bonding

I want to bond the 80 weight Div foam to my hullsides 2 part poly paint with 5200 for bond strength and open time. The only question is whether I ought to precoat the foam with epoxy to make a more uniform surface. @rxcomposite Do you know? … or anyone else know if best to bond the 5200 to...

How much stronger and how much better is the adhesion for a higher quality epoxy such as west system or totalboat vs cheap epoxy from amazon? I recently used some of the amazon stuff to build a custom evaporative cooling unit for my greenhouse. It seemed to adhere extremely well and the 1/2"...

I am looking for a definitive answer on grounding and bonding and the AC and DC system. My boat is a twin outboard powercat. I have one raw water bronze intake below water. The main question is whether or not I am required to tie the AC and the DC ground bus. I was told by surveyor it was...

has anyone quantified the difference between an epoxy bond that is wet on green vs a secondary sanded bond? I realize this is somewhat subject to variations in substrates and epoxies and glass, but has anyone sort of averaged it out? Like, for example, a wet on green bond after a 12 hour cure...

Curing of the deck bond under vacuum. The collision bow area was laminated at the same time. The collision bow was laminated over a foam core which will dent during large collisions, absorb energy and allow easy repair.