Siping (rubber) wear and extends the life of the tire. Both Bridgestone and Michelin sell snow tires that are siped at the factory, while Saf-Tee Siping and Grooving sells machines that can sipe most standard vehicle tires. Siping can also be done by hand. Siping tires may void the manufacturer's warranty. Claims that extended life is achieved by siping may only apply to certain environments, operating temperatures, and rubber compound builds. Siped soles are a characteristic feature of boat shoes. Siping (rubber) Siping is a process of cutting thin slits across a rubber surface to improve traction in wet or icy conditions.
United States Rubber Company rubber and plastic products – for $760 million in May 1986. The remaining tire operation was merged with that of B.F. Goodrich Company (), a S&P 500-listed tire and rubber fabricator that made high-performance replacement tires. The joint venture partnership became the Uniroyal Goodrich Tire Company and B.F. Goodrich Company held a 50% stake in the new tire company. The new Uniroyal Goodrich Tire Company established its headquarters at the former B. F. Goodrich corporate headquarters, within its 27-building downtown complex in Akron, Ohio, which contained Goodrich's original factory. In the fall of 1987, the B.F. Goodrich Company closed several