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.
Diamond Rubber Company Diamond Rubber Company The Diamond Rubber Company was a manufacturer of vehicle tires and other rubber products at the end of the 19th, and into the early 20th century in the United States. The Diamond Rubber Company was incorporated in March of 1894 in Akron, Ohio by the owner of the Diamond Match Company, O.C. Barber. Barber had moved the match company plant to his adjacent self-named planned town of Barberton, Ohio in order to boost the town's economy which had taken a hit during the Panic of 1893. He decided to use the abandoned Diamond Match Company facility in