Bias OTR tire53/80-63-76PR E-4 TL under TORCH brand can be used on scraper tipper operating in the bad road conditions such as mine and tunnel.Its deep pattern, wide tread gives high resistance to cut and wear , good running on gravel surface. Specification of TORCH bias OTR tire 53/80-63-76PR E-4 TL Size ply rating Tread Pattern Pressure (Kpa)Loading Capacity (Kg)Speed (km/h)O.D of inflation (mm)Section Width (mm)Standard Rim 53/80-63 TL76 E-4600 82500503780134636.00/5.0 CHINA NATIONAL TYRE & RUBBER GUILIN CO., LTD Milestones In 1965, TORCH tire was established In Guilin, China.In 1988, TORCH started to produce 36.00-51-58PR under the Giant OTR Tires Development Project, supported by Chinese Government. This tire was the biggest tire made in China.In 1990, TORCH exported OTR tires to Canada and other countries.In 2006, TORCH expanded its product mix of giant OTR tire with rim diameters ranging from 35up to 63, and launching the new project for developing radial OTR tires.In 2007, on December 22, the first giant all-steel radial OTR tire made in China, a 36.00R51 with overall diameter of 3230mm, rolled off the production line.In 2009, more sizes of Torch radial OTR tires were available including 40.00R57, 37.00R57, 33.00R51, 27.00R49, 24.00R49, 24.00R35 ......etc.On 20th Jan, 2009, we changed the corporate name from Haohua South (Guilin) Rubber Corp., Ltd. to China National Tyre & Rubber Guilin Co., Ltd.