4000 - Ixforten

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is a specialized engineering software suite developed by T.S.I. s.r.l. (Technological Systems Integration) for the design, analysis, and patterning of tensile membrane structures . While it has largely been succeeded by ixCube 4-10 , it remains a recognized tool in the niche field of lightweight architecture. Software Overview ixforten 4000

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is a specialized modular software system designed for the modeling, non-linear structural analysis, and patterning of tensile membrane structures . Developed by T.S.I. s.r.l. (often associated with developer Gerry D'Anza), it has served as a standard tool for architects and engineers to design lightweight fabric systems, such as stadiums and pavilions, for over two decades. Core Capabilities We actually retire

| Feature | Ixforten 4000 | Zinc-Rich Epoxy | Polyurethane Topcoat | | :--- | :--- | :--- | :--- | | Max Continuous Temp | 1,200°F | 250°F | 200°F | | Salt Spray Resistance | 10,000+ hrs | 3,000 hrs | 1,000 hrs | | Abrasion Resistance (Taber) | 35 mg loss | 90 mg loss | 120 mg loss | | Single-Coat Max DFT | 250 microns | 125 microns | 75 microns | | Approx. Cost per sq. ft. | $4.50 | $2.80 | $1.90 |

It utilizes the Force Density Method (FDM) , which allows designers to find the optimal shape for a membrane by balancing cable forces and surface tension.