FLOOR SPRINGS Features: 1. Suitable for the size of door 1200*2300mm, 2. The door bear is 105-130kg. 3. Angle of turn on the door <180 4. Maximum door opening angle is 180, and door closing is effective
from 140 5. Suitalbe for the left/right door open and single/double action. Advantages 1. The body is thin and beautiful, used imported spring, can run 50
thousand times. 2. Used low temperature & resist freeze hydraulic pressure oil,
keep the door smooth when it is -40 cold. 3. After special design, control the bearing of the spring hinge,
lighten the strength when open and close the door 4. High strength and leak prevent configuration were used for
extend the life of it. As it can avoid mangle and oil leak by
strength or strong wind from outside. 5. Cement box can be adjust 5mm length and 5mm width, portrail
adjust +/-2 when calibrate zero site. It makes products more easy.