SHAMROCK TECHNOLOGIES › TEXTURE ULTRA FINE TEXTURE ULTRA FINE $0.00 SHAMROCK TEXTURE ULTRAFINE is a high melt viscosity, crystalline polyethylene powder with a mean particle size of 165 microns. Add To Cart Added! SHAMROCK TEXTURE ULTRAFINE is a high melt viscosity, crystalline polyethylene powder with a mean particle size of 165 microns. You Might Also Like TEXTURE 5380W TEXTURE 5378 W TEXTURE 5388 W TEXTURE 5382W TEXTURE 5384W