FAQ
How to distinguish between good and bad UV lamp without any test condition and equipment?
- Answer: you can distinguish them from appearance. To observe the filament If the filament is black, it indicates that the lamp with rough vacuum or non-matched with the ballast. It will shorten the life time. To observe the amalgam If the surface gloss of inside amalgam is excellent, and its location is uniform, firm and non dispersive, that indicates the control of the production process is precise. If the amalgam appears gray or black, it indicates that it contains impurities in the lamp. The light decay and lifetime are all affected. To observe the electronic powder The coating film of electronic powder should be firm and uniform. If the powder appears fines removal, it will shorten the lamp lifetime. The electronic powder should be white or gray. If it is black, it indicates that the electronic powder is resolved incompletely or impure. It will shorten the lamp lifetime To observe the quartz glass tube If the glass tube is with clean and transparent inside and outside surface, and beautifully assembled, it means that it is made of superior material and by good process control. If the glass tube is yellowing, it means that lamp quality is without assurance or the light decay will be exacerbated for the role of protective film coating is reduced.
Which type of lamp cap is the low-voltage high power UV lamp matched?
- Lamp cap can be made according to customers’ requirement.
Are the COMWIN product and foreign brand products interchangeable?
- After repeated test and experiments, it shows that COMWIN 250W UV lamp and Heraeus 300W UV lamp have the consistent behavioral. COMWIN 150W UV lamp and Philips 150W lamp have the consistent behavioral. COMWIN 320W has the consistent behavioral with the 320W UV lamp of Philips and Light Sources.
How to conserve the amalgam?
- A：to conserve the amalgam below 20℃ and packed in vacuum to avoid being affected with damp.
How to choose asmalgam?
- A:To choose the amalgam type according to the design of the fluorescent lamp and the working temperature range of the amalgam.