Once the insert is heated to the correct temperature, allow it to cool prior to attempting to unthread it from the housing. The thread locking adhesive that retains the thread insert will begin to break-down at a temperature of 400 degrees Fahrenheit (204 C).Īn oxy-acetylene torch can be used to heat the inner wall of the insert as shown here. Questions and Answers: What is the process to remove an E-Z LOK insert?
Keensert tap drill chart free#
clean the hole so that it is free of chips in preparation for installation of the insert. Tap the insert installation threads in the housing using the recommended standard tap size.Īfter drilling and tapping.The recommended drill and tap sizes are printed on the E-Z LOK insert packaging. Drill out the old threads using the standard drill size.Once cured, the insert is rated by its manufacturer to seal against pressures up to 6,000 psi. Features & Benefits Can be used in virtually any material including aluminum, cast iron, steel, & plastics Positive mechanical lock against rotation High strength and flexibility provides maximum pull out strength Easy installation and removal, can be installed using standard drills and taps. The adhesive begins to set-up immediately, and is fully cured in 72 hours. Pre-applied thread locking compound on the external threads of the insert activates when the insert is installed in the housing.
Keensert tap drill chart install#
The notches are sometimes used to help install and remove the insert. Each insert is provided with two notches on one end as shown here.The external threads of the insert are a standard diameter and pitch to allow installation using standard tooling. E-Z LOK is a threaded bushing insert that is machined from solid steel.Inserts are used in a variety of housing materials including steel, aluminum, cast iron, and magnesium. E-Z LOK is a solid-body-style insert used in thread repair applications, or to reinforce threaded holes in softer materials.
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