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Application and maintenance of friction coefficient tester
December 24,2020.
The friction coefficient is a physical quantity that characterizes the slipperiness of packaging materials. It is divided into two types: dynamic friction coefficient and static friction coefficient. ...
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How to use a laboratory testing melt flow indexer
January 19,2021.
Melt mass-flow rate, also refers to the melt index, is the melt flow of the resin melt through a standard capillary tube within a certain time (generally 10min) in a standardized melt index instrument...
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How to observe the heat seal test of flexible packaging film?
April 22,2021.
In the field of flexible packaging, the heat sealing process of the film plays an important role. It not only affects the formula structure of the film product, but also affects the production process...
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why should we ban single-use plastic
August 12,2021.
The current situation: the global average consumption of 1 million plastic bags every 1 minute , the total annual global plastic consumption of 400 million tons , only 14% of the world's plastic packa...
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what is the principle of pressure decay leakage is tested
August 25,2021.
Pharmaceutical packaging materials such as vials, ampoules, cassettes, infusion bottles, etc. need to be picked up from a quality point of view. Many pharmaceutical manufacturers are unaware of how to...
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Evaluation studies on glass containers
September 10,2021.
Evaluation studies on glass containers 1. Hydrolytic resistance test i. Glass Grains test – used to distinguish Type I glass from Type II and Type III glass ii. Surface Glass Test – used to disti...
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What is MVTR test?
September 15,2021.
From Wikipedia: Moisture vapor transmission rate(MVTR), also water vapor transmission rate (WVTR), is a measure of the passage of water vapor through a substance. It is a measure of the permeability f...
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Test Method for Determining Leakage in Flexible Packaging by Bubble Emission
November 11,2021.
ASTM D3078-2013 Standard Test Method for Determining Leakage in Flexible Packaging by Bubble Emission Instruments applicable to this standard : GBPI Bubble Emission Tester Instrument Application Proce...
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What is plastic biodegradation?
November 29,2021.
Biodegradable plastic, also known as biodegradable plastic, refers to the degradation caused by the action of microorganisms present in nature under conditions such as soil and sand, or specific condi...
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What is the Migration Testing for Food Contact Materials (FCMs)
January 14,2022.
1. An overview of the definition of total migration Migration in food is mainly used to examine the potential ability to migrate from packaging to food and the presence or absence of toxicity of migra...
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Mobile phone screen display effect and haze transmittance testing
April 15,2022.
Mobile phones have been an essential element of our daily life, and with the development of the times and the advancement of technology, cell phones have undergone radical chan...
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Quality control solution for pet food packaging
May 27,2022.
In today's pet is gradually attached great importance. we attach increasing importance to pet food, quality pet food should not only use better packaging to reflect the g...
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