Double helix milling column manual
It has been put into use in countries such as Iraq and Congo.
We can customize the dimensions and parameters according to customer needs for processing.
Overview:
This tool can be applied to casing window opening or open hole drilling operations.
Application:
·In the application of casing window opening, use this tool to increase the window length, eliminate necking inside the casing, as shown in Figure 1. png
Obstruction point and big dog leg position.
·In open hole drilling applications, this tool is used as a drilling tool to remove debris from the wellbore
Convenient for subsequent insertion of completion string.
Features:
Imported hard alloy single milling column and double milling column with inlaid longitudinal grooves are available for selection as standard drill pipe buckles.
Size | 150-065 |
Suitable for casing size | 7 "casing |
Suitable for naked eye size | 6 "naked eye |
Outer diameter of the body (mm) | One hundred and thirty-three |
Alloy tooth outer diameter (mm) | 150-149 |
Minimum inner diameter (ID) | Sixty-five |
Milling column structure | Double helix structure |
Upper buckle type | NC-38 (3-1/2 in IF) Box |
Lower buckle type | NC-38 (3-1/2 in IF) Pin |
Total length (mm) | One thousand six hundred and fifty |
Body material | 42CrMo+hard alloy |