CHEMLEASE 41-90 EZ (GALLON) | Fiberglass Florida

Q-Cell, or microballoons, are hollow glass or phenolic
microspheres that are lightweight and add volume to the
resin or epoxy mixture. They are primarily used as a filler
to reduce density, increase volume, and improve
sandability. Q-Cell...

How Much Does 4-Pound Pour Foam Expand and What Volume Will It Fill? Four-pound density polyurethane pour foam is a closed-cell marine foam with greater strength and compression resistance than 2-pound foam. It is commonly used in structural applications...

Adtech (Sika) Marine Fillers: How to Choose — P-14, P-11/AP112, P-17, P-77/AP077 Quick pick: For most boat fairing and everyday bonding, choose P-14 Ultra Filler (our top seller). Use P-11/AP112 when...

Most polyester tooling molds are built using contact (open) molding, where tooling gel coat is applied first and allowed to gel before laminating. The laminate bonds to the cured gel coat through a secondary bond, which is inherently weaker than a ...

Tooling gel coat selection directly impacts mold surface quality, durability, and heat resistance. Isophthalic polyester tooling gel coats provide the highest natural gloss and smoothness but offer moderate strength and heat distortion temperature (...

Barrier coats, typically vinyl ester based, are applied between the tooling gel coat and the laminate. Their primary function is to block fiber print-through and reduce surface distortion in the finished mold. Barrier coats also reinforce the ...

Marine Pour Foam – Mix Ratios, Expansion Volumes, and Density Guide Marine pour foam, also called expanding foam, is a two-part closed-cell polyurethane foam used for flotation, insulation, and cavity filling. At