Door hardware A+B door closer A:Torsion spring hinge(close/adjust close speed) B:Friction hinge (Zinc alloy hydraulic system)
1.Door closer technical specifications 1.Nice and delicate door hardware. 2.Use antifreeze hydraulic oil,the hinge can work smoothly even under environment of -40°. 3.Leakage proof structure avoid the oil leakage or damage caused by the sudden closing under strong wind or other strong force. 4.Perfect matching between valve and gear.Keep operation in quiet. 5.Adjustable closing speed.
6.Many nice colors available( plastic spraying)
2.Dimension
3.Adjustment of closing speed by twist and fix the hole position on A hinge to get different spring torsion
The tool is included in the pack.
4.Suitable for doors
Door Weight:<50 KGDoor Height:1000-2500 mm
Door Width:700-1200 mm Door Thickness:>40 mmMax.Opening Angle:120°
innovating door closer M-1-B
