... . CE certificate BT-1500 Centrifugal Sedimentation Particle Size Analyzer BT-1500 type has excellent performance and wide application ... barite, mica powder, communalizebentonite,diatonite, clay, etc.. Various metal powder such as aluminum powder, zinc powder, molybdenum powder, ... tungsten powder, magnesium powder, copper powder, rare-earth metal powder, alloy powder, etc. Other powder such as catalyst ...