AST-PPD is a smooth, grit-free, gray-colored pipe joint compound. It seals threaded joints and will not crack or crumble. Made for easy disassembly. Contains no lead and is safe for all water systems.
Sets soft, non-hardening, contains non-toxic, inert oils and carbonate
No lead, no silicone, brushable to -15 degrees F
Liquid and Gasses: -15 degrees F to 400 degrees F (-26 degrees F to 204 degrees F) up to 2000 PSI (liquid), up to 1000 PSI (gas)
Can be used on plumbing installations carrying air, water, steam, natural gas, ammonia, brine, dilute acids and alkalis and not recommended for oxygen systems