Expired PreCat Laq.

  • Advertise with us

« back to Finishing forum

Forum topic by JR545 posted 03-07-2015 03:57 PM 780 views 0 times favorited 3 replies Add to Favorites Watch
View JR545's profile


13 posts in 998 days

03-07-2015 03:57 PM

Can/should I continue to use precat even though it past it’s use by date?
I have access to a 5 gallon container that is a year past it’s use by date.
What should I look for that would preclude it’s use?
The precat viscosity has thickened some but appears to be fine with no gelling. a
Can I just thin to spray as usual or does it need to be disposed of?

3 replies so far

View JAAune's profile


1768 posts in 2128 days

#1 posted 03-07-2015 04:03 PM

Don’t use it for anything important. I’ve used some to finish the backs or underside of items that would never be seen but needed sealing. Once it gets past the expiration date, there’s potential for long-term problems like cracking. Nobody wants that to happen.

-- See my work at and

View CharlesNeil's profile


2103 posts in 3682 days

#2 posted 03-07-2015 08:49 PM

shoot a scrap, if it dries and it probably will its fine, been here done it numerous times,

View pintodeluxe's profile


5421 posts in 2625 days

#3 posted 03-07-2015 10:54 PM

I have used pre-cat lacquer that I’m sure was outdated. It performed the same as new.

-- Willie, Washington "If You Choose Not To Decide, You Still Have Made a Choice" - Rush

Have your say...

You must be signed in to reply.

DISCLAIMER: Any posts on LJ are posted by individuals acting in their own right and do not necessarily reflect the views of LJ. LJ will not be held liable for the actions of any user.

Latest Projects | Latest Blog Entries | Latest Forum Topics