Introduced by BASF in 1940s based on the Raschig Rings
Diameter-to-height ratio is 1:1, the diameter is same with height, but with two rows of windows on the ring wall
Compared with Raschig Ring, Pall ring has larger production capacity, lower pressure drop, larger operation flexibility and higher efficiency
Available in sizes of 16, 25, 38, 50, 76
Available in materials of SS, CS, Cu, Al, Monel, PP, RPP, PVC, CPVC, Ceramic or other request
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