Effect of hollow fiber diameter and membrane surface area of polymethyl methacrylate membrane on filter lifetime

Table 1 Technical data on hemofilter used

	CH-1.0N	CH-1.0W	CH-1.8W
Membrane material	Polymethyl methacrylate
Membrane surface area [m²]	1.0		1.8
Hollow fiber diameter [µm]	200	240
Hollow fiber thickness [µm]	30
Effective length [cm]	19.5
Number of hollow fibers (calculation) [−]	8161	6801	12,243
Hydraulic permeability [mL/mmHg/m²/h]	33.0 ± 2.3	32.4 ± 4.6	32.5 ± 4.6

ISSN: 2059-1381