SI® brand inserts employ press-in, molded-in, or heat/ultrasonic installation methods to provide strong, reusable, permanent threads in plastic.
Read more about Threaded Inserts For Plastic.
Frequently Asked Questions
Ultrasonic/Heat Staking Threaded Inserts
- Tapered, Thru Threaded – IUA, IUB, IUC
- Straight Wall Thru Threaded – IUTA, IUTB, IUTC
- Symmetrical, Thru Threaded – ISA, ISB, ISC
- microPEM® Inserts For Plastic – MSIA™, MSIB™
- Setup Temperatures for Thermal Pressing Inserts
Molded-In Threaded Inserts
- Blind Threaded – IBA, IBB, IBC
- Self-Locking Blind Threaded – IBLC
- Thru Threaded – ITA, ITB, ITC
- Knurled Spacers – STKA, STKB, STKC
Press-In Threaded Inserts
- Hexagonal – NFPC, NFPA
- Thru Threaded – PPA, PPB
- Flange-Head – PFLA, PFLB
- Straight Knurl – PKA, PKB
microPEM® Threaded Inserts
- microPEM® Inserts For Plastic – MSIA™, MSIB™
Currently we do not sell equipment for installing SI® brand threaded inserts for plastics.
For your convenience we have listed below suppliers of ultrasonic and thermal insertion presses.