Compression Test
Compression Test
The Leak Testing of Refills
Pens and refills are necessities in our daily life and business. The refill leakage will affect the regular application, but contaminate our clothes as well. Then, how to guarantee a good leak-resistance performance? Labthink, as the excellent testing instrument and service provider, provides the relevant standards, methods and instruments as follows:
1. The Leakage Tester for Refills
According to relevant roller ball pen and refill standards, such as QB/T 1655-2006, the testing instrument is called redactor. Labthink MFY-01 Leak Tester is such to test the leak property under pressure reducing principle and has been widely applied.
2. Testing Methods and Procedure
A. Adjust the pressure reducing speed of MFY-01 Leak Tester to 10-12KPa/min.
B. Take the refills with half ink as the specimen.
C. Take off the pen cup, and insert the specimen with its head downward into the pen-stand, and place into the vacuum tank. Then, put on the lid of the vacuum tank.
D. Turn on the compressed air source, set the vacuum degree and vacuum maintaining time (10 minutes is a regulation). Take care of the different vacuum degree for different kinds of refills.
E. Start testing, when vacuum degree achieving the set value, MFY-01 Leak Tester will record the vacuum degree as programmed, and test whether the refill leaks or not.
The above is a brief introduction of the leak testing of refills. Labthink is willing to have more and thorough exchanges on quality control, testing item and method of pen industry.
Labthink Instruments Co., Ltd.
No. 144 Wuyingshan Road, Jinan 250031, China
Tracy Bao info@labthink.cn
Tel: 0086 531 85061153 fax:0086 531 85812140
About the Author
Labthink, the excellent provider of testing instruments and testing services, is devoted to provide most excellent and complete quality control solutions for pharmaceutical, foodstuff, cosmetics, packaging, printing, adhesive, automotive, petrochemistry, environment, biology, new energy, construction, aviation and electronic industries worldwide.
would a compression test tell me which cylinder is knocking?
my 5.0 mustang has a knock, would a compression test tell me which cylinder? or is this a stupid question
probably not, you need a stethoscope..
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How To Do A Compression Test (Scion TC/XA/XB)
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