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\u09ac\u09b9\u09bf\u09b0\u09be\u0997\u09a4\u09ad\u09be\u09ac\u09c7 \u09ae\u09be\u0989\u09a8\u09cd\u099f \u0995\u09b0\u09be PTFE \u09ac\u09c7\u09b2\u09cb \u09af\u09be\u09a8\u09cd\u09a4\u09cd\u09b0\u09bf\u0995 \u09b8\u09bf\u09b2\u0964 \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09b8\u09cd\u09b2\u09be\u09b0\u09bf \u09ac\u09be \u09ac\u09b0\u09cd\u099c\u09cd\u09af \u09aa\u09cd\u09b0\u09af\u09bc\u09cb\u0997\u09c7\u09b0 \u099c\u09a8\u09cd\u09af, \u0997\u09cd\u09b0\u09a8\u09cd\u09a5\u09bf \u09aa\u09cd\u09af\u09be\u0995\u09bf\u0982 \u09ac\u09bf\u0995\u09b2\u09cd\u09aa\u0997\u09c1\u09b2\u09bf\u0993 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09be \u09b9\u09af\u09bc\u0964 \u09ad\u09be\u09b0\u09c0-\u09b6\u09c1\u09b2\u09cd\u0995 \u09ac\u09c7\u09b8\u09aa\u09cd\u09b2\u09c7\u099f, \u0985\u09cd\u09af\u09be\u09a8\u09cd\u099f\u09bf-\u09ad\u09be\u0987\u09ac\u09cd\u09b0\u09c7\u09b6\u09a8 \u09ae\u09be\u0989\u09a8\u09cd\u099f\u09bf\u0982 \u098f\u09ac\u0982 \u0985\u09a4\u09cd\u09af\u09a8\u09cd\u09a4 \u09a8\u09bf\u09b0\u09cd\u09ad\u09c1\u09b2 \u0987\u09ae\u09aa\u09c7\u09b2\u09be\u09b0 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09c7, \u098f\u0987 \u09aa\u09be\u09ae\u09cd\u09aa\u0997\u09c1\u09b2\u09bf \u09a8\u09cd\u09af\u09c2\u09a8\u09a4\u09ae \u09b8\u09cd\u09aa\u09a8\u09cd\u09a6\u09a8 \u09b8\u09b9 \u09ae\u09b8\u09c3\u09a3, \u0985\u09ac\u09bf\u099a\u09cd\u099b\u09bf\u09a8\u09cd\u09a8 \u09aa\u09cd\u09b0\u09ac\u09be\u09b9 \u09b8\u09b0\u09ac\u09b0\u09be\u09b9 \u0995\u09b0\u09c7, \u0995\u09a0\u09bf\u09a8 \u09b6\u09bf\u09b2\u09cd\u09aa \u09aa\u09b0\u09bf\u09ac\u09c7\u09b6\u09c7 \u09a6\u09c0\u09b0\u09cd\u0998\u09ae\u09c7\u09af\u09bc\u09be\u09a6\u09c0 \u09ae\u09be\u09a8 \u098f\u09ac\u0982 \u0995\u09be\u09b0\u09cd\u09af\u0995\u09b0\u09c0 \u09a8\u09bf\u09b0\u09cd\u09ad\u09b0\u09af\u09cb\u0997\u09cd\u09af\u09a4\u09be \u09a8\u09bf\u09b6\u09cd\u099a\u09bf\u09a4 \u0995\u09b0\u09c7\u0964.<\/p>\n\n<p><img src=\"https:\/\/chintanengineers.in\/wp-content\/smush-webp\/2026\/03\/how-to-size-a-pp-pump-for-chemical-transfer-head-loss-flow-a.jpg.webp\" alt=\"Close-up of PP Pumps installed on an industrial baseplate showing the heavy-duty polypropylene casing, flanged connections, and TEFC motor assembly\" loading=\"lazy\" decoding=\"async\" \/><\/p>\n\n<h2>2. \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09b8\u09cd\u09a5\u09be\u09a8\u09be\u09a8\u09cd\u09a4\u09b0\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0\u09bf\u0995 \u0986\u0995\u09be\u09b0 \u09a8\u09bf\u09b0\u09cd\u09a7\u09be\u09b0\u09a3 \u09aa\u09a6\u09cd\u09a7\u09a4\u09bf<\/h2>\n\n<p>\u0989\u09a6\u09cd\u09ad\u09bf\u09a6\u09c7\u09b0 \u09a6\u0995\u09cd\u09b7\u09a4\u09be \u098f\u09ac\u0982 \u09a8\u09bf\u09b0\u09be\u09aa\u09a4\u09cd\u09a4\u09be \u09ac\u099c\u09be\u09af\u09bc \u09b0\u09be\u0996\u09be\u09b0 \u099c\u09a8\u09cd\u09af \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09b8\u09cd\u09a5\u09be\u09a8\u09be\u09a8\u09cd\u09a4\u09b0\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u09aa\u09bf\u09aa\u09bf \u09aa\u09be\u09ae\u09cd\u09aa\u09c7\u09b0 \u0986\u0995\u09be\u09b0 \u09a8\u09bf\u09b0\u09cd\u09a7\u09be\u09b0\u09a3 \u0995\u09b0\u09be \u0985\u09aa\u09b0\u09bf\u09b9\u09be\u09b0\u09cd\u09af\u0964 \u09b8\u09a0\u09bf\u0995 \u09b8\u09cd\u09aa\u09c7\u09b8\u09bf\u09ab\u09bf\u0995\u09c7\u09b6\u09a8 \u09a8\u09bf\u09b0\u09cd\u09a7\u09be\u09b0\u09a3 \u0995\u09b0\u09be\u09b0 \u09b8\u09ae\u09af\u09bc <a href=\"https:\/\/chintanengineers.in\/bn\/products\/pp-pump-manufacturer\/\">\u09aa\u09bf\u09aa\u09bf \u09aa\u09be\u09ae\u09cd\u09aa<\/a>, \u0986\u0995\u09be\u09b0 \u09a8\u09bf\u09b0\u09cd\u09a7\u09be\u09b0\u09a3 \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09af\u09bc\u09be\u099f\u09bf \u0995\u09c7\u09ac\u09b2 \u098f\u0995\u099f\u09bf \u09aa\u099b\u09a8\u09cd\u09a6\u09b8\u0987 \u09aa\u09cd\u09b0\u09ac\u09be\u09b9 \u09b9\u09be\u09b0 \u09a8\u09bf\u09b0\u09cd\u09ac\u09be\u099a\u09a8 \u0995\u09b0\u09be\u09b0 \u099a\u09c7\u09af\u09bc\u09c7 \u0985\u09a8\u09c7\u0995 \u09ac\u09c7\u09b6\u09bf \u098f\u0997\u09bf\u09af\u09bc\u09c7\u0964 \u09ad\u09be\u09b0\u09a4\u09c0\u09af\u09bc \u09aa\u09cd\u09b2\u09cd\u09af\u09be\u09a8\u09cd\u099f \u0987\u099e\u09cd\u099c\u09bf\u09a8\u09bf\u09af\u09bc\u09be\u09b0\u09a6\u09c7\u09b0 \u0985\u09ac\u09b6\u09cd\u09af\u0987 \u09aa\u09a6\u09cd\u09a7\u09a4\u09bf\u0997\u09a4\u09ad\u09be\u09ac\u09c7 \u09ae\u09cb\u099f \u0997\u09a4\u09bf\u09b6\u09c0\u09b2 \u09ae\u09be\u09a5\u09be \u0997\u09a3\u09a8\u09be \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7, \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09aa\u09be\u0987\u09aa\u09bf\u0982 \u0998\u09b0\u09cd\u09b7\u09a3 \u09ac\u09bf\u09ac\u09c7\u099a\u09a8\u09be \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7, \u09b8\u09cd\u09a4\u09a8\u09cd\u09af\u09aa\u09be\u09a8 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09b0 \u09ae\u09c2\u09b2\u09cd\u09af\u09be\u09af\u09bc\u09a8 \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7 \u098f\u09ac\u0982 \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995\u09c7\u09b0 \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09ae\u09be\u09a7\u09cd\u09af\u09be\u0995\u09b0\u09cd\u09b7\u09a3\u09c7\u09b0 \u09b8\u09be\u09a5\u09c7 \u0987\u09ae\u09cd\u09aa\u09c7\u09b2\u09be\u09b0 \u098f\u09ac\u0982 \u09ae\u09cb\u099f\u09b0\u0995\u09c7 \u09b8\u09a0\u09bf\u0995\u09ad\u09be\u09ac\u09c7 \u09ae\u09c7\u09b2\u09be\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964 \u098f\u099f\u09bf \u0995\u09b0\u09a4\u09c7 \u09ac\u09cd\u09af\u09b0\u09cd\u09a5 \u09b9\u09b2\u09c7 \u0986\u0995\u09be\u09b0 \u0995\u09ae (\u09af\u09be\u09b0 \u09ab\u09b2\u09c7 \u0995\u09ae \u09aa\u09cd\u09b0\u09ac\u09be\u09b9 \u098f\u09ac\u0982 \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09af\u09bc\u09be \u09ac\u09be\u09a7\u09be \u09b8\u09c3\u09b7\u09cd\u099f\u09bf \u09b9\u09af\u09bc) \u09ac\u09be \u0985\u09a4\u09bf\u09b0\u09bf\u0995\u09cd\u09a4 \u0986\u0995\u09be\u09b0 (\u09af\u09be\u09b0 \u09ab\u09b2\u09c7 \u09a4\u09c0\u09ac\u09cd\u09b0 \u0997\u09b9\u09cd\u09ac\u09b0, \u09af\u09be\u09a8\u09cd\u09a4\u09cd\u09b0\u09bf\u0995 \u09b8\u09bf\u09b2\u0997\u09c1\u09b2\u09bf \u09aa\u09cd\u09b0\u09b8\u09cd\u09ab\u09c1\u099f\u09bf\u09a4 \u09b9\u09af\u09bc \u098f\u09ac\u0982 \u0985\u09aa\u09cd\u09b0\u09af\u09bc\u09cb\u099c\u09a8\u09c0\u09af\u09bc\u09ad\u09be\u09ac\u09c7 \u0989\u099a\u09cd\u099a \u09b6\u0995\u09cd\u09a4\u09bf \u0996\u09b0\u099a \u09b9\u09af\u09bc) \u09b9\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7\u0964. <\/p>\n\n<p><strong>\u09ae\u09cb\u099f \u0997\u09a4\u09bf\u09b6\u09c0\u09b2 \u09ae\u09be\u09a5\u09be (TDH) \u0997\u09a3\u09a8\u09be \u0995\u09b0\u09be \u09b9\u099a\u09cd\u099b\u09c7<\/strong><\/p>\n<p>\u09aa\u09be\u0987\u09aa\u09c7 \u0998\u09b0\u09cd\u09b7\u09a3 \u0995\u09cd\u09b7\u09a4\u09bf\u09b0 \u09b9\u09bf\u09b8\u09be\u09ac \u09ac\u09bf\u09ac\u09c7\u099a\u09a8\u09be \u0995\u09b0\u09c7, TDH \u09b9\u09b2 \u09ae\u09cb\u099f \u09b8\u09ae\u09a4\u09c1\u09b2\u09cd\u09af \u0989\u099a\u09cd\u099a\u09a4\u09be \u09af\u09be \u098f\u0995\u099f\u09bf \u09a4\u09b0\u09b2 \u09aa\u09be\u09ae\u09cd\u09aa \u0995\u09b0\u09be \u09b9\u09ac\u09c7\u0964. <\/p>\n<p>TDH = \u09b8\u09cd\u099f\u09cd\u09af\u09be\u099f\u09bf\u0995 \u09b8\u09be\u0995\u09b6\u09a8 \u09b2\u09bf\u09ab\u099f (\u09ac\u09be \u09a1\u09cd\u09b0\u09aa) + \u09b8\u09cd\u099f\u09cd\u09af\u09be\u099f\u09bf\u0995 \u09a1\u09bf\u09b8\u099a\u09be\u09b0\u09cd\u099c \u09b9\u09c7\u09a1 + \u09ab\u09cd\u09b0\u09bf\u0995\u09b6\u09a8 \u09b9\u09c7\u09a1 \u09b2\u09b8 + \u09ac\u09c7\u0997 \u09b9\u09c7\u09a1\u0964.