Due to the expansion of nickel sulfide inclusions (NiS) present within float glass, tempered glass may break without warning. Therefore, heat soak test is highly recommended as it removes more than 95% of the possibility for spontaneous breakage. All heat soaked Tempered Glass by CSG is offered a 10-year-warranty.
- Purity of the inclusion.
- Magnitude of the tensile within the body of the glass.
- Size of vent associated with the inclusion.
- Glass doors and tables
- Various types of windows