Product Data Sheet
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Polymer-Modified Bentonite Paste
CLAY-TITE MASTIC is a polymer-modified bentonite paste used in pipe penetrations, inside corners, concrete voids, and tieback cover details. The expandable characteristics of CLAY-TITE MASTIC can exceed 400% if unrestricted.
CLAY-TITE MASTIC is an important detail of the CLAY-TITE waterproofing system from W. R. MEADOWS. It is specifically engineered for use in CLAY-TITE applications below the water table. The product is also for use in cold-weather applications below 40° F (4° C).
- Can expand 400%.
- Compatible with CLAY-TITE waterproofing system.
- Can be used in applications below the water table.
- Can be installed in cold weather.
2 Gallon (7.6 L) Units
5 Gallon (18.9 L) Pails
Approximately 125 – 150 ft.2/gal. (3.1 -3.7 m2/L).
When stored indoors in original, unopened containers at temperatures between 40° – 90° F (4° – 32° C), optimum performance and best use is obtained within two years of date of manufacture.
|Physical Properties||Test Method||Value|
|Sodium Bentonite||–||62% by Weight|
|Installation Temperatures||ASTM D746||-20˚ to 110˚ F
(-30˚ to 40˚ C)
|VOC Content||–||48 g/L|
Application Method … Apply with a trowel or rubber glove. Fill concrete void with CLAY-TITE MASTIC until flush with surface. For detailing of lagging tiebacks, apply coating of CLAY-TITE MASTIC to the tieback nut and to any voids. Fill the tieback with CLAY-TITE MASTIC. Install cover over the tieback bolt and secure with nails. For vertical/horizontal transitions and other inside corners, apply 2″ (50.8 mm) cant of CLAY-TITE MASTIC to the inside corner and cover with CLAY-TITE.
Protect from moisture prior to installation.
LEED v4 INFORMATION
May help contribute to LEED credits:
- MRc9: Construction and Demolition Waste Management
- EQc2: Low-Emitting Materials [For Healthcare and Schools (exterior-applied products) ONLY]