Threaded inserts for special applications

Tappex® can offer a range of range of Brass threaded inserts for post mould installation in more critical & 'stress-prone' engineering plastics (Steel variants also available dependant upon application requirements, to suit, please enquire).

Threaded inserts suitable for special applications

Brass thread insert for hard plastics

SETSERT®

Brass thread insert for hard plastics

  • Designed for cold press installation into hard & filled thermoplastic & thermoset plastic materials (injection & compression-moulded BMC/DMC/SMC's)
  • Available as a single & double headed brass thread insert
  • Incorporates a helical knurl with a 'broaching' form & undercuts to enhance rotational & pull-out performance
  • Reduced installation force over conventional press-fit thread inserts
  • Pilot feature aides alignment; may also be heat or ultrasonically installed;M3 to M5 currently available

Overview

 
 
High performance insert for thermoplastics

DEDSERT®

High performance insert for thermoplastics

  • Designed for heat or ultrasonic installation into thermoplastic materials also, without internal thread specified as an 'anti creep' spacer
  • Available as a single, short / regular length & reduced head brass thread insert
  • Incorporates two bands of opposing helical knurls
  • Reduced installation force over conventional press-fit thread inserts
  • High rotational and pull out performance
  • Pilot feature aides alignment; M3 to M6

Overview

 
 
Brass threaded insert for stress prone plastics

SURESERT®

Brass threaded insert for 'stress prone' plastics

  • Designed for Ultrasonic or Heat installation in notch sensitive or stress prone thermoplastics
  • Double ended design to simplify automatic & manual installations
  • Incorporates two annular bands of curved knurls and central undercut with pilot features
  • Reduced installation force over conventional barbed inserts
  • Pilot feature aides alignment; may also be heat or ultrasonically installed
  • M3,M4 & M6 currently available other sizes possible after consultation

Overview

 
 
Thread forming screws

Thread Forming Screws

TPX Range

  • Thread forming screws not thread cutting
  • Developed for use in Thermoplastic materials
  • Installed into either machined of moulded pilot holes
  • 30 degree thread flank angle ensures reduced installation torque & induced stress in plastics
  • Available in a range of M2.5 to M6
  • Lengths from 6mm-22m (2mm increments); 25-50mm length (5mm increments)

Overview