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Roach Conveyors
Belt Conveyors

Model 251RB Heavy Duty Roller Bed Belt Conveyor

24 Hour Shipments Include All 1-Foot Increments 5'-0" to 100'-0"

Roach 251RB is the choice for heavier unit loads. The heavy duty roller bed construction makes model 251RB ideal for transporting heavy loads with low power requirements.

 Roach-Heavy-Duty-Roller-Bed-Belt-Conveyor
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12"W Models 18"W Models 24"W Models 30"W Models 36"W Models Options

Specifications:
  • BELTING:
    • PVC-120 black
  • BELT SPEED:
    • 35 FPM, constant
  • CARRIER ROLLERS:
    • 2-1/2" dia. x 11 ga. steel, model 251S
  • DRIVE PULLEY:
    • 8" dia. with 1-7/16" dia. shaft on 15"-39" BF; 12" dia. with 1-15/16" dia. shaft above 39" BF; both crowned and fully lagged
  • TAIL PULLEY:
    • 4" dia. with1-3/16" dia. shaft on 15"-39" BF; 6" dia. with 1-7/16" dia. shaft above 39" BF; both crowned
  • END DRIVE:
    • Allows one-direction (unit) operation; add optional center drive for reversible application
  • SQUARING RODS:
    • Adjustable rods on underside of bed allow frame to be squared for improved belt tracking and are standard on all units over 30'
  • BED:
    • 4" x 1-1/2" x 7 ga. channel frame. Bed sections attach with couplings and floor supports
  • BEARINGS:
    • All pulley bearings are precision, heavy duty, lubricated, ball bearing units with cast iron housings
  • TAKE-UP:
    • Screw type unit at tail pulley provides 12" belt take-up
  • RETURN ROLLERS:
    • 1.9" dia. x 16 ga. steel, model 196S, adjustable.
  • FLOOR SUPPORTS:
    • 8" dia. end drive adjustable 30-1/4" to 33-1/4" TOB with SH-6 at end plates and SH-7 at intermediates. 12" dia. end drive adjustable 30-1/4" to 33-1/4" TOB with SH-5 at drive, SH-6 at take-up and SH-7 at intermediates. Supports provided on 5' centers and should be lagged to floor
  • MOTOR DRIVE:
    • 1 HP, 230/460/3, 60 cycle, ODP right angle gear motor
  • ROLLER CHAIN:
    • Drive pulley is driven by No. 50 roller chain for 1-1/2 HP or less and No. 60 chain on larger drives. Chain take-up provided on motor base
  • ELECTRICAL CONTROLS:
    • Optional
 
HP @ 35 FPM Reducer "A" "B" Max.
1 RBW13150-01 19 3/16" 55 5/8"
1 1/2 RBW13150-02 19 3/16" 55 5/8"
2,3 RBW13200-02 21 1/8" 57 5/16"
 

Prevent pinch points that exist when belt conveyors are permanently attached to other conveyors! Use connector brackets with safety pop out roller (other stationary equipment will require proper guarding and safety devices supplied by others).

 

12"W Belt Models - 15" Between Frames

Model No. Bed Length Roller Centers* Weight
251RB-12-10 10' 3" 659 lbs.
251RB-12-20 20' 3" 1101 lbs.
251RB-12-30 30' 3" 1543 lbs.
251RB-12-40 40' 3" 1985 lbs.
251RB-12-50 50' 3" 2427 lbs.
251RB-12-60 60' 3" 2869 lbs.
251RB-12-70 70' 3" 3311 lbs.
251RB-12-80 80' 3" 3753 lbs.
251RB-12-90 90' 3" 4195 lbs.
251RB-12-100 100' 3" 4638 lbs.
Per Ft. Adder for custom length applications of 12"W belt models adds 44 lbs. per ft.
* Roller Centers of 4.5", 6", 9", and 12" available for 24 hour shipment. Contact Material Flow at 1-800-338-1382 for information.
F.O.B. AR.

18"W Belt Models - 21" Between Frames

Model No. Bed Length Roller Centers* Weight
251RB-18-10 10' 3" 760 lbs.
251RB-18-20 20' 3" 1283 lbs.
251RB-18-30 30' 3" 1806 lbs.
251RB-18-40 40' 3" 2329 lbs.
251RB-18-50 50' 3" 2852 lbs.
251RB-18-60 60' 3" 3375 lbs.
251RB-18-70 70' 3" 3898 lbs.
251RB-18-80 80' 3" 4421 lbs.
251RB-18-90 90' 3" 4944 lbs.
251RB-18-100 100' 3" 5468 lbs.
Per Ft. Adder for custom length applications of 18"W belt models adds 52 lbs. per ft.
* Roller Centers of 4.5", 6", 9", and 12" available for 24 hour shipment. Contact Material Flow at 1-800-338-1382 for information.
F.O.B. AR.

