Hardware Specifications
Sectional Hardware Specifications
HARDWARE SPECIFICATIONS FOR INDUSTRY STANDARD 50MM (2") TRACK
Finish:
All door face hardware, tracks and track mounting hardware and torsion assembly mounting brackets to have a zinc coating of 380g./sq.m. (1.25 oz/sq.ft.) - ASTM A525 - 9 lb.
Track:
2.0mm (14ga) commercial galvanized track, formed track 54mm (2 1/8") overall outside dimension. Vertical tracks sloped for weather tight closing; curves 305mm (12") or 400mm (16") radius, selection dependant on available headroom.
Track Brackets:
2.0mm (14ga) thick commercially galvanized steel, rib reinforced.
Continuous Track Angle (optional at additional cost):
Continuous track anglebolted adjustable type, fabricated from 2.0mm (14ga) commercially galvanized steel for full height of opening, adjustable to ensure weathertight seal. Continuous angle to provide continuous track support for full opening height.
Track Hangers:
Min. 32 x 32mm (1 1/4" x 1 1/4") x 2.0mm (14ga) thick commercially-galvanized perforated steel angles.
Rollers:
Steel rollers 46mm (1 13/16") diameter with ten 6mm (1/4") diameter ball bearings, 11mm (7/16") diameter roller axles and inner and outer ball races of hardened steel.
Roller Brackets:
Fabricated from 2.4mm (14ga) thick commercially galvanized steel.
Counter Balance:
Helically wound torsion springs, manufactured from oil tempered spring wire, stress relieved, minimum 10,000 cycles. Aluminum diecast grooved drums and flexible, galvanized aircraft cables, 7x19 construction, mounted on 25mm (1") tubular steel, 2.0mm (14ga) min OR 25mm (1") CRS solid shaft keyed full length and mounted on ball bearings.
Locking:
Interior slide bolt type.
HARDWARE SPECIFICATIONS FOR INDUSTRY STANDARD 75MM (3") TRACK
Finish:
All door face hardware, tracks and track mounting hardware and torsion assembly mounting brackets. Hot-dip galvanized with 380g./sq.m. (1.25 oz/sq.ft.) zinc coating to - ASTM A525 - 9 Ib.
Track:
2.75mm (12ga) commercial galvanized track, formed track 80mm (3 1/8") overall outside dimension. Vertical tracks sloped for weather tight closing, 400mm (16") radius.
Track Brackets:
3.1mm (11ga) thick commercially galvanized steel, rib reinforced.
Continuous track angle (optional at additional cost):
Continuous track angle bolted adjustable type, fabricated from 2.4mm (13ga) commercially galvanized steel full height of the opening fully adjustable for weathertight seal. Continuous angle for continuous track support full opening height.
Track Hangers:
Min. 32 x 32mm (1 1/4" x I 1/4") x 2.0mm (14ga) minimum commercially-galvanized perforated steel angles.
Rollers:
Steel rollers 73mm (2 7/8") diameter with ten 8mm (5/16") diameter ball bearings, 11mm (7/16") diameter roller axles and inner and outer ball races of hardened steel.
Roller Brackets:
Fabricated from 3.1mm (11/13/14 ga) commercially galvanized steel.
Counter Balance:
Helically wound torsion springs, manufactured from oil tempered spring wire, stress relieved, minimum 10,000 cycles. Aluminum diecast grooved drums and flexible, galvanized aircraft cables, 7x19 construction, mounted on 25mm (1") tubular steel, 2.0mm (14ga) min OR 25mm (1") CRS solid shaft keyed full length and mounted on ball bearings.
Locking:
Interior slide bolt type.
ROLLTITE HARDWARE OPTIONS 50mm & 75mm (2"& 3")
Pusher springs:
Recommended on all standard lift doors with manual chain hoist or jackshaft type electric operators.
Bumper leaf springs:
Recommended for high lift and vertical lift applications.
Across the door bar latch:
Complete with night lock with an outside cylinder and handle (recommended for manually operated doors only.
Across-the-door bar latch inside only:
Complete with night lock and interior handle. An electric interlock is required on electrically operated doors.
Double end roller brackets and long stem rollers:
Standard on doors wider than 4930mm (16'-2").
Reduced drive chain hoist:
3:1 sprocket and chain reduction. (Recommended on doors over 13.4 sq m. (144 sq. ft.).
Double radius low headroom track:
Clearance 125mm (5") minimum for 50mm (2") hardware and 190mm (7 1/2") for 75mm (3") hardware.
Follow the roof pitch:
Install track to follow roof pitch for standard lift and high lift.
High cycle torsion assemblies:
25,000 [50,000] [75,000] [100,000] cycle torsion assemblies complete with 25mm (1") or 32mm (1 1/4") CRS solid shaft with full keyway shaft mounted in self-aligning flanged bearings and cables of 4.8mm (3/16") minimum, flexible galvanized aircraft type, 7 x 19 construction.
Track guards:
4.8mm (3/16") minimum primed steel x1520mm (60") high.
Electro-mechanical reversing safety bar:
For full width of bottom section. (Recommended for all electrically operated doors).
Pull chain c/w Spring:
For manually operated doors only.
Aluminum/Vinyl weatherstrip:
For jamb and header.