Polyplus Type II Urea Plastic Blast Media is a cost effective replacement for chemical stripping operations and is perfect for a wide variety of light paint removal and industrial cleaning. It is designed to be used at low pressure settings from 15 to 45 PSI. It has a mesh screen size of 20-30 and a MOHS hardness of 3.5. It is fast and efficient, yet not damaging for most paint removal applications.  Polyplus can be used on aircraft wheels, landing gear, and ground equipment. It can also be reused many times. Material meets or exceeds MIL-P-85891 (A).