... -4.5m Hole shape: square, slotted, diamond, hexagonal Plastic mesh for aquaculture Opening: 0.6mm-3mmThickness:1m-4.5mmColor:black,white, green ... of corrosion resistance, so it can be used in the aquaculture. And this can be very small hole, so can be ... process as below picture,HEBEI MAISHI WIRE MESH MANUFACTUREPlastic mesh for aquaculture Plastic mesh for aquaculture