Configuration briefness and easy to build in.Calm and quiet when be used.Suitable for hotel,office,booth,apartment and chamber . Suitable for the door width 700-1200MMSuitable for the door bearing 45-75KGThe rang of the door close speed adjust 1800   -150The rang of lock close speed adjust 150   -0 0Set up two absolute adjust speed,control all 1800 hydraulic pressure after adjust two absolute valve, and then can get the best speed of close the door and insure close the lock safetyAfter special design,use imported high freeze and wearable oil,lighten the strength when open and close the door.Make it more easy and smoothHigh 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 outsideHigh grade aluminium alloy die-casting machine,three shining painting protect for avoid oxidationAdopt the technology of absolute and diaphanous carve,excuse rasp of the die-castingWith the stop function(900 pitch)and(180 0 withou pitch) 

Door Closer TD-818B Hydraulic Closer