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Showing posts from August, 2014

Dual wheels caster,twin wheels caster

    As usual there have single wheels caster and  dual wheels caster .Today we will talking about  twin wheels casters      Because of their low profile and flexible rotation, dual wheels caster are usually used as chair caster wheels,like office chair,computer desk,and hospital chair casters,or lamp base which need have low profile.      According to purpose we can divide it into common furniture dual wheels casters,and hospital furniture casters.   * Common furniture casters are usually made from Nylon,or nylon wheel with Pu tread which can protect hardwood. And the popular mounting way have,Plate top,Thread stem,and insert stem. Mostly dual wheels load capacity is 15kg~50kg   *  Medical furniture dual wheels caster ,Most of their wheels are with PA hub with PU thread,or PA hub with TPR thread. And in order to keep low noise we often match precision ball bearing, So we can call them high grade furnitu...