
Common Surface Prep Mistakes That Ruin Adhesion: Troubleshooting Guide
Why did my glue not stick even though I did everything right?
Jul 22, 2026 · 8 min read
Lead Tester & Writer
Marty has spent over fifteen years tackling home and workshop repairs, learning through trial and error which adhesives actually hold up under real-world stress. From bonding dissimilar metals for automotive projects to fixing cracked plastic patio furniture, he’s tested more product combinations than he can count. His guiding principle is that the right prep and precise product knowledge make all the difference—especially when the repair has to survive vibration, moisture, or the hot summer sun.

Why did my glue not stick even though I did everything right?
Jul 22, 2026 · 8 min read

How much clamping pressure and time do I need for my glue to cure properly?
Jul 22, 2026 · 5 min read

How does the shape of the joint affect glue strength?
Jul 22, 2026 · 12 min read

Do I need a primer before gluing certain materials, and what does it do? Learn when silanes, titanates, and proper prep make or break your bond.
Jul 22, 2026 · 6 min read

What are the best degreasers for cleaning surfaces before gluing?
Jul 22, 2026 · 6 min read

How does sanding improve adhesive bond strength, and what grit should I use?
Jul 22, 2026 · 9 min read

Discover the critical surface prep steps: clean, abrade, prime—with grit sizes, solvents, chemical treatments, and timing specific to your materials.
Jul 22, 2026 · 7 min read

How do I know what size bolt and grade to use for a mechanical repair?
Jul 22, 2026 · 3 min read

Should I use screws or nails for my deck, and what type?
Jul 22, 2026 · 6 min read

How do I install toggle bolts for heavy wall-mounted items?
Jul 22, 2026 · 5 min read