-
Mask testing range and related testing standards
May 11,2020.
Today, the market demand for disposable masks is relatively large. GBPI is a global service mask manufacturer, providing various types of daily protective mask testing, disposable medical mask testing...
View More
-
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...
View More
-
Measuring method of mask gas exchange pressure difference tester
May 20,2020.
The gas exchange pressure difference test machine is also called disposable medical mask ventilation resistance tester 1. Measuring principle of gas exchange pressure difference tester: 1.1. Use a dev...
View More
-
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...
View More
-
How to choose a child mask
May 28,2020.
1. Classification and specifications of children's masks In the provisions of GB / T 38880-2020, children's masks are divided into two categories: child hygiene masks and child protective masks. In te...
View More
-
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...
View More
-
What are aerosols/particulates
June 19,2020.
Since PM2.5 has been widely concerned, particulate matter has gradually been known to everyone. When it comes to particulate matter, you have to mention aerosol, so what are the differences and connec...
View More
-
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...
View More
-
What is the difference between BFE and PFE ?
June 29,2020.
Many customers will ask about the difference between BFE and PFE for the introduction of mask instruments by GBPI. Today, GBPI takes everyone to understand the difference between them. The filter mate...
View More
-
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...
View More
-
Can the mask be worn for exercise
August 26,2020.
In the face of the epidemic, masks are almost required to go to work, take the subway, go shopping, and even exercise. At the end of a day, the time spent with masks is usually...
View More
-
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...
View More
info@gbtest.cn
en
ru
es
ar