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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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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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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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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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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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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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COVID-19: How much protection do face masks offer?
November 20,2020.
Can face masks help slow the spread of the coronavirus that causes COVID-19? Yes, face masks combined with other preventive measures, such as frequent hand-washing and social distancing, he...
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