GPD 2025: Can tempered glass curve like this?

June 10 - 12, 2025 | Nokia Arena | Tampere, Finland

Can glass be both, complexly curved and heat strengthened or fully tempered? Yes - and you´ll have the chance to see more about it live at the GPD 2025.

sedak presents a world-first innovation: sedak multicurved, a groundbreaking, tempering furnace-based technology that opens new design possibilities in architectural glass.

a world innovation at booth e2

Under this year’s theme, “GLASS – THE IN/VISIBLE IMPACT,” Glass Performance Days once again gathers the global glass community to showcase the technologies shaping tomorrow’s buildings. At booth E2, sedak reveals a bending revolution: custom-shaped, 3D-bent heat-strengthened or fully-toughened glass—free from the limitations of traditional mold-based processes.

With no molds required, sedak’s innovative furnace-controlled shaping allows for multicurved, cylindrical, and even spherical geometries—pushing the boundaries of façade design.

“We’re entering the next generation of glass bending—custom geometries with no molds,” says Kevin Berni, Sales Director at sedak. “We’ve eliminated the tooling constraints, enabling faster turnaround times, greater design freedom, and scalable production of even the most complex shapes.”

sedak tempered+ on stage

Back on the GPD agenda is also the topic of anisotropies—those rainbow-like patterns in tempered glass. Joan Tarrús, Consultant at sedak, takes the stage with his talk, “Eliminating Anisotropies in Tempered Glass.” He’ll present sedak tempered+, a new standard that eliminates visual distortions in both flat and curved tempered glass—ensuring flawless clarity, enhanced aesthetics, and unmatched optical performance.

meet the speaker: Joan Tarrús - GPD

Visit sedak at booth e2

Experience the future of architectural glass—where freedom of form meets the highest quality standards.

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Pictures
sedak at GPD 2025. ©sedak