Maximum input speed 1500r / min JWB ball screw lift, maximum lift speed 2.7m / min. There are different types of structures and assembly methods, the lifting height according to user requirements and manufacturing. The device can be self-locking. Each assembly type lift assembly structure type is divided into two types: A type - screw (or nut) to move up; B type - screw (or nut) downwards. SJB ball screw lift, screw lift, endurance screw lift experts provided by the Texas Machinery Co., Ltd. Kun-ho. Texas Haokun Machinery Co., Ltd. (www.sdnljsj.com) strong, credible, in Dezhou reducer, variable speed machine industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving endurance and innovative ideas will lead you hand into the brilliant, for a better future!