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Member Since 12 Years
Nature of Business Retailer Year of Establishment 2012Ask for more detail from the seller
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| Model | Three-target vacuum tube | Purple vacuum tube | |
| Tube structure | All-glass double deck co-axial structure | All-glass double deck co-axial structure | |
| Glass material | Borosilicate 3.3 glass | Borosilicate 3.3 glass | |
| Outer tube diameter and thickness | Ф47±0.7mm,thickness 1.6±0.15mm | Ф47±0.7mm,thickness 1.6±0.15mm | |
| Ф58±0.7mm,thickness 1.6±0.15mm | Ф58±0.7mm,thickness 1.6±0.15mm | ||
| Ф70±0.7mm,thickness 2.0±0.15mm | Ф70±0.7mm,thickness 2.0±0.15mm | ||
| Inner tube diameter and thickness | Ф37±0.7mm,thickness 1.6±0.15mm | Ф37±0.7mm,thickness 1.6±0.15mm | |
| Ф47±0.7mm,thickness 1.6±0.15mm | Ф47±0.7mm,thickness 1.6±0.15mm | ||
| Ф58±0.7mm,thickness 1.6±0.15mm | Ф58±0.7mm,thickness 1.6±0.15mm | ||
| Tube length | 1200mm,1500mm,1600mm,1800mm, 1900mm,2000mm,2100mm | 1200mm,1500mm,1600mm,1800mm, 1900mm,2000mm,2100mm | |
| Absorptive coating | Coating material | Cu/SS-ALN/ALN | Cu/SS-ALN(H)/SS-ALN(L) |
| Sediment method | Three target magnetron sputtering plating | Three target magnetron sputtering plating | |
| Absorptivity | >=0.93(AM 1.5) | 0.93~0.96(AM 1.5) | |
| Emittance | <=6.5%(80oC±5oC) | <=6.0%(80oC±5oC) | |
| Vacuum degree | <=5.0×10-3Pa | <=5.0×10-3Pa | |
| Transmittance of glass tube | >=0.89(AM 1.5) | >=0.89(AM 1.5) | |
| Stagnation parameter | 200~240m2oC/kw | 240~260m2oC/kw | |
| Average heat loss | <=0.65w/(m2*oC) | <=0.60w/(m2*oC) | |
| Hail resistance | Ф25mm | Ф25mm | |
| Press-endure | 0.6MPa | 0.6MPa | |
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