Ultrasonic Finishing System SONOFILE SF-355

SONOFILE SF-355 is the Ultrasonic Polishing Machine which can be widely used in mold tool polishing and lapping.
In comparison with the conventional machine, it is very powerful and high output power.
Because of Innovative internal construction, the operability and safety are also improved, and SF-355 is certified with CE certification in Europe (CE marking). Additionally, the high user-friendly is realized due to the advanced functionality.


– Max. Power Output 45W

– Ultrasonic oscillation is turned on / off with On/Off Foot switch.

– Micro polishing can be made with the cramp tools.

– Rough grinding can be made with the integrated tools.

SF-355 set consists of
  • Power Pack (SF-355)
  • Ultrasonic handpiece (HP-9706)
  • Standard tools and accessories
  • Power cord
  • Tool box

Set Contents

Power pack / SF-355 Ultrasonic handpiece  / HP-9704 Standard accessories


Power pack

Max. Power Output : 45W
Frequency : 21-24kHz
Power consumption : 150 VA
Frequency adjustment : Automatic feedback system
Amplitude adjustment : Continuous variable
Oscillation mode : 1 step
Applicable standard : CE
External dimension : 130 × 250 × 260H mm
Weight : 3.0 kgs


Ultrasonic handpiece (Transducer)

Tool screw diameter : M6
Transducer cord : 1.7 M (Curl type)
External dimension : φ28 x 135L mm
Weight : 300 grams
Cooling system : Air-cooling

Standard accessories

Ceramic stones : 2 pcs.
Diamond files : 3 pcs.
Diamond stones : 2 pcs.
Tool cramp : 2 pcs.

Standard toolsStandard tools  

Standard tools

Spanners : 3 pcs.

Standard tools

Torx wrench : 1 pc.
Hexagonal wrench : 1pc.


Example of Application

Ultrasonic Polishing

Ultrasonic Polishing

Demonstration Movies