| Pens and refills are necessities in our daily life and | | | | with its head downward into the pen-stand, and |
| business. The refill leakage will affect the regular | | | | place into the vacuum tank. Then, put on the lid |
| application, but contaminate our clothes as well. | | | | of the vacuum tank. |
| Then, how to guarantee a good leak-resistance | | | | D. Turn on the compressed air source, set the |
| performance? Labthink, as the excellent testing | | | | vacuum degree and vacuum maintaining time (10 |
| instrument and service provider, provides the | | | | minutes is a regulation). Take care of the |
| relevant standards, methods and instruments as | | | | different vacuum degree for different kinds of |
| follows: | | | | refills. |
| 1. The Leakage Tester for Refills | | | | E. Start testing, when vacuum degree achieving |
| According to relevant roller ball pen and refill | | | | the set value, MFY-01 Leak Tester will record the |
| standards, such as QB/T 1655-2006, the testing | | | | vacuum degree as programmed, and test |
| instrument is called redactor. Labthink MFY-01 | | | | whether the refill leaks or not. |
| Leak Tester is such to test the leak property | | | | The above is a brief introduction of the leak |
| under pressure reducing principle and has been | | | | testing of refills. Labthink is willing to have more |
| widely applied. | | | | and thorough exchanges on quality control, testing |
| 2. Testing Methods and Procedure | | | | item and method of pen industry. |
| A. Adjust the pressure reducing speed of MFY-01 | | | | Labthink Instruments Co., Ltd. |
| Leak Tester to 10-12KPa/min. | | | | No. 144 Wuyingshan Road, Jinan 250031, China |
| B. Take the refills with half ink as the specimen. | | | | Tracy Bao info@labthink. |
| C. Take off the pen cup, and insert the specimen | | | | |