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Gas Chromatography for printing industry
March 14,2019.
Principles of gas chromatography (GC) For packaging materials, gas chromatography (GC) is used to analyse solvent residues in printing or adhesive layers. If solvent residue levels are too high, this ...
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Plastic and Rubber Testing Equipment For K Fair 2019 Germany
July 23,2019.
K Fair 2019, the biggest and most famous international trade fair for plastics and rubber industry, will again gather all the leaders in the sector of plastic and rubber from 16 to 23 of October 2019 ...
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What are the testing items of the mask tensile testing machine
May 25,2020.
Mask testing includes filtering efficiency, airflow resistance, mask band testing, synthetic blood testing, etc. Mask tensile testing is one of the important links in the measurement and testing of me...
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How to maintain the mask tensile tester
June 4,2020.
The mask tensile testing machine is also called an electronic tensile testing machine. The machine needs regular maintenance. The following are the general maintenance steps for reference: 1:the fixtu...
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What is the functional configuration of the nozzle bag sealing machine
June 11,2020.
The tube sealing machine is mainly used in self-supporting nozzle bags, so his history is basically synchronized with the nozzle bags, which can also be called the nozzle bag sealing machine. It is ma...
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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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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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Do we need to test the melt-blown cloth before mask production?
November 11,2020.
Masks generally refer to appliances worn on the mouth and nose to filter the air in the entrance and exit nose to prevent harmful gases, odors, and droplets from entering and exiting the wearer's nose...
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How to test meltblown?
November 13,2020.
Melt-blown fabric is the core material of the mask to filter germs. The medical mask has three layers, melt-blown fabric is the middle layer. It has strong filtering, shielding and insulation properti...
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What are the Standards for ASTM Face Mask Testing?
November 19,2020.
This post will help you understand the context, performance criteria, and minimum requirements of ASTM levels in various medical masks and their respective uses fields. ASTM General Overview ASTM is t...
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Efficient purification ＆ Fresh Air
November 26,2020.
Everyone knows that the air contains many gas molecules that are harmful to the human body. Dust, spores, and pollen can bring fungi, bacteria, and viruses. The two main ways the virus spreads during ...
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How to prevent aerosol transmission?
November 26,2020.
At present, relevant experts have proposed that the transmission of the noval coronavirus pneumonia is mainly direct transmission, aerosol transmission and contact transmission. So what is aerosol tra...
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