Conveyor Slow Speed Holdbacks and Backstops

The Rotech Slow Speed Backstops type RS-Roller Ramp is manufactured in RSA under ISO9001:2015 Quality Management Systems. Primarily used on incline conveyors, the backstops are mounted without heating. The local manufacture means better pricing for our clients as well as improved turnaround times for delivery.

Backstop Size Selection for Single Drive

Motor Kw x 9550 / Output RPM = Nm Torque

Nm Torque x 1.3 (service factor) = Selection, Sized on Torque and Shaft Size

Backstop SizeH7 Max Bore mmTorque
Nm (min)
Torque
Nm (max)
Max
RPM
A
mm
B
mm
C
mm
D
mm
F
mm
G
mm
L
mm
WApprox
Weight
Kg
RS-100RR100810016200280124.59201872501206416018479
RS-115RR1151625032500250146127222329214073166190120
RS-140RR1402441048820180170143525937216082175205168
RS-160RR1653661064067150192168427441618091182212243
RS-180RR180651481140791352161830330470203133205235386
RS-200RR200854171494791202441981340534254146248.5278497
RS-230RR2301220002135001052702080382573305165270300596
RS-280RR280174464305313903082235427649356171300330817
RS-300RR3002340474095028036024004607544571913393691205

INstallation

  1. Backstop bores are straight and finished for an EASY PUSH ON FIT on an equally straight and clean shaft. 
  2. Make DOUBLE Sure that the Free Running of the Backstop matches the directional rotating of the shaft (Conveyor)
  3. Remember to install keeper plate after Backstop is installed onto the shaft.
  4. Make sure Torque Arm is not rigidly mounted, must have at least 20mm gap either side of the stirrup.
  5. When the Backstop has been installed, make sure the breather is fitted at the top inlet plug and the oil indication pipe (sightglass) vertically to the angle of operation.

Lubrication

  1. Backstop Supplied with Storage Oil
  2. Once Installed drain and slowly ll to half the volume of the Backstop (the oil breather should be removed to fill the Backstop)
  3. Required Oil = Multigrade SAE10W- 40(46/48) at working temperature 0ºC & 80ºC.

Get in touch

Please fill in our enquiry form specifying your needs or send us an email with your requirements and we will get back to you urgently.

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