Grades

Nominal 0-45μm
Nominal 0-75μm
Nominal 0-106μm
Nominal 0-150μm
Nominal 25-38μm
Nominal 45-63μm
Nominal 53-75μm
Nominal 53-106μm
Nominal 53-125μm
Nominal 53-212μm
Nominal 75-106μm
Nominal 75-125μm
Nominal 106-212μm
Nominal 125-212μm
Nominal 150-212μm
Nominal 150-250μm
Nominal 150-500μm
Nominal 180-250μm
Nominal 212-300μm
Nominal 212-500μm
Nominal 250-425μm
Nominal 300-425μm
Nominal 355-425μm
Nominal 425-600μm
Nominal 500-600μm
Nominal 600-710μm
Nominal 600-850μm
Nominal 710-850μm

0-Specified Test Dust Fractions shall contain a minimum of 96% within stated size range as measured by volume %.
Intermediate Grade Test Dust Fractions shall contain a minimum of 90% within stated size range as measured by volume %.