1-lb aluminum putty fhard-5300n

Aluminum-filled epoxy putty for dependable non-rusting repairs to aluminum castings, machinery, and equipment widely used in HVAC applications

Excellent resistance to chlorofluorocarbons

Bonds to aluminum and many other metals

Fills porosity in aluminum castings

Can be machined drilled or tapped using conventional metalworking tools

Qualifies under DOD-C-24176B/(SH), Type II

60-minute working time