TECHNICAL INFORMATION & FUNCTION
Width of Door ( mm ) Max.		950mm
Weight of Door ( kg ) Max.		40~65 kg
Back check Function		N/A
Delay Action Function		N/A
Max. Open Angle		180°
Hold -Open		Yes , Optional No hold open:
Fire Door		Yes,UL10C 3Hour Fire Rated door closer
Closing Speed Adjustment	Speed 1	Max Open Angle~10°
	Speed 2	10°~0°
Applicable Temperature		-30℃ To 60℃
Applicability		Can be used for left and right-hａnd doors
Various Finish		SILVER, GOLD, BRONZE 8080, BLACK 9005 ,other color upon request
Dimension of Main Body	Length	180
	Width	39
	Height	51
Weight ( kg )		2.2kg
Passed Durability Test		500,000 cycles

Established in 1987, now is the largest manufacturer in door closer field. It has 56 million Yuan of registered capital and 220 million Yuan of fixed assets, covering a ground area of 100000 square meters, as well as a floor space of 150000 square meters, with an annual output of 4~6 million door closers and 500000 panic exit device. 80% of the products were exported to overseas market.PauseUnmuteRemaining Time -3:16Picture-in-PictureFullscreen? OUBAO was main drafters for Chinese Door Closer National Standard QB/T2698, Floor spring National Standards QB/T2698. OUBAO obtained more than 150 national patents. The OUBAO laboratory for door control products was established in 1988, R&D center was established in 1998. OUBAO company was rated as "National high-tech and new technology enterprise" In 2010; The laboratory was rated as "National high-tech enterprises at the provincial level R & D center" in 2011, the laboratory passed the "Chinese National Accreditation” (CNAS approval) in 2012, the laboratory passed Intertek international testing satellite program approved in 2016. ? Professional, Honest and Innovative is our motto, Oubao’s vision is to be a respected, successful, leading door control company. ? Oubao took the lead in passing international quality certification such as UL\UL10. C\ETL\ITS\CE\ISO9001, was the first domestic door closer manufacturer winning both EN1154 and ANSI156.4.? After more than 30 years' development, oubao has won many honorable titles, such as “national high-tech enterprise”, “provincial R&D center”, “municipal major taxpayer”, “municipal talent model enterprise”, “harmonious enterprise in labor relation”, “vice chairman unit of national security industry”. Oubao will be your best cooperator in the international door closer market.