raschig ring, carbo steel raschig ring, ss304 raschig ring, 316L raschig ring, metal rasching ring, tower packing Metal Raschig RingD*H*T (mm)Surface area (m²/m³)Free volume (%)Number per m³Bulk density (Kg/m³)16*16*0.3 33095.120500039625*25*0.5 21694.65500043238*38*0.8 13694.61500043650*50*0.8 10295.9650032776*76*1.0 5796.61900276The above data refer to material stainless steel (AISI304) in the ...