Craidd Falf Teiars

Tire valve core is also called tire air tight core. Mainly used for tire air intake and prevent tire air leakage. The main body of the tire valve core is a small upper hollow, solid column at the lower end, and a small hole is opened on the side of the lower end and connected with the hollow part. Tire valve core is mainly divided into: British valve pin, American valve core, French valve core, in addition to the German valve pin and Italian valve core.

Tire valve core in fact, it is a one-way valve, when you pump the bicycle tire, the compressed air in the air cylinder from the hollow part into the valve core, the elastic rubber tube "top" up, the air into the tire; When not pumped, the elastic rubber hose tightens to cover holes in the side, preventing air from flowing back through the tire.

Craidd falf teiars gyda modrwy rwber arbennig, ymwrthedd pwysedd uchel, craidd falf ymwrthedd cyrydiad yn cael ei wneud yn y bôn o ddeunydd copr, ond oherwydd y gymhareb deunydd copr yn sylweddol, felly bydd yn effeithio ar gydbwysedd y teiar, ac mae cost deunydd copr yn amddiffyniad amgylcheddol uchel ac nid iawn, felly nawr mae rhai craidd falf wedi'i wneud o aloi alwminiwm.

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