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Pemasok yang Diaudit The pilot mill is used to mill the fish which have inner bore isntability and shake in the downwell, such as drill pipe, drilcl ollar, tubing etc.
The pilot mill is made up of mill shoe body and pilot cone, as the following picture.The upper part of the mill shoe body is inner thread, the lower part
is cylinder whose diameter is bigger. Welding YD alloy and anti-abrasive material on the back plane of pilot cone and mill shoe body. The pilot cone has the
effect of leading and fixing the top of the fish. And there are 2-4 water crossing grooves on the back plane of the mill shoe body to make sure it can circulate
unblocked.
The pilot mill shoes locate the fish by the cone which is entered into the fish, and then rotate with the drilling tool, the mill shoes welded with YD alloy
grind the fish.
| Type | O.D./in | HOLE SIZE | conn. |
| LMX98 | 3-55/64 | 4-1/4--4-1/2 | 2-3/8REG |
| LMX121 | 4-3/4 | 5-1/8--5-1/2 | 2-7/8REG |
| LMX143 | 5-5/8 | 6-1/8--6-1/2 | 2-7/8REG |
| LMX152 | 5-63/64 | 6-5/8--7-3/8 | 3-1/2REG |
| LMX216 | 8-1/2 | 9-5/8--10-5/8 | 4-1/2REG |
| LMX251 | 9-7/8 | 10-3/4--11-3/4 | 6-5/8REG |
1. Designed and manufactured according to API spec 7-1.
2. It can complete casing window cutting and window repair operations once with regular and smooth window.
3. Milling shoe can be divided into three kind: flat-bottom (or concave-bottom) milling shoe, guide mill shoe.
4. It is used to mill the fallen substances, such as bolt, nut, tooth wheel, slip dog, fittings for deep-well pump.
Pemasok dengan izin usaha terverifikasi
Pemasok yang Diaudit 
