Mica Block

Block Mica is knife dressed mica with a minimum thickness of 7 mil (0.18 mm). It is available in sizes up to 12” to 14” (30 to 35 cm) square. Block Mica larger than this is rare. Mica in this form is available in sheets with an average thickness between 7 mils & 30 mils (0.18 mm & 0.75 mm). Block Mica is supplied in both natural (random) and calibrated thickness as required. After splitting into a specified thickness, the mica is then cut and punched to a required size and shape to meet the desired specifications.