<\/p>\n<p>\u0995\u09cd\u09b7\u09af\u09bc\u0995\u09be\u09b0\u09c0 \u09a4\u09b0\u09b2 \u09aa\u09be\u09ae\u09cd\u09aa \u0995\u09b0\u09be\u09b0 \u09b8\u09ae\u09af\u09bc, \u09aa\u09b2\u09bf\u09aa\u09cd\u09b0\u09cb\u09aa\u09bf\u09b2\u09bf\u09a8 \u09aa\u09be\u09ae\u09cd\u09aa \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u09b9\u09c7\u09a1 \u09b2\u09b8 \u0995\u09c0\u09ad\u09be\u09ac\u09c7 \u0997\u09a3\u09a8\u09be \u0995\u09b0\u09a4\u09c7 \u09b9\u09af\u09bc \u09a4\u09be \u0986\u09aa\u09a8\u09be\u09b0 \u099c\u09be\u09a8\u09be \u0989\u099a\u09bf\u09a4\u0964 \u09af\u09c7\u09b9\u09c7\u09a4\u09c1 \u098f\u0987 \u09aa\u09be\u09ae\u09cd\u09aa\u0997\u09c1\u09b2\u09bf \u09aa\u09cd\u09b0\u09be\u09af\u09bc\u09b6\u0987 PVC, CPVC, \u0985\u09a5\u09ac\u09be HDPE \u09aa\u09be\u0987\u09aa\u09bf\u0982\u09af\u09bc\u09c7\u09b0 \u09b8\u09be\u09a5\u09c7 \u09b8\u0982\u09af\u09c1\u0995\u09cd\u09a4 \u09a5\u09be\u0995\u09c7, \u09a4\u09be\u0987 \u0985\u09ad\u09cd\u09af\u09a8\u09cd\u09a4\u09b0\u09c0\u09a3 \u0998\u09b0\u09cd\u09b7\u09a3 \u09ab\u09cd\u09af\u09be\u0995\u09cd\u099f\u09b0 \u09aa\u09c1\u09b0\u09be\u09a8\u09cb \u0987\u09b8\u09cd\u09aa\u09be\u09a4 \u09aa\u09be\u0987\u09aa\u09c7\u09b0 \u09a4\u09c1\u09b2\u09a8\u09be\u09af\u09bc \u0995\u09ae \u09a5\u09be\u0995\u09c7\u0964 \u0987\u099e\u09cd\u099c\u09bf\u09a8\u09bf\u09af\u09bc\u09be\u09b0\u09b0\u09be \u09b8\u09be\u09a7\u09be\u09b0\u09a3\u09a4 \u0998\u09b0\u09cd\u09b7\u09a3 \u09ae\u09be\u09a5\u09be \u0997\u09a3\u09a8\u09be \u0995\u09b0\u09be\u09b0 \u099c\u09a8\u09cd\u09af \u09b9\u09cd\u09af\u09be\u099c\u09c7\u09a8-\u0989\u0987\u09b2\u09bf\u09af\u09bc\u09be\u09ae\u09b8 \u09b8\u09c2\u09a4\u09cd\u09b0 \u09ac\u09be \u09a1\u09be\u09b0\u09cd\u09b8\u09bf-\u0993\u09af\u09bc\u09c7\u0987\u09b8\u09ac\u09be\u0996 \u09b8\u09ae\u09c0\u0995\u09b0\u09a3 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09c7\u09a8, \u09b8\u09be\u09ac\u09a7\u09be\u09a8\u09a4\u09be\u09b0 \u09b8\u09be\u09a5\u09c7 \u09a1\u09bf\u09b8\u099a\u09be\u09b0\u09cd\u099c \u09b2\u09be\u0987\u09a8\u09c7 \u09aa\u09cd\u09b0\u09a4\u09bf\u099f\u09bf \u0995\u09a8\u09c1\u0987, \u099f\u09bf, \u0986\u0987\u09b8\u09cb\u09b2\u09c7\u09b6\u09a8 \u09ad\u09be\u09b2\u09ad \u098f\u09ac\u0982 \u09a8\u09a8-\u09b0\u09bf\u099f\u09be\u09b0\u09cd\u09a8 \u09ad\u09be\u09b2\u09ad\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u09b8\u09ae\u09a4\u09c1\u09b2\u09cd\u09af \u09aa\u09be\u0987\u09aa\u09c7\u09b0 \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af \u09af\u09cb\u0997 \u0995\u09b0\u09c7\u09a8\u0964 \u0998\u09b0\u09cd\u09b7\u09a3 \u0995\u09cd\u09b7\u09a4\u09bf\u0995\u09c7 \u0985\u09ac\u09ae\u09c2\u09b2\u09cd\u09af\u09be\u09af\u09bc\u09a8 \u0995\u09b0\u09be\u09b0 \u09ab\u09b2\u09c7 \u098f\u09ae\u09a8 \u098f\u0995\u099f\u09bf \u09aa\u09be\u09ae\u09cd\u09aa \u09a8\u09bf\u09b0\u09cd\u09ac\u09be\u099a\u09a8 \u0995\u09b0\u09be \u09b9\u09af\u09bc \u09af\u09be \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae\u09c7\u09b0 \u09aa\u09cd\u09b0\u09a4\u09bf\u09b0\u09cb\u09a7\u0995\u09c7 \u0985\u09a4\u09bf\u0995\u09cd\u09b0\u09ae \u0995\u09b0\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7 \u09a8\u09be, \u09af\u09be\u09b0 \u09ab\u09b2\u09c7 \u09aa\u09cd\u09b0\u09ac\u09be\u09b9 \u09a8\u09be\u099f\u0995\u09c0\u09af\u09bc\u09ad\u09be\u09ac\u09c7 \u09b9\u09cd\u09b0\u09be\u09b8 \u09aa\u09be\u09af\u09bc\u0964.<\/p>\n\n<p><strong>\u09b8\u09cd\u09a4\u09a8\u09cd\u09af\u09aa\u09be\u09a8 \u0985\u09ac\u09b8\u09cd\u09a5\u09be \u098f\u09ac\u0982 NPSH \u09ae\u09c2\u09b2\u09cd\u09af\u09be\u09af\u09bc\u09a8<\/strong><\/p>\n<p>\u0995\u09cd\u09b7\u09af\u09bc\u0995\u09be\u09b0\u09c0 \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09b8\u09cd\u09a5\u09be\u09a8\u09be\u09a8\u09cd\u09a4\u09b0\u09c7\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09c7 \u09aa\u09cd\u09b0\u09be\u09af\u09bc\u09b6\u0987 \u09ad\u09c2\u0997\u09b0\u09cd\u09ad\u09b8\u09cd\u09a5 \u09b8\u09be\u09ae\u09cd\u09aa, \u09ac\u09b0\u09cd\u099c\u09cd\u09af \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u0997\u09b0\u09cd\u09a4 \u09ac\u09be \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09b8\u09cd\u099f\u09cb\u09b0\u09c7\u099c \u099f\u09cd\u09af\u09be\u0999\u09cd\u0995 \u09a5\u09c7\u0995\u09c7 \u09a4\u09b0\u09b2 \u099f\u09c7\u09a8\u09c7 \u0986\u09a8\u09be \u099c\u09a1\u09bc\u09bf\u09a4 \u09a5\u09be\u0995\u09c7\u0964 \u0995\u09cd\u09af\u09be\u09ad\u09bf\u099f\u09c7\u09b6\u09a8 \u09aa\u09cd\u09b0\u09a4\u09bf\u09b0\u09cb\u09a7 \u0995\u09b0\u09be\u09b0 \u099c\u09a8\u09cd\u09af - \u098f\u0995\u099f\u09bf \u09a7\u09cd\u09ac\u0982\u09b8\u09be\u09a4\u09cd\u09ae\u0995 \u0998\u099f\u09a8\u09be \u09af\u09c7\u0996\u09be\u09a8\u09c7 \u09a4\u09b0\u09b2 \u09ac\u09be\u09b7\u09cd\u09aa\u09c0\u09ad\u09c2\u09a4 \u09b9\u09af\u09bc \u098f\u09ac\u0982 \u0987\u09ae\u09cd\u09aa\u09c7\u09b2\u09be\u09b0\u09c7\u09b0 \u09ad\u09bf\u09a4\u09b0\u09c7 \u09ad\u09c7\u0999\u09c7 \u09aa\u09a1\u09bc\u09c7 - \u0986\u09aa\u09a8\u09be\u09b0 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae\u09c7 \u0989\u09aa\u09b2\u09ac\u09cd\u09a7 \u09a8\u09c7\u099f \u09aa\u099c\u09bf\u099f\u09bf\u09ad \u09b8\u09be\u0995\u09b6\u09a8 \u09b9\u09c7\u09a1 (NPSHa) \u09aa\u09be\u09ae\u09cd\u09aa \u09a6\u09cd\u09ac\u09be\u09b0\u09be \u09aa\u09cd\u09b0\u09af\u09bc\u09cb\u099c\u09a8\u09c0\u09af\u09bc \u09a8\u09c7\u099f \u09aa\u099c\u09bf\u099f\u09bf\u09ad \u09b8\u09be\u0995\u09b6\u09a8 \u09b9\u09c7\u09a1 (NPSHr) \u098f\u09b0 \u099a\u09c7\u09af\u09bc\u09c7 \u0995\u09a0\u09cb\u09b0\u09ad\u09be\u09ac\u09c7 \u09ac\u09c7\u09b6\u09bf \u09b9\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u0995\u09cd\u09b2\u09cb\u09b0\u09bf\u0995 \u0985\u09cd\u09af\u09be\u09b8\u09bf\u09a1 (HCl) \u098f\u09b0 \u09ae\u09a4\u09cb \u0989\u09a6\u09cd\u09ac\u09be\u09af\u09bc\u09c0 \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995\u09c7\u09b0 \u099c\u09a8\u09cd\u09af, \u0989\u099a\u09cd\u099a \u09ad\u09be\u09b0\u09a4\u09c0\u09af\u09bc \u0997\u09cd\u09b0\u09c0\u09b7\u09cd\u09ae\u09c7\u09b0 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09af\u09bc \u09ac\u09be\u09b7\u09cd\u09aa\u09c7\u09b0 \u099a\u09be\u09aa\u0995\u09c7 NPSHa \u0997\u09a3\u09a8\u09be\u09af\u09bc \u09ac\u09bf\u09ac\u09c7\u099a\u09a8\u09be \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964 \u09aa\u09cd\u09b2\u09be\u09ac\u09bf\u09a4 \u09b8\u09be\u0995\u09b6\u09a8 \u09a8\u09bf\u09b6\u09cd\u099a\u09bf\u09a4 \u0995\u09b0\u09be \u09ac\u09be \u09a8\u09cd\u09af\u09c2\u09a8\u09a4\u09ae \u09b8\u09be\u0995\u09b6\u09a8 \u09b2\u09bf\u09ab\u099f \u09ac\u099c\u09be\u09af\u09bc \u09b0\u09be\u0996\u09be \u09b9\u09b2 \u09aa\u09be\u09ae\u09cd\u09aa\u09c7\u09b0 \u0987\u09ae\u09cd\u09aa\u09c7\u09b2\u09be\u09b0 \u098f\u09ac\u0982 \u09af\u09be\u09a8\u09cd\u09a4\u09cd\u09b0\u09bf\u0995 \u09b8\u09bf\u09b2\u0997\u09c1\u09b2\u09bf\u0995\u09c7 \u0995\u09cd\u09af\u09be\u09ad\u09bf\u099f\u09c7\u09b6\u09a8 \u0995\u09cd\u09b7\u09a4\u09bf \u09a5\u09c7\u0995\u09c7 \u09b0\u0995\u09cd\u09b7\u09be \u0995\u09b0\u09be\u09b0 \u09b8\u09b0\u09cd\u09ac\u09cb\u09a4\u09cd\u09a4\u09ae \u0989\u09aa\u09be\u09af\u09bc\u0964.<\/p>\n\n<p><img src=\"https:\/\/chintanengineers.in\/wp-content\/smush-webp\/2026\/03\/how-to-size-a-pp-pump-for-chemical-transfer-head-loss-flow-a-1-scaled.jpg.webp\" alt=\"Engineers inspecting PP Pumps during a chemical transfer operation at an effluent treatment plant, checking suction lines and discharge pressure gauges\" loading=\"lazy\" decoding=\"async\" \/><\/p>\n\n<p><strong>\u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09ae\u09be\u09a7\u09cd\u09af\u09be\u0995\u09b0\u09cd\u09b7\u09a3 \u0989\u09aa\u09b0 \u09ad\u09bf\u09a4\u09cd\u09a4\u09bf \u0995\u09b0\u09c7 \u0987\u09ae\u09aa\u09c7\u09b2\u09be\u09b0 \u098f\u09ac\u0982 \u09ae\u09cb\u099f\u09b0 \u09a8\u09bf\u09b0\u09cd\u09ac\u09be\u099a\u09a8<\/strong><\/p>\n<p>\u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09aa\u09be\u09ae\u09cd\u09aa\u09c7\u09b0 \u0986\u0995\u09be\u09b0 \u09a8\u09bf\u09b0\u09cd\u09a7\u09be\u09b0\u09a3\u09c7\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09c7 \u09b8\u09ac\u099a\u09c7\u09af\u09bc\u09c7 \u09b8\u09be\u09a7\u09be\u09b0\u09a3 \u09ad\u09c1\u09b2 \u09b9\u09b2 \u09a4\u09b0\u09b2\u09c7\u09b0 \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09ae\u09be\u09a7\u09cd\u09af\u09be\u0995\u09b0\u09cd\u09b7\u09a3 (SG) \u098f\u09ac\u0982 \u09b8\u09be\u09a8\u09cd\u09a6\u09cd\u09b0\u09a4\u09be \u0989\u09aa\u09c7\u0995\u09cd\u09b7\u09be \u0995\u09b0\u09be\u0964 \u09aa\u09be\u09a8\u09bf\u09b0 SG 1.0\u0964 \u09a4\u09ac\u09c7, \u09af\u09a6\u09bf \u0986\u09aa\u09a8\u09bf 98% \u09b8\u09be\u09b2\u09ab\u09bf\u0989\u09b0\u09bf\u0995 \u0985\u09cd\u09af\u09be\u09b8\u09bf\u09a1 (\u09aa\u09cd\u09b0\u09be\u09af\u09bc SG 1.84) \u09b8\u09cd\u09a5\u09be\u09a8\u09be\u09a8\u09cd\u09a4\u09b0 \u0995\u09b0\u09c7\u09a8, \u09a4\u09be\u09b9\u09b2\u09c7 \u09a4\u09b0\u09b2\u099f\u09bf \u09aa\u09be\u09a8\u09bf\u09b0 \u099a\u09c7\u09af\u09bc\u09c7 84% \u09ad\u09be\u09b0\u09c0 \u09b9\u09ac\u09c7\u0964 \u09af\u09a6\u09bf\u0993 \u0995\u09c7\u09a8\u09cd\u09a6\u09cd\u09b0\u09be\u09a4\u09bf\u0997 \u09aa\u09be\u09ae\u09cd\u09aa \u098f\u0995\u0987 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u0989\u09ce\u09aa\u09be\u09a6\u09a8 \u0995\u09b0\u09ac\u09c7 <em>\u09ae\u09be\u09a5\u09be<\/em> \u09a4\u09b0\u09b2 \u09a8\u09bf\u09b0\u09cd\u09ac\u09bf\u09b6\u09c7\u09b7\u09c7 \u09ae\u09bf\u099f\u09be\u09b0\u09c7, \u09ad\u09be\u09b0\u09c0 \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995\u099f\u09bf \u09b8\u09b0\u09be\u09a4\u09c7 \u0989\u09b2\u09cd\u09b2\u09c7\u0996\u09af\u09cb\u0997\u09cd\u09af\u09ad\u09be\u09ac\u09c7 \u09ac\u09c7\u09b6\u09bf \u09ac\u09cd\u09b0\u09c7\u0995 \u09b9\u09b0\u09cd\u09b8\u09aa\u09be\u0993\u09af\u09bc\u09be\u09b0 (BHP) \u09aa\u09cd\u09b0\u09af\u09bc\u09cb\u099c\u09a8\u0964. <\/p>\n<p>BHP = (\u09aa\u09cd\u09b0\u09ac\u09be\u09b9 \u09b9\u09be\u09b0 \u00d7 TDH \u00d7 \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09ae\u09be\u09a7\u09cd\u09af\u09be\u0995\u09b0\u09cd\u09b7\u09a3) \/ (3960 \u00d7 \u09aa\u09be\u09ae\u09cd\u09aa 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