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Product S/N:124
Product Name:Tire Rolling Resistance Test Machine
Product Info:Tire Rolling Resistance Test Machine Measurement method as per: ISO 18164:2005 Passenger car, truck, bus and motorcycle tyres --Methods of measuring rolling resistance;ISO 28580: 2009(E) Passenger car, truck and bus tyres—Methods of measuring rolling resistance—correlation of single-point test and measurement results
More Info:

Tire Rolling Resistance Test Machine

Tire Max Outside Diameter

Ф1000

Tire Min Outside Diameter

Ф480

Tire Min Dynamic Loaded Radius

220 mm

Tire Max Dynamic Loaded Radius

500 mm

Tire Max Section Width

<400 mm

Rim Diameter

 12"~­26"

Drum system

 

Drum size:

 

Diameter

Ф1700 ± 17

Width

>400 mm

Residual Imbalance

<5 g at 1600 Point

Radial run-out accuracy:

0.15 mm

Lateral run-out accuracy

0.15 mm

Surface roughness

≤1.6 μm

Surface linear velocity

20-150 km/h

Surface accuracy

± 0.5 km/h

Driving motor spec:

                         DC 75 kW

 

Belt and sheaves transmission

 

Loading Device:

Siemens Digital DC Master Drive 6RA7075-6DV62-0, with loading device:

Max radial force: 1450kg (load factor ≤ 121)

Accuracy:  ± 20 N (the vary value that can be measured by this test machine)

Hydraulic servo loading in closed-loop control: (including servo cylinder, servo valve, PID unit).

Radial force applies onto the drum surface vertically and passes through wheel center, the tolerance is 0.06°

Measuring devices: two moments sensor: provide capacity; radial force: FZ 3000lbs, lateral force: Fx300lbs, FZ:Fx=10:1

Wheel angle: wheel camber:  ≤0.11° wheel silip: ≤0.06°

Wheel axle bearing friction: the time will not be less than 5 min from the 80km/h to 0km/h.

Measuring accuracy (repeatability): ± 0.5 N

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