4330 is a 7.5 mil, crepe masking tape used to mask circuit boards before plating, cable bundling and packaging. 4330 is a finely creped, flexible, wet resistant and temperature resistant masking tape with a high tensile strength. It is a high performance paper masking tape for painting with oven drying up to 284F. It guarantees a sharp edged finish and can be removed very easily without leaving any residues.