Walstone Industry Limited |
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Travel Coach Tires 9R22.5 Bus Tires, Four Straight Grooves,
Anti-Sideslip
Features
This tire of 9R22.5 is designed for the all position of coaches and
buses running on the intercity and urban roads, is also for the all
axles of the medium trucks of regional haul, it has features of
four straight grooves, high safety performance, better driving
handling and excellent performance in anti-sideslip. It is
available 2 sizes: 9R22.5 and 10R22.5.
For purpose of to increase the comfort ride and water draining,
this travel coach and bus tire’ tread pattern is designed as four
straight grooves, which providing lower rolling resistance, to save
the consumption of fuel.
The multitudinous vertical tiny grooves on the edge of the tread
design, improving the traction and driving handling, and promotes
the ability to against sideslip.
Stiff carcass design ensures the safety performance of this bus
Tire of 9R22.5, to make that is possible to retread after the tread
pattern worn out.
Specification
Size | Ply | Load | Speed | Standard | Max | New tire inflated | Tube | Operation | ||
Single | Dual | Section | Overall | |||||||
9R22.5 | 14 | 133/131 | M | 6.75 | 2060 | 1950 | 229 | 974 | TL | TRA |
9R22.5 | 14 | 136/134 | M | 6.75 | 2240 | 2120 | 229 | 974 | TL | TRA |
10R22.5 | 14 | 141/139 | M | 7.5 | 2575 | 2430 | 254 | 1019 | TL | TRA |
10R22.5 | 14 | 141/139 | L | 7.5 | 2800 | 2650 | 254 | 1020 | TL | ETRTO |
Speed index
Speed | B | C | D | E | F | G | J | K | L | M | N | P | Q | R |
Km/h | 50 | 60 | 65 | 70 | 80 | 90 | 100 | 110 | 120 | 130 | 140 | 150 | 160 | 170 |
Application
The main implements of passenger traffic in the urban and intercity
are the coaches and buses which with high demands on the
performance on the comfort ride and safety, that is also main
performances of the coach & bus tires.
The tires with tread pattern of four straight grooves have features
of lower rolling resistance, comfort ride and better performance on
drainage of water, which will be benefit to reduce the operating
cost of the coach fleets.
The requirement for safety factor on the tire parts, that is not
just about the intensity, the ability of the carcass and the
warranty to retread, is also concerning the performance on the
traction, braking, wet grip and cornering.
The distinctive combined designs, the lateral sipes on the centre
tread pattern and the tiny vertical grooves on the edge of the main
treads, with highest lateral stresses and wear providing when the
vehicles cornering and running, which is benefit to keep the
vehicles in driving stable, having the better performance to
against sideslip to improves the safety performance in driving
handling and comfort ride.