24"W Belt Models - 27" Between Frames

Model No. Bed Length Roller Centers* Weight
251RB-24-10 10' 3" 907 lbs.
251RB-24-20 20' 3" 1558 lbs.
251RB-24-30 30' 3" 2209 lbs.
251RB-24-40 40' 3" 2860 lbs.
251RB-24-50 50' 3" 3511 lbs.
251RB-24-60 60' 3" 4162 lbs.
251RB-24-70 70' 3" 4813 lbs.
251RB-24-80 80' 3" 5464 lbs.
251RB-24-90 90' 3" 6115 lbs.
251RB-24-100 100' 3" 6767 lbs.
Per Ft. Adder for custom length applications of 24"W belt models adds 65 lbs. per ft.
* Roller Centers of 4.5", 6", 9", and 12" available for 24 hour shipment. Contact Material Flow at 1-800-338-1382 for information.
F.O.B. AR.

30"W Belt Models - 33" Between Frames

Model No. Bed Length Roller Centers* Weight
251RB-30-10 10' 3" 1027 lbs.
251RB-30-20 20' 3" 1758 lbs.
251RB-30-30 30' 3" 2543 lbs.
251RB-30-40 40' 3" 3297 lbs.
251RB-30-50 50' 3" 4059 lbs.
251RB-30-60 60' 3" 4817 lbs.
251RB-30-70 70' 3" 5575 lbs.
251RB-30-80 80' 3" 6333 lbs.
251RB-30-90 90' 3" 7091 lbs.
251RB-30-100 100' 3" 7850 lbs.
Per Ft. Adder for custom length applications of 30"W belt models adds 76 lbs. per ft.
* Roller Centers of 4.5", 6", 9", and 12" available for 24 hour shipment. Contact Material Flow at 1-800-338-1382 for information.
F.O.B. AR.

36"W Belt Models - 39" Between Frames

Model No. Bed Length Roller Centers* Weight
251RB-36-10 10' 3" 1142 lbs.
251RB-36-20 20' 3" 2007 lbs.
251RB-36-30 30' 3" 2872 lbs.
251RB-36-40 40' 3" 3737 lbs.
251RB-36-50 50' 3" 4602 lbs.
251RB-36-60 60' 3" 5467 lbs.
251RB-36-70 70' 3" 6332 lbs.
251RB-36-80 80' 3" 7197 lbs.
251RB-36-90 90' 3" 8062 lbs.
251RB-36-100 100' 3" 8928 lbs.
Per Ft. Adder for custom length applications of 36"W belt models adds 87 lbs. per ft.
* Roller Centers of 4.5", 6", 9", and 12" available for 24 hour shipment. Contact Material Flow at 1-800-338-1382 for information.
F.O.B. AR.

Options for Model 251RB Heavy Duty Roller Bed Belt Conveyor

BELTING:  Black PVC ruff-top; 3-ply
brown neoprene ruff-top; PVC-120 white
food grade COS; PVC-150 black COS;
3-ply CN 40 urethane cover. Conusult Material Flow for availability on other types of belting.

CENTER DRIVE :  Reversible drive with integral belt take-up of 24". Specify location. Center drive option available on units 6'-0" long and greater.

SIDE MOUNTED END DRIVE :  Provides
minimum conveyor height of 12" TOB (8" dia. drive pulley); 16" TOB (12" dia. drive pulley).

OVERHEAD END DRIVE: Provides minimum conveyor height of 12" TOB (8" dia. drive pulley); 16" TOB (12" dia. drive pulley).

NOSE-OVER: Provides smooth transition from incline to horizontal position.

FLOOR SUPPORTS :  Other heightsupports, knee braces, casters and polytier supports available. See listing of floor supports available for 24 hr. shipment.

SIDE TABLES: Available in 9", 15" and 21" widths.

CEILING HANGERS: Heavy duty with hardware to attach rods to conveyor.

GUARD RAILS: 1-3/4" x 1" formed channel (model GC), adjusts horizontally to 10" wider than belt and vertically to 6" above belt; formed steel fixed (model HFSG in 2", 4" and 6" heights; 1-1/2"
angle (model HGA1-1/2).

BELT SPEED: Constant speed 12-120 FPM; DC variable speed; AC inverter variable speed. Other constant or variable speeds available.Note:
Capacity Changes With Speed.

AUXILIARY TAKE-UP :  Provides 24" of belt take-up. Specify location.

MOTORS: Available through 3 HP in TEFC, explosion proof, dirty duty, brake motor, 115/230/1, 575/3, etc.

ELECTRICAL CONTROLS: Magnetic starter (one direction or reversible); One direction manual starter; Momentary start/stop push button station; Forward/reversing /stop push button station. Mounting and pre-wiring for units up to 12' long.