xthra tyres
RADIAL OTR TIRE 46/90R57 ** XRB 2 E3 TL
XRB 2 is a 2nd generation E3 radial OTR tire pattern developed by XTHRA for application in dumpers and similar equipment.

Application :
Rigid dumpers and similar equipment running at open-pit mining sites.

Characteristics :
Centered opened bracket blocks for perfect conformation over irregular roads;
Reinforced shoulders for improved stability and load distribution;
Specific sipes in the side-cross pattern optimize heat dissipation;
Allows higher speeds with cut and wear resistance.

Size Class
| PR
Pattern Load
Index
Speed
Index
TRA
Code
TT
| TL
TD
[mm]
TKPH
[C | S | H]
TMPH
[C | S | H]
46/90R57 ** XRB 2 252 B E3 TL 82 790 | 1,030 | 1,310 541 | 706 | 898
Size Class
| PR
Pattern Load
Index
Speed
Index
46/90R57 ** XRB 2 252 B

TRA
Code
TT
| TL
TD
[mm]
E3 TL 82

TKPH
[C | S | H]
TMPH
[C | S | H]
790 | 1,030 | 1,310 541 | 706 | 898

Std.Rim
[in]
OD
[mm | in]
SW
[mm | in]
Net Weight
[kg | lb]
CBM
[pc]
Qty. /Cntr40'
[pc]
29~32.00/6.0 3,594 | 141 1,146 | 45 4,050 | 8,929 14.8 4
Std.Rim
[in]
OD
[mm | in]
SW
[mm | in]
29~32.00/6.0 3,594 | 141 1,146 | 45

Net Weight
[kg | lb]
CBM
[pc]
Qty. /Cntr40'
[pc]
4,050 | 8,929 14.8 4

Speed
[km/h]
Speed
[mi/h]
Max.Load
[kg]
Max.Load
[lb]
Pressure
[kpa]
Pressure
[psi]
Pressure
[bar]
15 9 67,410 148,614 787 114 7.9
20 12 66,780 147,225 773 112 7.7
25 16 66,150 145,836 759 110 7.6
30 19 65,520 144,447 745 108 7.5
35 22 64,890 143,058 731 106 7.3
40 25 64,260 141,669 718 104 7.2
45 28 63,630 140,280 704 102 7.0
50 31 63,000 138,891 690 100 6.9
Speed
[km/h]
Max.Load
[kg]
Pressure
[kpa]
Pressure
[psi]
15 67,410 787 114
20 66,780 773 112
25 66,150 759 110
30 65,520 745 108
35 64,890 731 106
40 64,260 718 104
45 63,630 704 102
50 63,000 690 100

Speed
[mi/h]
Max.Load
[lb]
Pressure
[kpa]
Pressure
[psi]
9 148,614 787 114
12 147,225 773 112
16 145,836 759 110
19 144,447 745 108
22 143,058 731 106
25 141,669 718 104
28 140,280 704 102
31 138,891 690 100

*Specs may change without notice.

OTR tires are an important part on any company's operational budget.
A clear and well defined maintenance program is essential for obtaining the best tire performance.

Herein we make some important reminders concerning tire maintenance:

Inflation Pressure:

  • Under inflation generates heat, leading to early tire failure through tread pattern separation; cable and cord fatigue accelerates leading to internal liner and external sidewall ruptures. Treadwear becomes uneven causing cracks and consequently, infiltration. Rim displacement is also another consequence developing to air leaks on tubeless tires;
  • Over inflation increases mid-pattern ground contact causing uneven pattern wearing process; it reduces tyre capacity to absorb irregular road and impacts against physical obstacles ending to a much exposed pattern center subjected to cuts and sudden rupture. Bead suffers excess pressure increasing localized targetted forces against traction, with a potential risk for permanent damage and burts;

Overload Consequences:

  • Overloading will considerably shorten tire life through heat generation, abnormal tire deflection and cord tension, excessive bead movement; all leading to cracks and ruptures caused by dangerous carcass stress;

Road Maintenance:

  • Road surface is one of the most important factors determining a tire performance. Bumping spots, holes, rocks, debris and all physical obstacles cut, excessively wear and even burst tires. Important attention shall also be paid to cleaning loading and dumping areas, reflecting directly on performance and productivity.

For further information or enquiries, contact us :

Commercial Offices:
529 Chevallum Rd.
QLD 4555, Chevallum, Australia
E-mail. au@xthra.com

202 Urb. Los Incas
Santiago de Surco, Lima, Peru
E-mail. pe@xthra.com

Tenders & Global After-Sales:
Av. Arthur GuimarĂ£es, 260 - Santa Cruz
31150-690 Belo Horizonte, MG, Brazil
E-mail. br@xthra.com

Administration & HR:
3905 Two Exchange Square, Central
Hong Kong
E-mail. hk@xthra.com

Finance:
71 - 75 Shelton Street, Covent Garden
London, United Kingdom
E-mail. uk@xthra.com

For further information or enquiries, contact us :

Commercial Offices:
529 Chevallum Rd.
QLD 4555, Chevallum, Australia
E-mail. au@xthra.com

202 Urb. Los Incas
Santiago de Surco, Lima, Peru
E-mail. pe@xthra.com

Tenders & Global After-Sales:
Av. Arthur GuimarĂ£es, 260 - Santa Cruz
31150-690 Belo Horizonte, MG, Brazil
E-mail. br@xthra.com

Administration & HR:
3905 Two Exchange Square, Central
Hong Kong
E-mail. hk@xthra.com

Finance:
71 - 75 Shelton Street, Covent Garden
London, United Kingdom
E-mail. uk@xthra.com


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