... absorption applications at atmospheric pressure and under vacuum, where a low pressure drop is critical,H2S, NH3 & SO2 Absorption & ... ,304L,316,316L, carbon steel, aluminum, bronze, and other alloy SpecificationD*H*δSpecific surface area m2/m3Voidεm3/m3Numnm-3Bulk ... Other metal packing available from us: IMTP, CMR, rashig ring, Nutter ring, Mellar ring, Mellapale packing, mesh corrugated packing pall ...