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Introduction to the detection of residual ethylene oxide in disposable medical masks
May 13,2020.
What are the testing items of disposable medical masks？ Filtration efficiency, bacterial filtration efficiency, respiration resistance, flame retardant performance, damp heat test, high and low temper...
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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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How to distinguish between non-oily particulate filter and oily particulate filter for face mask?
June 23,2020.
There are many types of face masks on the market. Composite filter materials are the main components of masks. The general filter materials are: activated carbon fiber, activated carbon particles, mel...
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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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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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How to use compression tester in packaing?
September 25,2020.
What is a carton compression testing machine？ The carton compression tester is the most direct test instrument for testing the compressive strength of cartons or other packaging containers. It is used...
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Did you choose the right filter test instrument for masks?
October 16,2020.
Masks are an important anti-epidemic material in the novel coronavirus epidemic. While the demand is increasing, relevant media have reported that the quality of masks in many countries has the proble...
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COF DRRR proficiency testing Valuation
November 4,2020.
GBPI COF testing equipment has participated in the German DRRR competence certification, and our COF testing equipment has passed the DRRR competence certification. This shows that our testi...
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Will the COVID-19 vaccine affect the mask market?
November 6,2020.
Foreword: Recently, many manufacturers worry that the COVID-19 vaccines will affect the demand for masks. Many manufacturers believe that there is no need to produce masks, let alone buy mask te...
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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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Mask testing standards ＆ COVID-19
November 18,2020.
GBPI provides the public with important mask testing standards free of charge. These standards are applicable to production and personal protective equipment-including N95 masks, medical masks and dis...
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