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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 the water vapor transmission rate tester for testing plastics
January 11,2021.
Experimental steps 1. Connect the gas cylinder and the "nitrogen inlet" gas path of the instrument to adjust the pressure of the pressure reducing valve between 0.1 and 0.3 MPa (no air leakage). 2. Op...
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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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What is compostable plastic?
February 19,2021.
Disposable tableware, disposable plastic products, and agricultural mulch are difficult to recycle, and the main treatment methods are incineration and landfill. If incinerated, a large amount of harm...
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What are the inspection items for food product packaging bags
April 1,2021.
We can know that aluminum foil bags are not plastic bags, and can even be said to be better than ordinary plastic bags. When you want to refrigerate or pack food now, and you want to keep the food as ...
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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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Testing of the moisture-proof performance of the packaging of granular Sachets medicines
July 14,2021.
Granule drugs are more sensitive to external water vapor, and the packaging is required to have high moisture resistance. The inspection of packaging is an indispensable production link. Now we will t...
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How packaging film heat shrinkage works
August 2,2021.
As an important part of the flexible packaging industry, testing the performance of plastic films is a necessary step in order to adapt them to the needs of packaging materials. Amongst other things, ...
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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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GBPI New Launch W401 2.0 Water Vapor Permeation Analyzer
September 8,2021.
1.Product Introduction Based on the testing principle of the infrared sensor, W401 is designed and manufactured with reference to the standard of GB/T 26253. It is used to test the water vapor tr...
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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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