USD Gebrauchtmaschinen
für Gummi und Kunststoff GmbH

Batch Off cooling line – new
for working with release agent

• input moving belt
• supporting bars stainless steel 700 mm width
• max. width rubber strips 550 mm
• rubber band stacker
• stainless steel tank to contain release agent
• hydraulic pump to extract release agent from the tank
• stainless steel mesh band to extract the material
• drying tunnel with 6 cooling fans 800 x 800 mm
• length cooling section 8000 mm
• total length machine about 12000 mm
• output fixed tape
• output wig-wag palletization system
• painting  acc. to customer’s request
• safety guards acc. to current standard
• electrical system new
• on-board machine system   new
• inverter system for variable speed of motors
• new construction with guarantee
• with CE mark and CE user and maintenance manual in English

Manufacturer: n. a.
Year of construction: New

Pallet packaging machine / pallet winder – used

• current  3 x 400 VAC (415 VAC, 220 VAC), 16A (L1, L2, L3, PE
• power 4,0 kW
• compressed air 150 Nl/min, 6 bar, R ¼“
• dimension (LxWxH)  3200 x 2460 x 2760 mm
• weight 1450 kg

Manufacturer: ITW
Year of construction: 2004

Batch-off plant – used

• max. width rubber sheet  600 mm
• thickness rubber sheet  4 – 10 mm
• distance between banging bars  effective 140 mm
• max. pendant length hanging sheet 3600 mm
• take-off linear speed  4 – 35 m/min.
•  frequency control of  motor speed
• linear speed
• swinging  0 – 40 m/min.
• hinging 0 – 1,55 m/min.
• number of cooling fans 10 set
• power cooling fans 0,75 kW/set
• total length of line 8 m
• total power 17,5 kW
• final temperature sheet room temperature +5°C
• compressed air pressure 0,4 – 0,6 Mpa
• cross and longitudinal cutter, wig-wag packer for pallets
• total weight ca. 9800 kg

Manufacturer: RSL
Year of construction: 2015

Tandem mixer used, functional, without CE label
Machine no.          9912
Drive:                    22kW DC, adjustable
Rotor speed:         0-230 U/min.
Rotor speed control via sensor
PLC:                      Siemens S7-300CPU, (kombiniert mit originalem S5)
Connection:           via interface

Left side:                Pomini PX1, 6 tangential rotors
Volume:                 1,6 litres
Kneading chamber:  coated for heating/cooling
Chamber + rotors:   hard chrome-plated
Chamber side parts screwed together, swivel for cleaning
Pneumatic oil injection
Pneumatic trap door for emptying

Right side:              Pomini VIC 1.8 – intermeshing rotors
Volume:                  1.8 litres
Kneading chamber: coated for heating/cooling
chamber + rotors:   hard chrome plated
Chamber side parts screwed together, swivel for cleaning
Pneumatic oil injection
Pneumatic trap door for emptying

Good mechanical condition, a revision of the electrical system is recommended.

Manufacturer: Pomini
Year of constructoin: 1990

Internal mixer – used, reconditioned (2009/2017/2020), dismantled
useful volume        110 ltr. (depending on filling factor)
Upper ram:             pneumatic
Gearbox:                planned revision and change of all bearings and seals in 2017
Rotor design           tangential
AC motor                1) 460 kW, 400 V       2) 285 kW, 400 V
for 2 selectable speeds

A fully operational and complete machine with all auxiliary systems available, such as:
dust seals lubrication, hydraulic pack , pneumatics, electrical panels, etc.
Machine has also feeding conveyors with scale for raw material, oil dosing system and carbon black dosing systems;
All equipment is dismantled, cleaned and stored, ready for inspection.

Manufacturer: W & P
Year of construction: 1965

Internal mixer – used, incl. hydraulics, without gearbox, drives and controls
Capacity:                         251 liter
Useful capacity:               163 liter
Rotor speed:                   50 1/min

Ram and feeding device: Built 2012 (new)
Spare parts: complete set of corner and shaft wear strips

Mixing block: Built 2012 (overhauled, all wear parts renewed)
Spare parts: wear ring fix left /right (2 of each), 4 x wear rings rotating

Machine base frame: Built 2012 (overhauled, all wear parts renewed),
with hydraulic operated drop door incl. WP 55 with additional chrome plating

Hydraulic: Built 1996 (overhauled 2012), without oil cooler

Incl. documentation (paper form)

