Affiliated Companies: Excel Industries, Inc. and H.K. Holdings, Inc.

Stretch Wrapping Machine, Wulftek

Ref # 11232-HK

Click on photo to enlarge

YEAR: 2003

Wulftec Stretch Wrapping Machine

Model: WCRT-200

The WCRT-200 conveyorized fully automatic rotary arm high-speed Stretch
Wrapping System.

Automatic stretch wrappers maximize throughput and efficiency. They
take care of everything; you only change the roll of film. An automatic
stretch wrapper will save significant time and money.

The WCRT-200 can keep up with even the most demanding production rates.
It can wrap almost anything. It is ideal for wrapping very light, very heavy,
tall or unstable loads and also great in wash-down and dusty applications.

Production Rate: 100 Loads per Hour
Maximum Load Weight: 5000 lbs.
6000 lbs.
Maximum Load Size: 48" L x 48" W x 80" H
Machine Dimensions: 138" L x 148" W x 140" H
Approx. Shipping Weight: 4,500 lbs.
Electrical Requirements: 230 V/3 PH/60 Hz/20 A
Pneumatic Requirements: 3 cfm @ 80 PSI


-NEMA 4/12 control cabinet with quick disconnect
-Allen Bradley PanelView Plus 600 color touch screen interface
-Allen Bradley CompactLogix L24ER PLC with an integrated Ethernet port
-24V control system
-Alarm beacon light
-Double brush dust tight slip ring
-Current overload protection
-Sick auto height sensing photo eye with on/off mode
-Power On/Off lockable switch and indicator light
-230 VAC Motors with AC variable frequency drives
-Two emergency stop stations (1 on panel / 1 in wrap zone)
-Manual function for rotation fwd/rev and carriage up/down
-Variable rotary arm speed (17 RPM - other speeds available*)
-Intuitive alarms diagnostic
-Cycle counter
-Reset function
-Separate top and bottom wrap selections (0-9)
-Separate up and down carriage speeds
-Film force to load control
-All conveyors with independent fwd/rev manual function
-Manual clamp jog
-Dynamic braking system for rotary arm with AC drive
-120 VAC outlet in control panel for service work
-1 HP 230VAC Motor & AC variable frequency drive

- Film Delivery System:
20" NO-THREAD Powered Pre-Stretch Carriage
Film force release for easy pull at start and end of cycle
50 - 300% pre-stretch ratio (preset to customer specs-std 200%)
Electronic film tension control with analog sensor
Sensing device for film out/broken with visual alarm
Lexan roller cover for operator safety

-Film Tail Treatment:
Film alignment arm
Automatic film clamping device
Pulsed controlled cutter
Brush-on film tail treatment
Heat Seal treatment optional

-Film Carriage Drive:
Emergency stop for arm path obstruction
Angled carriage to wrap approx. 2" from conveyor level
1 HP AC motor with Allen Bradley variable frequency drive
Two #50 carriage lifting chains
Dual steel supporting boom
Power track for efficient guiding of wires
Machined UHMW-PE carriage glides on 1/2" CRS rails

-Rotary Arm Drive:
1 HP AC motor with Allen Bradley variable frequency drive
Counter-balanced rotary arm for smooth rotation
Safety fencing with security door
17 RPM variable speed (up to 35 RPM)
Automated remote lube station
Dual steel boom rotary arm
Electronic soft start/stop
Positive arm alignment controlled by "Proximity Sensor"
Dynamic braking system for rotary arm with AC drive
Protective guard covering ring gear
25" Heavy duty Ring GEAR Bearing, with Pinion GEAR Drive
Heavy duty structural steel construction: easy access to all components

Standard pass height 18"
Powered process conveyor 11' 6"
Other pass heights available, please consult factory
2- 1/2" diameter rollers on 3" centers
52" BFR (between frame rails)
All rollers driven via #40 chain
1 HP 230VAC motor with Allen Bradley variable frequency drive
Heavy-duty structural steel design, interlocking style for continuous equal roller spacing
Heavy-duty cast iron flange mounted bearings
Up to 35 FPM

4 - 6" x 6" floor mounting legs
Free standing integrated leg design

-Safety Features:
The Wulftec wrapping system is equipped with 5 photo eyes which monitor
access points to wrapping zone and prevent accidental insertion of foreign
object during wrapping.
2 E-Stop mushroom type push buttons: 1 on control panel, and 1 in wrapping
Wrapping zone enclosed by heavy-duty personnel obstruction fencing. Complete
with electronically interlocked access door.
An object obstruction safety device stops the machine functions should there
be any interference in the wrapping area.

-Removed and in Storage; Detroit, MI.

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