SS304; 2 throws
SS304; size: 8*8mm
SS304; Thickness: 3mm
Fire Rated Roller Bolt Mortise Lock
The Roller mortise lock features a Roller Bolt allowing for easy latching when the doors are closing. The Roller bolt mortise lock is designed to suit both timber and steel fire rated doors. Fire resistance test 90mins on timber door; 120mins on steel door, which comply with EN1634. Performance comply with EN12209.
Size of Roller Bolt Mortise Lock
According to DIN18251 standard
Center distance: 72mm, 85mm available
Backset: 55mm, 60mm available
Width of forend: 20mm, 24mm available
Grade 3, according to European standard EN12209/DIN18251
6072-72mm center distance ,60mm backset
Fire rated 240mins on steel door ; 90mins on timber door
Passed 50000 test cycles (Deadbolt)
Corrosion resistance 240 hours
Double Throw (2 Turns) deadbolt
Stainless steel 304 material
Roller bolt mortise door locks are usually used in public space and match with Euro profile brass cylinder according to EN1303.
Jianhua can provide you one-stop service of fireproof door hardware.