What is Run on Flat (RoF)?

What is Run on Flat (RoF)?

In the Russian language RunFlat translated as "riding on the flat tire" tire manufacturers use different designations Technology Run Flat (example: Goodyear - RunOnFlat , Bridgestone - RFT, Michelin - ZP, Continental - SSR, Nokian - Run Flat)

What is the RSC tires?

RSC (RunFlat System Component) - a common symbol for all RunFlat tires installed on the car BMW.

Run Flat Tyre difference from the usual

  • the availability of special inserts in the sidewalls of tires
  • design of the frame (the presence of amplifiers)
  • modified board

The principle of Run Flat tires?

Technology RunFlat based on the concept of reinforced sidewalls of tires. When the usual tire deflates, it simply settles under the weight of the car, the side away from the disc and sides flattened on the road.

Weight destroys the bus for several kilometers. Reinforced Sidewall Run Flat tires hold the tire on the rim, and successfully hold the weight of the vehicle after a puncture and total pressure loss

How many miles and at what maximum speed you can go after a puncture?
Depends on the tire manufacturer (80-160 km at a speed of max 80 km / h)

What are the differences in technology, there have Run Flat tire?

  • composition of the mixture for amplifiers sides
  • maintainability (the ability to repair the tread of the tire)
  • the use of standard or special drives with increased hanpi
  • mileage and top speed on flat wheel

Are there any conditions for the operation of buses RunFlat?

  • adapted suspension (Bus Run Flat homologated by the automaker)
  • a system, tire pressure monitoring (TPMS, RDC, RPA)

Establishing a system of monitoring tire pressure, tire maintenance RunFlat becomes extremely dangerous, because the patched driver could not feel the loss of tire pressure and keep going without a speed limit, making sharp turns and maneuvers.

Do I need special discs for tires Run Flat?

Depends on the manufacturer tires. Do I need special equipment for tire fitting bortirovaniya data bus? For shinomontazhnyh works fairly modern equipment fitted with a "third hand» (Easymont, Bead Press System)

Is it possible to repair the tire after a puncture RunFlat?

Depends on the tire manufacturer (in any way possible to repair only the tread of the tire)

Advantages and disadvantages of tires Run Flat

Benefits

  • mobility and time savings
  • safety puncture (cuts)
  • No spare wheel (space saving)

Disadvantages

  • slight decrease in comfort level (more stringent tire compared to conventional)
  • not all manufacturers allow for repairs after a ride on the flat wheel
  • Price