HY310G High speed ultra fine chemical fiber two-for-one twisting machine [ Main Features ] HY310G high speed ultra fine chemical fiber two-for-one twisting machine is a Hi-Tech creature in Zhejiang Province. It features high spindle speed, wide twisting range and low energy consumption, etc. May twist 20D ultra fine chemical fiber yarns, meet development requirements of textile industry. ( TWO-FOR-ONE TWISTER ) ( ALL INFO IN PICTURE) with FORM E