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How to Thicken Epoxy: What to Add and How Much
By: Boat Suppliers
08 August 2026

How to Thicken Epoxy: What to Add and How Much

Thicken epoxy with fumed silica: 1-2% by weight for sag control, 6-10% for structural putty. Rati...

By: Boat Suppliers
08 August 2026

How to Thicken Epoxy: What to Add and How Much

Thicken epoxy with fumed silica: 1-2% by weight for sag control, 6-10% for structural putty. Rati...

Aerosil 200 vs Cab-O-Sil M-5: Same Fumed Silica, Different Label?
By: Boat Suppliers
07 August 2026

Aerosil 200 vs Cab-O-Sil M-5: Same Fumed Sili...

Aerosil 200 and Cab-O-Sil M-5 are both 200 m²/g hydrophilic fumed silica. Here's what's actually ...

By: Boat Suppliers
07 August 2026

Aerosil 200 vs Cab-O-Sil M-5: Same Fumed Sili...

Aerosil 200 and Cab-O-Sil M-5 are both 200 m²/g hydrophilic fumed silica. Here's what's actually ...

How Much Fumed Silica to Add to Epoxy (Fillets and Fairing)
By: The Boat Suppliers crew
16 June 2026

How Much Fumed Silica to Add to Epoxy (Fillet...

Fumed silica turns runny epoxy into a non-sag fillet or bonding paste. How much to add for each c...

By: The Boat Suppliers crew
16 June 2026

How Much Fumed Silica to Add to Epoxy (Fillet...

Fumed silica turns runny epoxy into a non-sag fillet or bonding paste. How much to add for each c...

Microballoon filler powder and fumed silica powder compared in two jars
By: Boat Suppliers
08 April 2026

Microballoon vs Cabosil Fillers: Which One fo...

Compare microballoon vs cabosil fillers for marine projects. Learn which epoxy filler type works ...

By: Boat Suppliers
08 April 2026

Microballoon vs Cabosil Fillers: Which One fo...

Compare microballoon vs cabosil fillers for marine projects. Learn which epoxy filler type works ...

Different marine fairing filler powders and a putty knife with mixed filler paste
By: Boat Suppliers
06 April 2026

Marine Filler Types: Complete Guide to Fairin...

Complete guide to marine filler types for boat repairs. Learn about structural, fairing, and cosm...

By: Boat Suppliers
06 April 2026

Marine Filler Types: Complete Guide to Fairin...

Complete guide to marine filler types for boat repairs. Learn about structural, fairing, and cosm...

Fiberglass filler being mixed into resin for a fillet
By: Mark Cafero
21 February 2026

Fiberglass Fillers – Mixing and Applying with...

When it comes to boat repairs and customization, fiberglass work is one of the most common—and mo...

By: Mark Cafero
21 February 2026

Fiberglass Fillers – Mixing and Applying with...

When it comes to boat repairs and customization, fiberglass work is one of the most common—and mo...

Sanding and fairing a fiberglass panel with a longboard
By: Mark Cafero
21 February 2026

Sanding and Fairing Techniques for Fiberglass...

Whether you're preparing for gelcoat, paint, or simply ensuring a seamless surface, taking the ri...

By: Mark Cafero
21 February 2026

Sanding and Fairing Techniques for Fiberglass...

Whether you're preparing for gelcoat, paint, or simply ensuring a seamless surface, taking the ri...