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RESIN TYPES - THEIR ADVANTAGES & DISADVANTAGES


There are several types of resins that Fiberglass Coatings offers. This page is a high level look at the advantages and disadvantages of each resin. If you need more detail please call one of our technical support representatives to get all of your questions answered.




NSR or Boatyard

Inexpensive
Highly inhibited for longer shelf life
Stays liquid longer
Shouldn't be used below the waterline
Shows cosmetic defects



GP Marine

Highly inhibited for longer shelf life
Fast wet-out
A good industrial laminating resin
Water can bleed through and cause blisters or laminating problems



Boat Builder or Low Profile

Designed for boats that don't stay in the water
Higher heat temperature distortion
Better water resistance
Low shrink - good cosmetically



Isophthalic

Corrosion resistance
Good chemical resistance
High strength



Vinylester

High water barrier resistance
Better bonding strength
Helps to prevent osmotic blistering
Better physical strength



Orthophthalic (GP100)

Absorbs less water
Shrinks less - good cosmetically
Good for hand wet-out
Can be used above or below the waterline



Clear Casting

Colorless and clear as ice
Used for casting and embedding



Surfboard

Clear, wax free
Designed for surf and sail board building or repair