1、 Physical properties of U-glass

1. Mechanical strength: 700~900n/mm2; Tensile strength: 30~50 n/mm2;

2. Mohs hardness: 6~7

3. Elastic modulus: 7200 n/mm2;

4. Linear expansion coefficient (temperature rise 1 ℃) 75~85x10-7

5. Chemical stability: 0.18mg

6. Light transmittance: common fine grain installation, single row: 91%, double-layer installation: 80%

7. Heat transfer coefficient:

Single row installation: 4.90w/m2k, double row installation: 2.35w/m2k, breakthrough installation: 1.1w/m2k

8. Sound insulation capacity, single row installation: 27 dB, double row installation: 38 db

9. Fire resistance limit: 0.75 hours

10. Iron content: 120ppm-140ppm

2、 Performance index of U-shaped glass wall:

Wind pressure deformation performance (kPa): 4.0 ≤ P3 ＜ 5.0 class II

Rainwater leakage performance (PA): 1000 ≤ P ＜ 1600 class III

Air permeability (m3/ (m*h)): 0.05 ＜ Q ≤ 0.1 class III

Insulation performance K (w/ (m2*k)): 1.1 ≤ Q ≤ 4.9

3、 U-glass specification:

Bottom width of U-shaped glass: 220mm, 230mm, 260mm, 300mm, 330mm, 350mm, 400mm, 450mm, 500mm;

U-shaped glass wing height: 41mm, 60mm, 65mm, 70mm, 75mm, 80mm, 85mm, 90mm, 100mm, 110mm, 120mm;

Thickness of U-glass: 6mm, 7mm, 8mm, 9mm, 10mm, 11mm;

Note: bottom width + wing height + thickness of U-shaped glass

For example: ultra white tempered U-glass 260*90*8, ceramic tempered U-glass 260*80*8;