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EZ-M3x7.0-OD4.5

EZ Inserts

EZ Series Inserts

The advantages: 
Injection molding.
Straight knurling with groove design can provide strong torque and pulling force.
Blind-end design can effectively prevent plastic backflow causing internal hole defects
Suitable for thermoplastic plastics and thermosetting plastics.
            
Installation instruction:
Please put the threaded inserts into a reserved core pins, then closed the mold and mold it together with the plastic.
The core pin is designed to match the bottom hole of the thread or be designed according to the size table. 
If the core pin is smaller, it will cause the platic overflow into the internal thread; if the pin oversize, it will cause the inserts failed put into.

REQUEST SAMPLES
A Thread size M3x0.5
L Insert lengths 7.0 mm
OD Insert diameter 4.5 mm
B End diameter 4.2 mm
C Min.Thread lengths 4.5 mm
Base panel material Plastic
Materials Brass
Surface Treatment Cleaning
Installation Equipment/Method Molded-in Threaded Inserts

EZ Series Inserts DATA


📊 Key Benefits of Using Threaded Inserts in Plastics

1. Enhanced Mechanical Performance

  • Higher Pull-Out Strength: Distributes load over larger area

  • Improved Torque Resistance: Metal threads resist stripping better than plastic

  • Vibration Resistance: Maintains clamping force in dynamic applications

2. Design Flexibility

  • Enables use of standard screws and bolts in plastic assemblies

  • Allows thinner wall sections than would be possible with molded threads

  • Provides options for blind hole applications

3. Manufacturing Efficiency

  • Reduced Assembly Time: Faster than tapping threads in plastic

  • Consistent Quality: Eliminates variations in hand-tapped threads

  • Automation Friendly: Many insert types suitable for automated installation

4. Long-Term Reliability

  • Reusability: Threads survive multiple assembly cycles

  • Chemical Resistance: Metal inserts unaffected by plastic degradation

  • Temperature Stability: Maintain performance across wider temperature ranges