Manufacturer: HF Mixing Group
Year of construction: 1996 / 2012

Roll mill 220 x 575 mm – used
roll diameter:  220 mm
roll length: 575 mm
roll cooling: via water supply
roll speed: adjustable
nip adjustment: electrical
drive power: 11 kW per roll
safety guards: cage and hopper above the rolls, shift cable on both sides

Manufacturer: Berstorff
Year of construction: 1956

Roll mill 300 x 700 mm – used
roll diameter: 300 mm
roll length: 700 mm
roll cooling: via water supply
roll speed: adjustable, 0-18 rpm
nip adjustment: manually, via spindle
drive power: 58 kW
safety guards: cage above the rolls, shift cable on both sides, belly bars and safety edges

Manufacturer: unknown
Year of construction: 1956

Roll mill 250 x 500 mm – used, functional, reconditioned, acc. to CE standard, incl. guarantee
roll diameter          250mm
roll length              500 mm
engine:                  monobloc model – motor placed under cylinders
cylinders:               cored rolls with central chamber for water cooling,
mounted on bronze bushings with oil lubrication,
new rotary joints for connections to water circuit
nip adjustment:      new, hydraulically
safety cage:           new
mill tray to contain the compound
AC motor                11 kW – 400 V – 50 Hz
safety guards          according to current standard EN 1417:3.2015 to open cylinders after an emergency stop
painting                   according to customers requirements
new electric cabinet with PLC system Siemens S7-1200
new control panel with touch panel Siemens KTP400 Basic
new machine on-board system
new inverter system for variable speed of rolls
incl. 1 year warranty, with CE marking
with user and maintenance manual in English

Manufacturer: Comerio Ercole
Year of construction: n. a.

Roll mill 500 x 1500 mm – used, refurbished,
roll diameter                    500 mm
roll length                        1500 mm
Monoblock                       motor placed under the cylinders
cylinders                          cored rolls with central chamber for water cooling, mounted on bronze bushings with forced oil lubrication by pump
new rotary joints for connections to water circuit
nip adjustment                  NEW hydraulical
hydraulic unit                    NEW
tipper guiding plates
Emergency stop                New safety brake
AC engine                        110 kW – 400 V – 50 Hz
electric cabinet                 NEW with PLC-System Siemens S7-1200
control panel                    NEW
mill tray to contain compound, stainless steel
bi-directional bars for safety system
electric machine-on-board system NEW
painting acc. to customer’s specification
safety devices acc. to standard rules second EN 1417:3.2015
Reconditioned and guaranteed machine with CE marking and manual of use and maintenance in German language

Additional option against extra charge
Stock blender – reconditioned mounted on the machine to homogenize rubber compounds
Motor 110 kW brand Siemens
Inverter system (Siemens) for variable speed of cylinders
New pneumatic rotating knives placed under the mill tray to cut rubber compound

Manufacturer: Mecchaniche Moderne
Year of construction: n. a.

Roll mill 550 x 1500 mm – used, refurbished
roll diameter                    550 mm
roll length                        1500 mm
Monoblock                       motor placed under the cylinders
cylinders                          cored rolls with central chamber for water cooling, mounted on bronze bushings with forced oil lubrication by pump
new rotary joints for connections to water circuit
nip adjustment                  NEW hydraulical
hydraulic unit                    NEW
tipper guiding plates
Emergency stop               NEW safety brake
AC engine                        110 kW – 400 V – 50 Hz
electric cabinet                 NEW with PLC-System Siemens S7-1200
control panel                    NEW mill tray to contain compound, stainless steel
bi-directional bars for safety system
electric machine-on-board system NEW
painting acc. to customer’s specification
safety devices acc. to standard rules second EN 1417:3.2015
Reconditioned and guaranteed machine with CE marking and manual of use and maintenance in German language

Additional option against extra charge
Stock blender – reconditioned mounted on the machine to homogenize rubber compounds
Motor 110 kW brand Siemens
Inverter system (Siemens)for variable speed of cylinders
New pneumatic rotating knives placed under the mill tray to cut rubber compound

Manufacturer: Comerio Ercole
Year of construction: n. a.

