Epoxy adheres to wood much better than polyester does.
Vinyl ester vs epoxy fairing.
It is important to note that of the three vinyl ester resin will provide the highest corrosion resistance temperature resistance and elongation toughness.
It adds excellent strength rigidity adhesion water and chemical resistance.
To cover wood a laminate using epoxy resin and 10 oz cloth will yield a much better job than 10 oz.
Specifically proper cure of vinyl ester resins and a 15 year study of the effective use of permeation barriers in marine composites to prevent corrosion and blistering.
Fairing compounds or putties typically contain the following.
Cloth and polyester resin.
Thinning effects workability and strength thinning reduced strength but makes it easier to brush or spray.
On a broad scale of viscosity vinyl esters are midway between polyesters and epoxy resins before adding styrene.
This makes them more able to absorb impact without damage.
Polyester and vinyl ester resins depend on a catalyst to complete the curing process.
For example an epoxy resin based fairing compound contains fumed silica.
Using epoxy you can improve the laminate properties with a post cure almost always.
Epoxy resin comes in two parts.
All fairing compounds also feature a filler component.
Always use the manufacturer specified amounts of hardener or catalyst or the resin will not cure as intended.
Duratec vinyl ester fairing primer 1799 052 blue surface and product preparation.
The b side is typically the hardener side.
Vinyl ester resin is considered a hybrid of polyester and epoxy meaning its handling characteristics properties and price generally fall just between the other two.
80 grit sandpaper in preparation for topcoating with duratec vinyl ester fairing primer and or duratec vinyl ester primer.
Vinyl esters are more tolerant of stretching than polyesters.
Vinylester is essentially a styrene modified epoxy resin.
If the surface to be coated is epoxy laminate.
Leveling hull surface.
Has some great papers on this which i am quoting from.
5 reasons why epoxy floors are better than luxury vinyl flooring by sophia daukus on october 6th 2014 in environment regs many people wonder what the differences between luxury vinyl sheet or lvs and epoxy flooring and other resinous finishes are as well as which offers greater benefits these flooring types claim to offer seamless long.
