IN STOCK Deburring Machine

Jonsen SG630 Wide Belt Grinder

The Jonsen SG630-JS is the most widely used machine in the sheet metal processing industry. It is a wide belt grinding machine with a 24” table and allows up to 4 heads. Its main functions are to carry out deburring operation of stamping sheet metal articles, perform surface napping and polishing, and create HL effect. Very easy to operate. Available in Wet (JS) or Dry (WJS) models.

Ideal for:

  • stainless steel, aluminum, copper, etc.

  • strong descaling

  • polishing platen

  • wet sanding (SG630-WJS only)


For deburring stamping sheet metal articles, surface napping and polishing, and creating hairline effect.

For information on machine specifications or a quote, please see below or send us an Information Request form. Interested in a demo? Visit our Milwaukee, WI Showroom!



Request More Information







Mix Width






Min Working Length 9.5" 9.5" 11.8" 8.2" -

Total Power

9 kW

12 kW

55 kW

8.25 kW 11.74 kW

Machine Dimensions

(L x W x H)

6.3 x 3.9 x 6 ft

5.4 x 5.6 x 6 ft

9.2 × 8.8 × 7.4 ft

14 × 13.8 × 7.7 ft

19.7 x 19.7 x 6.6 ft

Machine Weight

1.5 Tons

1.8 Tons

4 Tons

3.5 Tons

7 Tons


  • Italian digital thickness control system
  • Patented pneumatic controlled belt working device
  • 4-pillar synchro lift system
  • Precise heat-resistant conveyor belt
  • Built-in engine
  • Unique brush for cleaning conveyor belt
Embedded thumbnail for Jonsen SG630 Wide Belt Grinder
Embedded thumbnail for Jonsen SG630 Wide Belt Grinder
Click to Download