What Is Polyester Laminating Resin

There are a variety of resins on the market for a multitude of uses including composite laminating resins floor coating resins table coating resins and casting resins.

What is polyester laminating resin.

Without wax this resin remains tacky to hold fiberglass fabric in place on vertical surfaces. Polyester is more fragile and useful for temporary fixes or low stress use. It is affordable and easy to use. Laminating resin will become hard but will remain slightly tacky to allow paint or more fiberglass to.

Laminating resins begin as a liquid and cure into a solid form. It contains wax and cures tack free to form a hard clear finish on fiberglass metal and wood. Polyester laminating resin doesn t fully cure while exposed to air so when it is used for lay up every application joins to the previous one on a molecular level. Totalboat polyester laminating resin is used as a first coat for base coat applications.

Frequently asked questions what is the difference between polyester resin and epoxy resin. Polyester resin is excellent for fiberglass lay up building a boat for example. Remember however that you get what you pay for. Laminating resin lse is a orthophthalic based polyester resin showing excellent physical and mechanical properties.

Including boats yachts and water tanks. Sand paint or apply gelcoat upon full cure. Resin is more popular for craft and jewelry making due to its lower cost. You end up with what is essentially a single substance encapsulating multiple layers of glass.

For this article we are going to discuss laminating resins since that is the type of resin we sell. Polyester resin is used for laminating fiberglass reinforcement molds and yes waterproofing wood. Polyester laminating resin premium iso npg is used in combination with glass mats for the construction of boats cars ponds swimming pools model making and r. Mekp methyl ethyl ketone peroxide catalyst included.

Epoxy is generally more expensive than resin due to its strength and formulation requirements. Suited for use in water applications. Totalboat polyester laminating resin technical data polyester laminating resin sds mekp sds. Finishing resin is basically laminating resin with added wax that allows it to fully harden.

Polyester resin is used more for fiberglass lay up or if you re going to finish a repair with gelcoat as the polyester resin will bond to the gelcoat better. Polyester laminating resin also known as fiberglass resin is the most commonly used resin in the industry it is used in a wide variety of projects including boats car bodies kayaks surfboards patio decks and aircraft. Needs no sanding between coats. Polyester lse will also suit all general purpose fibreglass applications.