BM-21S | Stainless Steel Plate & Pipe Beveler


BM-21S is designed for milling edges of plates and pipes made of stainless steels. Most important features include: low speed motor suitable for machining stainless steel, guide plate with guide rolls made of stainless steel. Unlike flame or plasma cut weld preparation, BM21-S produces no heat affected zone or distortion of the work piece.


Top bevelling
Facing off
Pipe OD beveling
Bevel angles 0° to 60°
Bevel width up to 21mm
Pipe OD range
260-600mm (option)

Key features

The machine enables to bevel sheet edges as well as pipe edges with diameters from 150 mm (6’’) to 300 mm (12’’) in 0–60° range with maximum bevel width of 21 mm (13/16’’). When equipped with an optional guide, BM-21S allows working on pipes with diameters over 300 mm (12’’).

  • low speed motor suitable for machining stainless steel
  • guide plate with guide rolls made of stainless steel
  • up to 21 mm bevel width at 45°
  • beveling angles adjusted continuously between 0 to 60°
  • new single milling head equipped with 10 square inserts makes machining process far more efficient and much less operator fatiguing
  • fast and easy inserts exchange with no need for special adjustment
  • easy setting of bevel angle and bevel width
  • vibration insulation protects both the operator and electronics against vibration
  • one universal guide plate for beveling both plates and pipes

Plate bevelling

Plate facing-off

Pipe bevelling

Stainless steel bevelling

Continous bevel angle and width adjustment

Mono block milling head

Stainless steel guides for bevelling plates and pipes


Make sure you are familiar with Promotech BM-21S plate and pipe beveler brochure including technical data and detailed information about this product. Should you have any further questions we encourage you to send us an enquiry.

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Power Supply230V AC / 50 Hz or 115 V AC / 60 Hz
Induction motorwith increased start-up current
Power1600 W (for 50 Hz); 1800 W (for 60 Hz)
Spindle speed
1360–1630 rpm (at 230 V)
1300–1560 rpm (at 115 V)
Toolingintegrated milling head with 10 square TCT inserts
Beveling angle 0-60° with continuous angle adjustment
Max bevel width21 mm (13/16’’)
Weight Approx. 23 kg (51 lbs)