RANDBRIGHT RB80D DRY Polisher
Technical Data and Specifications
Part Diameter
– Maximum 8 inches (203 mm)
Minimum Part Length
– Multiple head machines
– without intermediate roller(s) 12 inches (305 mm)
– with intermediate roller(s) 8 inches (203 mm)
Feed Drum
– Diameter 11.25 inches (285 mm)
– Length 32 inches (813 mm)
– Surface material Rubber
– Durometer 30-40 shore A
– Motor size 1 hp
Feed Speeds 0-30 fpm (0-10 mpm)
Finishing Head Assemblies
– Belt Head Assembly (BL)
– Contact drum
Diameter 14 inch (356 mm)
Width 6 inch (152 mm)
Surface material Rubber
Durometer 30-40 shore A
– Abrasive Belt Size
Width 6 inch (152 mm)
Length 90 inch (2286 mm)
– Brush Head Assembly (BR)
– Finishing brush/wheel
Diameter 14 inch (356 mm)
Width 6 inch (152 mm)
– Motor Size 10 hp (7.5 kW)
– Motor Speed 1750 RPM
– Spindle Diameter 1.375 inch (35 mm)
Pass Line Height 40.50 inches (1028 mm)
Dust Collection Hook-up 8 inch (203.2 mm)
Note: one (1) per head assembly
Dust Collection Requirement 2200 cfm @ 4500 fpm
Maximum Power Consumption TBD
RANDBRIGHT® RB 80D DRY Standard Features
Heavy-duty welded steel frame
Electronic variable speed feed drum
Rubber-coated feed drum is precision ground
Hand wheel adjusted feed drum angle with mechanical counter
Hand wheel adjusted head assembly mounted on dove tail slide with mechanical
counter; accommodates abrasive belts or abrasive wheels
TEFC-rated abrasive belt motor with 1.25 inch diameter spindle
Digital ammeter for each head assembly
Large diameter rubber coated contact drum with aluminum hub
Contact drum and idler rollers are high speed balanced for precision operation
Pneumatic loaded idler roller with mechanical tracking
Hand wheel adjusted part thickness and head pressure
Hand wheel adjusted guide blade supports
One (1) dust collection pick-up
Hinged access door with safety interlock
One (1) pair 3M #356 flanges
One (1) set of 3M abrasive belts and/or one (1) 3M Scotch-Brite wheel
Electric control panel with push button controls and 24 volt DC control voltage
UL/CSA Approved electric components
Emergency stop
RANDBRIGHT® RB 80D DRY Machine Configuration
Electrical requirement
460 volt/60 cycle/3 phase
Control Panel
Optional articulating pendant arm
Number of Heads
Model RB 80D-3, Three Head
Direction of Feed
Left to Right
Abrasive Head Configuration
Note: head assemblies do not include abrasive media
Head #1
– Belt head (BL) with 10 HP motor
&
– Brush head (BR) with 10 HP motor
Head #2
– Belt head (BL) with 10 HP motor
&
– Brush head (BR) with 10 HP motor
Head #3
– Belt head (BL) with 10 HP motor
&
– Brush head (BR) with 10 HP motor
3 Sets of UHMW Guide Blade Inserts: 0.50 1.5 inch diameter
3 Sets of UHMW Guide Blade Inserts: 1.50 80 inch diameter
Automatic heavy-duty load/unload tables with powered chain/roller assembly
Note1: maximum part weight 500 lbs (227 kg)
Note2: includes HMI/PLC with color monitor
Two (2) 5-foot long tables
Size: 60 X 48 inches
Infeed power feed drum with pneumatic hold-down
Outfeed power feed drum with pneumatic hold-down