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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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Items to be tested for pharmaceutical packaging materials and equipment required for testing
January 12,2021.
1. Aluminum-plastic composite caps for infusion bottles Items to be tested: opening force, plastic removal force, tear-off force, opening quality Instrument used: Intelligent electronic tensile testin...
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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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GBPI new product obtains NIFDC certification
January 25,2021.
In the past 2020, the GBP company and the whole world worked hard to resist our common enemy--the coronavirus. In order to provide mask manufacturers with efficient and accurate mask testing devices, ...
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Will the wet mask affect the protective effect?
February 2,2021.
the situation of epidemic prevention and control, it is very important to wear masks scientifically. In winter, many cities have already started to snow and are wet and cold outside. Wearing a mask an...
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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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GBPI Intelligent Compost Degradation Tester -Sustainable Plastics Solutions
February 25,2021.
Biodegradable plastic refers to a type of plastic that is degraded by the action of microorganisms in nature such as bacteria, mold (fungi) and algae. It is...
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GBPI Wishes All Female Friends A Happy Women's Day
March 5,2021.
March 8 is International Working Women’s Day, a holiday for women from all over the world to strive for peace, equality and development. For a century, women from all countries...
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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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The Compostable degradable plastic certification system
May 17,2021.
Compostable degradable plastic is a kind of biodegradable material, which refers to a type of material that can be completely converted into carbon dioxide, water and minerals after a certain time spa...
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What are the cosmetic packaging testing items?
May 31,2021.
As today's fashionable consumer products, cosmetics not only need exquisite packaging, but also need to protect the products during transportation or shelf life. The inspection...
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