专业的永兴地弹簧-永兴220型号

热线电话谭13660950715（微信同号）                 型号：永兴220，门的尺寸：850*2000mm，门的重量：60-85kg，地弹簧外形尺寸：270*125*50mm.性能描述

PERFORMANCE SPECIFICATION                        

■0°门扇关闭                                                        ■Closed at 0°

■90°可定位                                                          ■With 90°stop-device

■开启角度135°                                             ■MAX open degree 135°

■0°-90°可自动复位至0°   ■0°-90°back to 0°automatically

■105°-90°为缓冲区                                            ■Buffer Area control：105°-90°

■一速90°-20°                                                 ■closing speed adjustment valve：90°-20°