Thermal stress from uneven solar heating can shatter glass curtain walls. Precision edge processing—using polishing, double-edging, CNC, beveling, and washing machines—eliminates micro-cracks that trigger breakage. Recognize failures by clean, right‑angled cracks with arc‑shaped central lines. Prevention requires proper design, installation gaps, and heat‑treated glass.

Glass’s theoretical strength (~7,000 MPa) far exceeds practical values (35‑70 MPa) due to surface microcracks. Five strengthening methods—hardening, chemical stabilisation, homogenisation, stress relief, and design—combined with precision edge machines (double‑sided, polishing, miter, bevelling, CNC) and post‑treatments like tempering and microcrystallisation, can multiply strength up to 18‑fold. Glass thus becomes a robust material for construction, transport, electronics, and aerospace.

Select a beveling machine by checking six parts: diagonal clamp (strong, easy adjust), gearbox (thick casing + tapered bearings), double‑side support (not single‑side), hardened rails with rigid beam, versatile wheels (not import‑dependent), and rigid motor plate (no wobble). Good design ensures long‑term accuracy and lower costs.

Proper debugging of a glass edging machine ensures precision and safety. Key steps include manual mode setup, water quality control (pH 8.5–9.5), no‑load testing, and trial runs. Understanding grinding wheel selection, cooling, and clamping prevents defects and extends equipment life. Regular lubrication and trained operation are essential.