. 44-456 Urethane Accelerator, see separate product data sheet for cure information. Note: The use of Series 44-456 accelerator is not recommended when temperatures exceed 75°F (24°C).

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