Wear surface for tires used in winter conditions.

摘要

TIRE WEAR SURFACE, SPECIFIC FOR USE ON ICE ROADS, OF THE TYPE IN WHICH A RUBBER OR RUBBER MIXTURE IS EQUIPPED WITH AN ADDITIVE OF IMPROVED FRICTION MATERIALS. IMPROVED FRICTION MATERIALS CONSTITUTE APPROXIMATELY 20 TO 60% OF THE WEIGHT OF THE RUBBER MIXTURE AND CONSIST OF A MIXTURE OF CRISOLITE POWDER (OLIVINE) AND PULVIMETAL, AS AN EXAMPLE OF STEEL POWDER AND / OR ALUMINUM POWDER IF ADDITIONAL, AN ADDITIONAL FRICTION SUPPORT MATERIAL THAT GIVES A GOOD BINDING CAPACITY TO THE FRICTION MIXTURE