Alpha MTM Doors – Technical Specifications

1. Bottom Roller for Aluminium System
Body made from high-impact structural plastic. The moving part is adjustable within the 0-15 mm range by means of an adjusting bolt and is provided with a spring anti-jump feature. The roller has a wheel of a high-strength plastic with an embedded sealed, lubricated steel ball bearing. The set comes with the adjusting bolt and washer. Resistance: up to 60 kg/2rollers, up to 50,000 open/close cycles.

2. Symmetrical Top Guide with Bearing for Alpha & Vega Curved
The guide is of durable steel construction. Two permanently riveted wheels of high-strength plastic and vibration damping rubber ensure extremely quiet operation.
Available in two versions:

3. Bottom Positioner. A component that holds in position alum-inium system doors up to 12 kg
A component that holds in position alum-inium system doors of 12 kg to 25 kg.
A component that holds in position alum-inium system doors of 25 kg to 50 kg.

(note: not included as standard but can be purchased)

4. Aluminium Double Bottom Track. Length: 5 m
Track made from aluminium alloy, anodized or finished in simulated wood paint.

6. Aluminium Double Top Track. Length: 5 m
Made from aluminium alloy, anodized or finished in simulated wood paint.

7 & 8. Alpha Aluminium Stile, 
10 m Length: 5.5 m. A profile for 10 mm board, 8 or 6 mm glazing or 4 mm mirror panels. Made from aluminium alloy, anodized or finished in simulated wood paint. Profile length: 5000 mm.

9. Aluminium Single Bottom Track. Length: 5 m
A track made from anodized aluminium alloy. The width of the single track enables it to be easily connected with other tracks (butt joints), providing correct distances between door leaves.
(note: only supplied if a triple track is specified)

10. Aluminium Single Top Track. Length: 5 m
Aluminium Single Top Track. Length: 5 m. A track made from anodized aluminium alloy or finished in simulated wood film. The track features a “shadow line” which masks ceiling irregularities. Profile length: 5000 mm.

(note: only supplied if a triple track is specified)

11.Universal Soft Closure
It ensures that the door leaf closes softly to its end position. The soft closer features an air damper, which gu-arantees durability and performance stability throughout its useful life.
The design of the soft closer body allows it to be used as a left-hand or right-hand closer. The installation of the soft closer on the steel system-based door leaf is possible with the use of the steel system door closer accessories 099245. The soft closer is available in two versions:
099233 – soft closer for doors of up to 25kg in weight.
099234 – soft closer for doors of 25 to 50kg in weight. Application: S100, A100, A200.
Availability: continuous.

(note: not included as standard but can be purchased)