A residential developer in Surabaya, Indonesia, was constructing a 13-story apartment tower. Using traditional multiplex (plywood) formwork, they faced two major problems:
Slow cycle time — each floor took 8–10 days to complete
High material waste — plywood could only be reused 5–8 times before replacement
With 8 repetitive floors (6th to 13th), they needed a system that could accelerate the schedule and reduce material costs.
The team switched to a fully engineered aluminum formwork system. A comparative academic study on the same project showed:
| Metric | Multiplex Formwork | Aluminum Formwork | Saving |
| Total construction time | 112 days | 60 days | 52 days saved |
| Total cost (IDR) | 1.965 billion | 1.806 billion | 159 million IDR saved |
Data source: Comparative study of floors 6–13 on a 13-story project
Key advantages on site:
Smooth concrete surface — no plastering required
Reusable 80–120 times — far outlasting plywood
Faster installation — panels lock together with simple pin connections
52 days ahead of the original schedule
Over 8% total cost reduction on formwork
Consistent quality across all 8 repetitive floors
Want to see how much time and money aluminum formwork can save on your next high-rise?
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