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ASTM E96 – Water Vapor Transmission Rate of Materials Using Gravimetric Method
August 19,2019.
As we all know, nowadays products packaging plays an important role in protecting product quality for the duration of its require shelf life. For moisture sensitive products, such as dry milk po...
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ASTM D1424, D1922 Elmendorf Tear Tester determinate tearing resistance property of packaging films material
September 4,2019.
Packaging material tear property is one of the most important testing property for the laboratory testing. Tearing strength testing can be applied in plastic film, paper and textile industries. It is ...
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ASTM D3078 Standard Test Method for Determination of Leaks in Flexible Packaging by Bubble Emission
September 4,2019.
There are many different type of Popcorn bags and other vacuum packaging bags in our daily life. These type of packaging sealing quality is very critical for the packaging products shelf life. Thus le...
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ASTM F1884-04 Standard Test Methods for Determining Residual Solvents in Packaging Materials
September 9,2019.
As we all know, those working in the food packaging industry are aware that while flexible packaging ensures the safety, quality and shelf-life of packaged consumer products, this packaging can negati...
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Laboratory Heat Sealer used to test Heat Seal Parameters of Flexible packaging film
September 18,2019.
For many products, the impact of packaging on shelf life and product safety is critical to success. Packaging company will carefully specify packaging material characteristics in terms of functional a...
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Mask related international standards
April 30,2020.
A summary of relevant foreign standards for masks, providing reference: Standard English title International DB 50/ 107-2003 DB 62/T 518-1998 DB 65/T 2028-2003 Medical purified ganuze mask CNS 1...
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Mask testing range and related testing standards
May 11,2020.
Today, the market demand for disposable masks is relatively large. GBPI is a global service mask manufacturer, providing various types of daily protective mask testing, disposable medical mask testing...
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Measuring method of mask gas exchange pressure difference tester
May 20,2020.
The gas exchange pressure difference test machine is also called disposable medical mask ventilation resistance tester 1. Measuring principle of gas exchange pressure difference tester: 1.1. Use a dev...
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What is the testing principle of the mask flame retardant tester
August 21,2020.
Many customers question whether masks need to be tested for burning performance. The answer is yes. Burning performance is one of the important indicators for mask testing. When a mask is accidentally...
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Can the mask be worn for exercise
August 26,2020.
In the face of the epidemic, masks are almost required to go to work, take the subway, go shopping, and even exercise. At the end of a day, the time spent with masks is usually...
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What is water vapor transmission rate (WVTR) and the test method ?
August 26,2020.
water vapor transmission rate (WVTR), also Moisture vapor transmission rate (MVTR), is a measure of the passage of water vapor through a substance. It is a measure of the permeability for vapor b...
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3 factors affect the packaging heat sealing effect
September 14,2020.
The packaging heat sealing strength tester developed and produced by GBPI is to heat the sealing part of the plastic film into a viscous flow state. With the help of a certain pressure, the two films ...
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