... that of annealed glass2. Safety: when broken, tempered glass becomes small granules, which prevent substantial hurt to human ... body3. Thermal stability: tempered glass has excellent thermal stability, which can withstand up to ... 15mm, 19mm etcHeat strengthened: 3mm, 4mm, 5mm, 6mm, 8mm, and 10mmPackage1. Seaworthy non-fumigation wooden crate reinforced by steel strip2 ...