MXZ型錐型磨鞋可用來(lái)銑削回接筒的倒角, 銑削套管較小的局部變形, 修整在下鉆過(guò)程中各種工具將接雒處套管造成的卷邊及射孔時(shí)引起的毛剌飛邊, 清整滯留在井壁上的礦物結(jié)晶及其它堅(jiān)硬的雜物等, 以便恢復(fù)通徑尺寸。
Specifications | ||
公稱外徑 | 接頭螺紋 | 適用井徑 |
89(3.5) | NC26 2-3/8REG | 95 2~101 6 (3.76~4) |
97(382) | 107.9~114.3(4.25~4.5) | |
110(4.33) | NC31、2-7/8REG、3-1/2REG | 117.5~127.0(4.63~5) |
121(4 76) | 130~139.7(5.11~55 ) | |
130(5.12) | 142.9~152.4(5 63~6) | |
1405(.51) | NC38、3-1/2REG、4-1/2REG | 155.6~165.1(6.13~6.5) |
156(6.14) | 168~187.3(6.6~737) | |
178(7) | 190.5~209.5(7.5~8.25) | |
200(7.87) | NC50 4-1/2REG | 212.7~241.3(8.37~9 5) |
232(9.13) | 244.5~269.9(9.62~10.63) | |
257(10.12) | 6-5/8REG | 273~295.3(10.74~11.63) |
279(10.98) | 298.5~317.5(11.75~12 5) | |
295(11.61) | 320.6~346.1(12.62~13.63) | |
330(13) | 349.3~406.4(13. 75~16) | |
381(15) | 406.4~444.5(16~17.5) | |
406(15) | 7-5/8REG | 431.8 ~ 508(17~20) |
686(27) | 711.2~863 6(28~34) |