Features:

1. Suitable for the size of door width 700mm to 1300mm

2. The door bear is 70-150kg.

3. Angle of turn on the door <180o

4. Maximum door opening angle is 180o, and door closing is effective from 140o

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 o 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 o when calibrate zero site. It makes products more easy.