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MT-M2.5x4.0-OD3.65

Mini-Tek Inserts

MT Series Inserts

The advantages:
Re-usable threads for miniature applications
Eliminates thread stripping problems
Double ended -assists automatic feeding
Permits space-saving boss design
Designed for thermoplastic plastics (PPS. ABS、PP etc.)
 
Installation instruction:
The fastener has been designed for installation using a pre-heating process.
Care must be exercised to ensure that the fastener softens but does not melt the plastic.This will avoid any tendency to generate unsightly flash around the top of the insert.Excessive pressure should be avoided,since this may result in the insert being forced into the hole without allowing the plastic to soften and flow around the surface profile.
REQUEST SAMPLES
A  Thread size M2.5x0.45
L  Insert lengths 4.0 mm
OD  Insert diameter 3.65 mm
P Pilot end 3.15 mm
Base panel material Plastic
H  Hole diameter 3.2-3.3 mm
W  Min. wall thickness 1.0 mm
Materials Brass
Surface Treatment Cleaning
Installation
Equipment/Method
Heat Staking/Ultrasonic

MT Series Inserts  DATA

How do you thread an insert?

To thread an Insert, you typically follow a process where you either use a pre-threaded Insert or create the threads in the material where the Insert will be placed. Here are detailed instructions on how to handle both scenarios:

1. Using Pre-Threaded Inserts:
If you are using a pre-threaded insert, such as a thermoset or self-tapping insert, you do not need to create the threads yourself. Instead, you will install the insert into a material that already has internal threads.

Installation steps:
Choose the Correct Insert: Choose the insert that fits the size of screw you plan to use.
Prepare your material: Drill a hole in the material (plastic, wood, or metal) that matches the outer diameter of the insert.

Installation of the insert:
Heat-Set Insert: Use a soldering iron or heating tool to heat the insert and press it into the hole until it is properly seated.
Self-Drilling Inserts: Simply screw the insert into the pre-drilled hole to create its own threads upon installation.

2. Create a thread in the material:
If you want to create threads directly in the material (for example, if you are not using an insert), you can use a tap to cut threads in the material.

Tapping Thread:
Choose the right tap: Choose a tap that matches the size of screw you will be using.
Drill a pilot hole: Use the drill to create a hole in the material. The hole size should match the tap specification (usually slightly smaller than the tap's outer diameter).

Click Hole:
Insert the tap into the hole and turn clockwise to cut threads in the material. You may want to apply cutting oil to reduce friction and heat.
After a few turns, back off the tap slightly to clear any debris and continue tapping until the desired depth is reached.
Clean Threads: After tapping, clean the hole to remove any debris.

Summary:
For Pre-Threaded Inserts: Install them directly into the prepared holes.
For creating threads: Use a tap to cut threads in a material.
By following these methods, you can effectively thread inserts or create threads in materials for a secure fastening.