The max width of door is 800*1300mm
suitable for the door weight of 45-65kg.
usage:concealed door closer
manufacture
The adjustable section of closing speed is 180' -15' .the adjustable section of locking is 15'-0'
Two hydraulic pressure valves control two sections of door closing seperately.the speed of locking bave been control by the whole section of hydraulic pressure.
Quality medium carbon steel gear and pistom through hardening treatment,for minimum deforming and flexible performance.
Selectable built-in stop function(90' positioning)and(180' without positioning).
Anti-freezing hydraulic oil ensures normal operation from-40' to 45' .
Optional silver gray , bronze,golden and black finishes.
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