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FR-812-5H Concealed Door Closer

Drawing


Parameter

Model

FR-812-5H
Power EN2 ~ EN5
Max Door With 1200MM
Max Door Weight  25~120KG
Hold-Open Optional
Back check  YES
Delay YES
Latching Speed Adjustment 0-20°
Closing Speed Adjustment 20°-180°
Application Temperature -40°-60°
Dimension:Length*Width*Height 226MM*60MM*43.5MM
Installation Size 44MM×135MM×25MM
Application Hotel, Villa, Apartment, Office Building, Hospital, School, Mall, Sports Venues, Leisure Facilities, Supermarket, Warehouse, Workshop, EN1154&Fire-Rated
Material The working parts (levers, brackets, and internal mechanism) are made of steel. The housing is aluminum. The cover for the unused shaft end is plastic.
Speed Adjustment Two Stage Speed Adjustable

Fuchs Oil
Imported from germany, the mechanical life of fuchs oil is much longer than ordinary oil.
Piston
Material: 60Si 2 Mn good toughness, high strength, low temperature resistant, high fatigue resistance

Spring
45# steel high frequency quenching the surface(HRC 45-50 degree) to increase wearing quality, two surface treatments(rough grinding and accurate grinding), surface roughness Ra0.2um, cylindricity 0.005mm
Gear Shaft
Material:imported material 500,000 times of wear resistance test, can run normally at -40 degree and +60 degree, with strong sealing

Seal Ring
Imported seal ring ensure a long service life of GREENHERO's floor spring. also make it working smooth in extremely condition and no any leakage problem
Casting Body
Material:High strength die cast aluminum body processing using one-time clamping, multi-step process to complete the processing, no matter in the center distance and verticality of the piston hole and the gear hole are effectively controlled

The Introduction Of Installation Form


Top jamb vertical installation
Visible sliding guide installation

Pull side standard installation
Pull side standard installation

Push side paralle installation
Concealed installation

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