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To see the entire line of LIBRA sanders and options, CLICK HERE FOR BROCHURE.

The LIBRA 35 RTC 110 is a 43” two head combination sander specifically designed for calibration and sanding of wood based panels. The Libra 35 is a flexible solution for the small-medium shop. This NEW and REDESIGNED sander offers some of the best technology in its class.


Unit 1:

·        Contact Roller

o   Grooved steel contact roller Ø 120 mm (4.7”)

o   Micrometric height adjustment

o   Pneumatic positioning

Unit 2:

·        Combination Sanding Head

o   Rubber coated contact roller Ø 120 mm (4.7”) / 65 shore (CA2533)

o       Micrometric height adjustment

o       Pneumatic positioning


·        Working width

1100 mm


·        Working thickness

4 - 170 mm

¼ – 6½”

·        Abrasive belt size

1115 x1900 mm

43.8” x 74.8”

·        Variable Feed speed 2 speeds

4.5 or 9 mpm

14.75 – 29.5 fpm

·        Main motor


20 Hp

·        Feed belt motor

                 .75 kw

1 Hp

·        Work table positioning

0.3 kW

0.4 Hp

·        Compressed air pressure

6 bar

90 psi

·        Compressed air consumption

40 NL/min

2 cfm

·        Dust extraction velocity

20 mps

65 fps

·        Dust extraction volume

3180 m3/h

1872 cfm



USA safety standards


Electronic digital thickness readout in inches


Version “X”


First head contact roller Ø 120mm 65 shore


- Pneumatic selector 1st  and 2nd  units from control.  Electronic worktable positioning device.


Motor upgrade 20 Hp


230 volt


Automatic centering of feed conveyor


60 Frequency 60 Hz


Seaworthy packing for “version 110”



Standard Equipment

  • Welded structural tubular steel frame
  • Infeed table w/ variable feed speed
    • 2 infeed and outfeed idler rollers
    • Natural (live) rubber profiled conveyor top
    • Powered thickness adjustment
    • Infeed pressure roller w/ anti kick-back system
    • Automatic conveyor belt tacking
    • Automatic break on all units
  • Grooved steel contact roller 120 mm (4.7 ”) diam.
  • Combination Sanding Head
    • Rubber covered contact roller 120 mm (4.5“) 65 sh.
    • Elastic segmented platen
    • Platen made of extractable bar with felt insert D = 68 sh.
    • Steel backed felt pad w/ graphite cover
    • Pneumatic abrasive belt tensioning
  • Micrometric height adjustment on all units


  • 230V – 3 Ph – 60 Hz (CA2529)
  • Safety switches on all hinged doors
  • Automatic Star-delta Start
  • Overload protection
  • Main switch lock out
  • Automatic Disc Braking System
    • Pneumatically operated
    • Fail safe design
  • Infeed feed roller system
    • Anti kick-back system
    • Protects operator


  • Grooved steel and rubber contact rollers
  • Pressure rollers
    • Rubber covered
    • Before and after sanding unit 2
    • Insures positive feed into contact roller
    • Securely holds work-pieces
  • Automatic Feed Belt Tracking
    • Electronically controlled
    • Pneumatically operated
    • Continuous tracking
    • Over tracking override
  • Pneumatic on/off Positioning
    • In lieu of manual positioning
    • For Both Units
  • FOX 500 Controller
    • Controls the automatic raise and fall of the platen
    • Automatic rise and fall is synchronized with inverter speeds
    • Manages the timing of 2 contact heads 1 roller and 1 platen
    • Digital read out for working height inches
    • Working unit on/off positioning and control
  • Infeed and Outfeed Support
    • 2 idle infeed and outfeed rollers


  • Worktable rise and fall
    • The table is supported by 4 large jackscrews to prevent table movement and allows for long lasting tolerances an levelness
  • Rigid Platen
    • Extractable bar with felt contact insert (D=68) with screwed graphite cloth
    • Manual adjustment of working height
    • Platen positioning selector switch on the front control panel
    • Pneumatic cylinder for activation
    • Micrometric adjustment for platen position according to the abrasive belt thickness


It is the responsibility of the purchaser to position and level the machine it its final operating position, and connect all utilities to the machine prior to the arrival of the Field Service Technician.  The FST will then make final machine adjustments, run sanding tests on customer’s work-pieces, and instruct the machine operator how to operate the machine to achieve optimum results.


Seller warrants, for a period of one (1) year beginning on the date the Machinery is accepted, that the Machinery will be free of defects in workmanship and materials, excluding belts, bearings, and common electrical parts, which carry a six-month warranty. This warranty does not include parts consumed during normal operation (wearable items), working units, or maintenance required in the ordinary course of operation.  Seller shall warrant any replacement spare parts and accessories installed pursuant to this warranty for the period of ninety (90) days. 


Tooling, including blades, is not included unless noted.  Upon request, we can supply a quotation of the most suitable tools required for use on this machine. 


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