Quartz glass sleeve for marine UV drinking water disinfection equipment

UV transmittance ≥ 80%

can be customized as your requirements

Mechanical properties

• density：2.2g/cm³
•  pressive strength：1100N/mm²
• bending strength：67
• tensile strength：48
• hardness：5.5-6.5
• microstrength：8600-9800

Chemical properties

• HN03 propertion1.4h,20°C, g/cm3：5×10⁻⁸
• HCL propertion 1.19,2h, 20°C, g/cm3：166×10⁻⁶
• NaOH 1%,2h,110°C,g/m3：15×10⁻⁸
• KOH 1%,2h, 98°C, g/m3：68×10⁻⁶

Thermal properties

• Coefficient of thermal expansion：5.5×10⁻⁷/°C
• Thermal conductivity：1.4w/m°C
• Specific heat:670J/kg°C
• Annealing point：1215°C
• Softening point：1680°C
• Detormation temperature：1200°C
• Long-term service temperature：1100°C
• Short term service temperature：1300°C

Electrical performance

• resistivity：7×10⁷Ω.cm
• Insulation strength：250-400kv/cm
• dielectric coefficient：3.7-4.2F/m