Milling Shoes

  • Designed and manufactured according to API spec 7-1.
  • It can complete casing window cutting and window repair operations once with regular and smooth window.
  • Milling shoe can be divided into three kind: flat-bottom (or concave-bottom) milling shoe, guide mill shoe.
  • It is used to mill the fallen substances, such as bolt, nut, tooth wheel, slip dog, fittings for deep-well pump.
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Description

Milling shoes can be divided into three kind: flat-bottom (or concave-bottom) milling shoe, guide mill shoe and come mill shoe according to its structure and shape At the milling surface, the carbide particles are built up by welding, which plays a part of self-milling. It is used to mill the fallen substances, such as bolt, nut, tooth wheel, slip dog, fittings for deep-well pump, etc.

Techanical Specification

Type O.D./in Connetion
API
OAL/in
MX105 4-1/8 NC23 3-1/2
MX114 4-1/2 NC26 16
MX140 5-1/2 3-1/2REG 27-1/2
MX152 6 NC38 18-1/2
MX178 7 NC46 19
MX195 7-43/64 4-1/2REG 21-1/4
MX215 8-15/32 4-1/2REG 21-1/4
MX311 12-1/4 6-5/8REG 23-27/64
MX406 16 7-5/8REG 25-19/32

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