Roll mill 400 x 1000 mm – used

Monobloc model – motor placed under cylinders
Cylinder diameter 400 mm
Cylinder length 1000 mm
Cored rolls with central chamber for water cooling
Cylinders mounted on bronze bushings with forced oil lubrication by pump
Cylinders equipped to new rotary joints for connection to water circuit
New hydraulic nip adjustments
New hydraulic unit
Tilting guide jaws
Mill tray to contain the compound
Bi-directional bars
Safety brake for emergency stop
AC Engine about 37 kW – 380 Volt – 50 Hz
Painting with color RAL according to customers’ specification
New command panel
Visualization display for monitoring gap between cylinders and engine speed
New electric cabinet with PLC system
New on-board machine system;
Safety guards according to current standards in compliance with EN 1417:3/2015
Reconditioned and guaranteed machine with CE marking and manual of use and maintenance in English or German language

Manufacturer: Comerio Ercole
Year of construction: n. a.

Roll mill 550 x 1490 mm – used, still in operation
roll diameter 550 mm
roll length 1490 mm
drive 136 PS
mill tray to contain compound, stainless steel

Manufacturer: Berstorff
Year of construction: 1957

4 roll calender 150×380 mm – used
Inverted “L”
roll diameter 150 mm
roll length 380 mm
roll speed 2,38-23,8 1/min, adjustable
roll bearings roller bearings
nip adjustment manually, independent
friction 1:1 or 1:1,21 (adjustable)
motor drive 9,25 kW, DC, variable speed
dimensions 1,8 x 1,7 x 1,8 m
weight approx. 2.000 kgs.

Adjustable material guides, cored rolls with rotary joints (for water circulation),
Feed nip fully guarded with safety interlocks,
Checked over, tested, with new electrical controls.

Manufacturer: Farrel
Year of construction: 1985

4 roll calender 700×1650 mm – used, inverted “L”-Type
roll diameter  700 mm
roll length 1650 mm
roll speed  max. 30 m/min, approx. 13,65 U/min.
roll bearings bronze bush bearings with flood lubrication
roll type peripherally drilled (incl. rotary joints
nip adjustment motorized
friction  adjustable
motor drive 4 x 70 kW, 440 V
control  Siemens S5
adjustable guides to top nip and lower nip
incl. all drawings and manuals
latest revision: 1999 (by Comerio Ercole)

Manufacturer: Pirelli
Year of construction: 1980

2 roll calender  700 x 2300 mm – used, disassembled, with 45° inclination
roll diameter          700 mm
roll length               2300 mm
rolls                        peripherally drilled
rolls                        roller bearings in supports
nip adjustment       motorized
engines                 2 DC engines, 74,3 kW each

Disassembled machine without electric cabinet and panel

Manufacturer: Rodolfo Comerio
Year of contruction: n. a.

Calender + periphery
4 roll calender 600×1.560 mm – used, F-type
Roll diameter           600 mm
Roll length               1560 mm
Working width          1200 mm (at 1,5 mm thickness)
Including: Ascending conveyor, cooling drums (2 drums), winding unit
Weight of machine:  approx. 35 to

Manufacturer: Kleinewerfers
Year of construction: 1952

Piston strainer, as new
max. barrel capacity  6 liter
ram stroke: 1150 mm
working pressure:  280 bar
controls: Siemens S7
feeding: rolls, max 120 mm Ø, 500 mm long, max. 6 kg
weight: 2520 kg (incl. oil)

Manufacturer: BOYKE
Year of construction: 2016

Preformer – used, 60 Ltr.

used, refurbished
CE mark, with guarante

barrel diameter                            254 mm
max. barrel capacity                      60 liter
working pressure:                        210 bar
output:                                 max. 600 kg/h
Modular electrics:                                New
General Purpose head:                       New
Hard chromed extr. Barrel (60 ltr.)   New
Vacuum system                                   New
Water circulatory heating                  New
Hydraulic internal seals                     New
Main Ram seals                                   New
Rigid Take-off conveyor                      New
Hydraulic hoses                                  New
Water hoses                                         New

• Reconditioned Variable Speed Die Face Cutter equipped with Single Rotary Knife inverter controlled 2- Speed Gearbox with a maximum cut rate 16-500 per minute.
• Special Scale loop system for weight control
• Storing of up to 500 product set-ups
• Safety upgraded to meet current CE standards
• 3 days commissioning and training by engineer in customers factory, all flights, hotels and engineers meals covered.

