Recently, ChemChina Guilin Rubber’s 53/80-63（E-4）giant Bias OTR Tubeless Tire passed the review jointly held by the Ministry of Science and Technology, Ministry of Environmental Protection, and the Ministry of Commerce and Administration of Quality Supervision，Inspection and Quarantine. Following the review, the four departments have named the tire as a “2010 National New Key Product”.
The tire belongs to the 63-inch giant tire catalogue, with an external diameter of 3.78 meters, a section width of 1.34 meters and a weight of 4.3 tons. It can be applied to the 300-ton mining dumper, and meets all requirements under various tough conditions.
Guilin Tire has strengthened its cooperation with universities and research institutions in recent years, and has constantly upgraded its independent innovation abilities. The company has successfully developed giant tire products with rim diameters of 63, 57, 51, and 49 inches, as well as OTR and truck tires of various specifications. The company will continue to enhance its scientific input, roll out more high-quality products that meet market demands, upgrade its products, and push forward industrial development.