![laser cooling]( "laser cooling")
In the past, people need to type the whole url or turn to google if they want to browse a certain website . But now, with the advent QR code, we can just use our mobile phone to scan it and we will be quickly directed to the certain website, which is quite convenient. Therefore, QR code is now widely used o the packages of many consumer goods, such as food, beverage, electronics and so on. To realize the function of promotion, the QR code needs to be lasting and permanent and UV laser marking machine is the desired machine to make this happen.
Mr. Gelder from Netherlands is the purchasing manager of a beverage manufacturing company. During the production process, the QR code needs to be printed on the beverage bottle by several UV laser marking machines. These UV laser marking machines are powered by 15W UV lasers. According to him, since they printed the QR code on the beverage bottles, the sales volume of the company has been increased and the visit times of their company website also increased. All thanks to the UV laser marking machine and its indispensable partner -- S&A Teyu portable water chiller CWUL-10.
S&A Teyu portable water chiller CWUL-10 is specially designed for 10W-15W UV laser. It has intelligent & constant temperature control modes. Under intelligent temperature control mode, the water temperature will adjust itself according to the ambient temperature, which sets the users' hands free. Besides, it has the temperature stability of ±0.3℃ and the cooling capacity of 800W, which can provide efficient cooling for the UV laser so that the UV laser marking machine can work normally in a long-term basis.
![portable water chiller]( "portable water chiller")
