Technical Specification

Choosing the Right Door Closer: Aluminium vs SS vs Capsule (SA-42 to SA-44)

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Salasar Technical Team
August 18, 2026
6 min read
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Choosing the Right Door Closer: Aluminium vs SS vs Capsule (SA-42 to SA-44)

Compare hydraulic force ratings, door weight limits, and pneumatic pencil closers vs heavy capsule closers for commercial entryways.

Technical QA Reference

When should a capsule door closer (SA-44) be specified over a standard closer?

Capsule door closers (SA-44) are engineered for heavy high-traffic commercial doors weighing over 80kg requiring heavy hydraulic damping.

How to Select the Ideal Overhead Door Closer

Selecting the right door closer ensures occupant safety, smooth latching, acoustic sealing, and prolonged door frame lifespan.

Comparison of Salasar Door Closer Series

1. SA-42 Aluminium Hydraulic Door Closer (Light to Medium Duty)

Door Weight: Up to 45 - 65 kg

Max Door Width: 950 mm

Ideal Application: Residential interior doors, office wooden doors, aluminium section doors.

2. SA-43 Stainless Steel Finish Heavy Door Closer (Medium Duty Commercial)

Door Weight: Up to 65 - 85 kg

Max Door Width: 1100 mm

Features: Dual valve speed control (closing speed & latching speed), fire-rated hydraulic oil.

3. SA-44 Capsule Heavy Hydraulic Door Closer (Heavy Commercial High-Traffic)

Door Weight: Up to 80 - 120 kg

Max Door Width: 1250 mm

Features: Heavy-duty rack and pinion mechanism, heavy capsule body housing, anti-freeze hydraulic fluid.

Technical Consultation

Have Questions About Profile Specifications for Your Project?

Speak directly with our metallurgical sales team. We assist architects and structural contractors with die design, alloy selection, and wind load calculations.

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Written by Salasar Technical Team

Technical Hardware & Aluminium Engineering Team at Salasar Aluminium & Hardware, Raipur. Expert guidance on door kits, closers, shower hinges, and architectural fittings.