MAB 7300 floor spring

1. Maximum single action open angle is 116 degree; With 90 degree auto-orientation fitting. Unorientation can be made, according to clients' demand. 2. The perpendicular and the height of the door adjustable by 9mm. 4 degree adjustment available in zero position aligning.
3. Whole hydraulic pressure in door, two section speed-control of closing dooor. The regulating position is 90-25 degree and 25-0 degree;
4. Constant temperature set assures steady speed of closing under big difference in temperature.
5. Built-in reductor can prevent door from damage in case of extreme exterior pressure or strong wind.
6. Passed 500, 000 opening times' test.