Knowledge

Oxygen barrier test for PET plastic bottles for wine packaging

The water vapor transmission rate testing system developed and manufactured by GBPI is used to test the water vapor transmission rate of PET plastic bottle packaging, and introduce the parameters, sco

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How to judge the composite fastness of plastic cup yogurt cover film?

The high protein and fat content of yogurt and its nutrient-rich characteristics make it sensitive to oxygen. Therefore, in order to ensure the shelf life of yogurt, the yogurt in plastic cups usually

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The Significance and Detection of Thermal Stability of Lithium Battery Separator

Lithium batteries are generally composed of positive and negative electrodes, electrolytes, battery separators, and protection circuit chips. Among them, the battery separator is an important componen

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Welcome to K show to visit GBPI's booth

K SHOW 2022 The World’s No.1 Trade Fair for Plastics & Rubber Location: Germany Booth No:13D07 Time: 19-26 Oct. 2022 we look forward to seeing you there！ Come meet our Team at K SHOW 2022. You wil

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The significance of cap torque force testing

In daily life we can see more and more bottle packaging in all walks of life. Therefore the essential bottle cap becomes more and more important, in the beverage, dairy, daily chemical, pharmaceutical

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The connection between transformer tester and power efficiency

In the case of additional operating power, the ratio of the output signal power of the transformer tester maintenance tester to the input power is called the power of a transformer parameter tester.

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How can we reduce the copper loss and iron loss of the transformer tester?

Reduce the number of turns, but it will increase the magnetic flux density of the iron core and increase the iron loss.

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Function of transformer tester

The transformer tester uses digital synchronous sampling technology to accurately measure the true effective values of the voltage, current, power, power factor, frequency and other parameters of the

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