JIS Z 8901 Class 5 Fly Ash Technical Sheet

JIS Z 8901 Class 5 Fly Ash: A standardized test powder with a particle density of 2.0–2.3 g/cm³ and at least 45% SiO₂. Used for dust separator tests, filtration efficiency assessments, and instrument calibration, conforming to JIS Z 8901 standards.