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MANUFACTURING PROCESS

Ultrasonic Welding

Clean, repeatable plastic joining for housings and subassemblies without added adhesives or visible fasteners.

Ultrasonic Welding at Createch

Ultrasonic welding uses controlled high-frequency vibration to create heat at the joint interface. Createch uses the process for compatible thermoplastic parts where the product requires a fast and repeatable assembly method.

Createch ultrasonic welding manufacturing process

Process scope and production support

Equipment

Eleven ultrasonic welding machines support production assembly.

Joint review

Material compatibility, weld energy directors and fixture access receive review before launch.

Process control

Amplitude, pressure, time and collapse requirements can form part of the validated process.

Inspection

Visual, dimensional, leak or strength checks depend on the functional requirement.

Parts and programs suited to ultrasonic welding

  • Two-part thermoplastic housings
  • Internal plastic subassemblies
  • Cosmetic enclosures
  • Fastener-free plastic joints
  • Assemblies requiring functional inspection

Joint geometry, compatible resin selection, energy-director design, horn and fixture access, cosmetic limits and the required strength or functional test should be reviewed before tooling is finalized.

From technical review to controlled production

The exact sequence changes according to the drawing, material, volume and validation requirements.

  1. 01Material and joint review
  2. 02Horn and fixture design
  3. 03Trial welding
  4. 04Parameter validation
  5. 05Production welding
  6. 06Functional inspection