污水自吸泵是自吸和無堵渡塞排污于一身抽吸含有大顆料固體塊，長纖維的污物、沉淀物、廢礦雜質。是污水處理工業廢水排放的理想產品。
污水自吸泵管道損耗參照表：
| mm | 1 | 2 | 4 | 6 | 8 | 10 | 每100米直管損失米數以新鑄鐵管偉標準舊管加倍 | |
| 25 | 3.27 | 13.0 | | | | | |
| 40 | 3.5 | 14 | 15 | | | | 15 | 20 | | |
| 50 | 0.8 | 3.1 | 13 | 29 | | | | | 25 | 30 | | |
| 65 | | 0.8 | 3.2 | 7.1 | 13 | 20 | | | | | 40 | 50 | | |
| 80 | | 0.4 | 1.6 | 3.3 | 5.9 | 9.6 | 21.6 | | | | | | 60 | 70 | | |
| 100 | | | 0.4 | 0.8 | 1.3 | 2.1 | 6.8 | 8.6 | 13 | 19.4 | | | | | 80 | 90 | | |
| 125 | | | | 0.23 | 0.4 | 0.63 | 1.3 | 2.7 | 4.1 | 5.9 | 10.7 | | | | | | 100 | 110 | | |
| 150 | | | | | 0.16 | 0.26 | 0.58 | 1.1 | 1.6 | 2.3 | 4.2 | 6.4 | 9.4 | | | | | | 120 | 130 | | |
| 175 | | | | | | 0.11 | 0.27 | 0.5 | 0.74 | 1.05 | 1.9 | 2.9 | 4.3 | 5.8 | 7.7 | 9.6 | | | | | 140 | 160 | |
| 200 | | | | | | | 0.13 | 0.26 | 0.37 | 0.53 | 0.93 | 1.5 | 2.1 | 2.9 | 3.7 | 4.7 | 6.1 | 7.2 | 8.5 | | | | 180 | 200 |
| 250 | | | | | | | | 0.07 | 0.12 | 0.18 | 0.30 | 0.48 | 0.68 | 0.93 | 1.2 | 1.5 | 1.9 | 2.3 | 2.8 | 3.3 | 3.7 | 4.9 | 4.2 | |
| 300 | | | | | | | | | 0.07 | 0.12 | 0.19 | 0.37 | 0.49 | 0.61 | 0.76 | 0.9 | 1.1 | 1.3 | 1.5 | 2.0 | 2.4 | | | |