Vulcanization press WKP 1850 S – used
heating platens:               400 x 400 mm
piston diam.:                    28 cm
closing force:                   1850 kN
stage daylight:                 378 mm
piston stroke:                   378 mm
working height:                1.364 mm

with vacuum chamber, sliding table, swiveling upper heating plate, vacuum pump adjustable

Manufacturer: Wickert
Year of construction: 1990

​Vulcanization press – used
Heating platens:               500 x 500 mm
Closing force:                   appr. 2800 kN
Daylight:                           200 mm
Controls:                          Siemens S5, incl. OP 17
with vacuum chamber, vacuum pump, storage tank, sliding table

Manufacturer: Wickert:
Year of construction: 1993

Injection Molding Machine for rubber – used, incl. CE
Platen area                                750×700 mm
Clamp force                               4500 kN
Injection volume                         max. 4000 cm³
Injection pressure                      max. 1800 bar
Daylight                                     600 mm
Control system:                         Simatic S5
Weight:                                     14,5 to

Manufacturer: LWB Steinl
Year of construction: 1995

Rubber Extruder – used

• screw diameter 90 mm
• screw length 18 D
• degassing system
• engine DC, 85 kW
  safety devices
• electric cabinet
• on-board machine system
• driving system for variable speed

Manufacturer: Lescuyer
Year of construction: n. a.

Bale cutter – used, completely overhauled, incl. guarantee and CE
Cutting section:       approx. 700 mm
Cutting height:        approx. 650 mm
Cutting force:          approx. 12 tons
AC Motor                4kW – 400V – 50 Hz
Inlet roller conveyor for product feeding
Output roller conveyor of new construction in steel
New motorized conveyor for the return of the cut piece
Photocell for conveyor stop
Two-hand-safety operation for the blade movement
Machine positioned on a raised basement
Safety guards according to current standard
New electric cabinet
New on-board machine system
Manual and maintenance instruction in English
Warranty: 1 year

Manufacutrer: Pugno
Year of construction: n. a.

Bale cutter – used, overhauled, incl. guarantee and CE
Cutting section:       approx. 700 mm
Cutting height:        approx. 650 mm
Cutting force:          approx. 12 tons
AC Motor                4kW – 400V – 50 Hz
Inlet roller conveyor for product feeding
Two-hand-safety commands for the blade movement
Machine positioned on a raised basement
Safety guards according current standards
New electric cabinet
New on-board machine system
Manual and maintenance instruction in English

Option: Output roller conveyor of new construction in steel
Warranty: 1 year

Manufacturer: Pugno
Year of construction. n. a.

Fresh air lab drying oven FT 60/200 – not used
inner dimensions               600 x 900 x 580 mm
nominal temperature         200°C
air quantity max.                2,5m³/min.
change of air ventilation    5/min
power installed                  10,5 kVA
execution outside              steel plate with synthetic resing paint
execution inside                 made of coated steel plate
gas sealed welded, double wall door
suitable for drying processes and heat treatments that release gases which are composing explosive mixtures of steam and air.

Manufacturer: Heraeus
Year of construction: 1987

Air-cooled condenser – used, as good as new
Cooling capacity: 41,6 kW (35 °C ambient temperature, 15/10°C inlet/outlet, ethylene glykol 30%)

Number of fans:  1
Refrigerant: R407C
Refrigerant content: 10 kg
Voltage / power cons.: 400 V / 16,5 kW
Dimension:  2085 x 1230 x 2300 mm
Weight:  1013 kg
Expansion tank, Water pump

Manufacturer: Liebert
Year of construction: 2012

Plastic Injection Molding Press – used

• Clamp force: 450 kN
• Injection volume: 99 cm³
• Spec. injection pressure: 1500 bar
• Screw diameter: 30 mm
• Screw speed: 20-480 U / min-1
• plasticizing capacity (PS): 17 g/s
• distance between tie bars: 550 x 430 mm
• min. mould thickness: 180 mm
• opening stroke: 350 mm
• hydraulic ejector:
• ejector stroke: 100 mm
• ejector force: 30 kN

Manufacturer: ENGEL
Year of construction: 2000

Extruder – used
in operation until mid 2010

• screw ø  90 mm
• screw length  L = 30 D
• screw speed  7 – 73 U/min
• drive power 45 kW (max. 54kW)
• drive torque 5882 Nm
• tempering:
• zone 1 water cooled
• zones 2-4 electrically heated, each 2 x 3 kW, water cooled
• zones 5-6  oil tempered, each 6 kW
• zone 7 electrically tempered, 1,6 kW
• die head double profile with mandrel boring for two-component profiles with/without steel inlay
• output max. 100 kg/h TPE-foam