Heavy-Duty Hydraulic Door Close

CM-1230-HSL
(Material：Stainless steel body,stainless case．)

●This kind of door closer is fit for plane door.It can close the door tightly in 3-4 seconds . It can prevent the cold air leaking,and close door quietly.
●The structure is hydraulic,the cylinder is filled with cold-resistant hydraulic oil.You can open door freely eventhough outdoor temperature is below -20℃.
●CM-1230-HS opening strength : 6kgs, closing strength :3kgs.
●CM-1230-HSL opening strength : 8kgs, closing strength :5.5kgs.
●The case and bracket's material are all 304# stainless steel, CM-1230-HS's case is made of plastic.
●Remark: with 7 pcs self-tapping screws attached.