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Sell All-Glass Vacuum Tube
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| Specifications |
All-Glass Vacuum Tube |
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Length 1500MM 1800MM
Outer tube diameter 47MM 58MM
Inner tube diameter 37MM 47MM
Weight 1.3KG 2.2KG
Glass thickness (Inner Tube) 1.6MM 1.6MM
Glass thickness (outer Tube) 1.8MM 1.8MM
Material Borosilicate glass 3.3/copper /
stainless steel Borosilicate glass 3.3/copper /
stainless steel
Absorptive coating Graded AL/N/AL Graded AL/N/AL
Vacuum degree P5*102 Pa P5*102 Pa
Thermal expansion 3.3*106 Pa/℃ 3.3*106 Pa/℃
Empty-basked Temperature 200℃ 200℃
Absorptance >94% >94%
Emittance <4% <4%
Heat loss <0.80w/(m2℃) <0.80w/(m2℃)
Maximum strength 0.8*** 0.8***
Resist cold -35℃ -35℃
Resist hailstone 25mm 25mm
Resist wind 30M/S 30M/S
Start-up temperature 25℃ 25℃
Maximal Temperature endurable 280℃ 280℃
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| Company: |
Jiaxing Xinxiduo Solar Energy Technology CO., LTD
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| Contact: |
Mr. jack huang |
| Address: |
Taiping Road, Haiyan,Jiaxing ,Zhejiang Province,China |
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| Tel: |
0086 0 13736860262 |
| Fax: |
0573-?563738 |
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