The max width of door is 900-1200, suitable for the door weight of 50-90kg.
The adjustable section of closing speed is 180°-20°, Adjustable section of locking is 20°-0°.
Graded alloy aluminum body with three layers brightness painting to protect from oxygenation.
Double speed door closer with single hydraulic pressure valve to adjust second speed for latching.
The speed of locking have been controlled by the whole section of hydraulic pressure.
The high-carbon steel axis and rack improves smooth running and protects from oil leakage.
Hole distance: 168 x 19mm.
Universal operation.
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