Three target tube

Description

Dimension Φ******0 Φ******0 Material of Tube 3.3 High Boron Silicon 3.3 High Boron Silicon Glass Expansion Ratio 3.3±0.1×***6K*1 3.3±0.1×***6K*1 Outer Diameter of Tube Φ*7±O.1 Φ*8±O.1 Inner Diameter of Tube Φ*2.8±0.*5 Φ*3.8±0.*5 Thickness of Glass 1.6±0.2 1.6±0.2 Transmittance ≥0.*9 ≥0.*9 Lenth of Tube ***0±0.5 ***0±0.5 Selective Coating SS-CU-AL-N/AL SS-CU-AL-N/AL Absorptivity ≥0.*6(AM1.5) ≥0.*6(AM1.5) Emissivity ≤0.**0(*0±5) ≤0.**0(*0±5) Vacuum Degree ≤5.0×***3Pa ≤5.0×***3Pa Collecting Performance Parameter under Sunshine ≥**0m2/kw ≥**0m2/kw Hailstone Resistance *5mm *5mm