| Rasching Ring Raschig Ring is now used in many applications, but particularly in supporting catalyst beds. 1) Ceramic Rasching Ring  Main specification of Ceramic Rasching Ring | Name | Diameter mm | H x T mmxmm | Surface area (m2/m3) | Void space % | No.elements (n/m3) | Bulk Density (kg/m3) | Dry Packing factor | Packingfactor m-1 | | Ceramic Rasching Ring | 6.4 | 6.4x0.8 | 789 | 0.73 | 3110000 | 737 | 2030 | 2400 | | 8 | 8x1.5 | 570 | 0.64 | 1465000 | 600 | 2170 | 2500 | | 10 | 10x1.5 | 440 | 0.70 | 720000 | 700 | 1280 | 1500 | | 15 | 15x2 | 330 | 0.70 | 250000 | 690 | 960 | 1020 | | 16 | 16x2 | 305 | 0.07 | 192500 | 730 | 784 | 900 | | 25 | 25x2.5 | 190 | 0.78 | 49000 | 505 | 400 | 400 | | 40 | 40x4.5 | 126 | 0.75 | 12700 | 577 | 305 | 350 | | 50 | 50x4.5 | 93 | 0.81 | 6000 | 457 | 177 | 220 | | 80 | 80x9.5 | 76 | 0.68 | 1910 | 714 | 243 | 280 | 2) Metal Rasching Ring  Metal Rasching rings are available in a wide range of carbon steel and stainless steel. Stainless steel including 304, 304L, 410, 316, 316L. Main specification of Metal Rasching Ring | Name | Diameter mm | H x T mmxmm | Surface area (m2/m3) | Void space % | No.elements (n/m3) | Bulk Density (kg/m3) | Dry Packing factor | Packingfactor m-1 | | Metal Rasching Ring | 6.4 | 6.4x0.8 | 789 | 0.73 | 3110000 | 2100 | 2030 | 2500 | | 8 | 8x0.3 | 630 | 0.91 | 1550000 | 750 | 1140 | 1580 | | 10 | 10x0.5 | 500 | 0.88 | 800000 | 960 | 740 | 1000 | | 15 | 15x0.5 | 350 | 0.92 | 248000 | 660 | 460 | 600 | | 25 | 25x0.8 | 220 | 0.92 | 55000 | 640 | 290 | 390 | | 35 | 35x1 | 150 | 0.93 | 19000 | 570 | 190 | 260 | | 50 | 50x1 | 110 | 0.95 | 7000 | 430 | 130 | 175 | | 76 | 76x1.6 | 68 | 0.95 | 1870 | 400 | 80 | 105 | |