... DIG Unsaturated Polyester Resin,Aluminium Hydroxide,Quartz Sand,Titanium Dioxide etc. to make the products,color and texture run all the way ... through and never wear away.2.Brush finishWe adopt composited resin 20% plus 80% quartz ... resistance,scatch resistance,high temprature resistance. granite sink,acrylic sink,artificial stone sink,stone resin sink