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Industry News

A national brand cell phone supports IP69 waterproofing

In-depth analysis of the waterproof performance of cell phones: the importance of airtightness testing (Jingcheng Industrial Technology Professional Interpretation)

2024-12-25

This article analyzes in depth the importance of airtightness testing in the waterproof performance of smartphones, introduces the definition of IP protection level, and elaborates on the methods of airtightness testing, including the pressure decay method and the drenching test method. At the same time, the article also discusses how users can initially judge the airtightness of a cell phone, as well as the synergy between airtightness and the structural design of the cell phone. Finally, the article emphasizes the experience and service capabilities of Precision Engineering as a professional partner in the field of airtightness testing.

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Airtightness Testing_LED Lamps Case

2025 Airtightness Testing Guide: From Principles to Practice

2024-12-21

This article provides a comprehensive analysis of the 2025 guidelines for airtightness testing, including testing principles, methods, industry applications, and the performance characteristics of Precision Engineering's airtightness testers. The article emphasizes the importance of airtightness testing in ensuring product quality and safety, and introduces different testing methods and their applicable scenarios, as well as providing tools for water depth pressure calculation and air pressure setting to improve the efficiency and accuracy of airtightness testing.

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Pressure Units and Air Tightness Leak Rate Calculator

Free Leak Rate Calculator to make airtightness testing easy and efficient

2024-12-18

This article describes the importance of gas-tightness testing, provides basic concepts of leakage rate and five common methods of calculating leakage rate, including the pressure decay method, the mass flow method, the tracer gas method, the pressure drop value conversion method and the foam method. Meanwhile, the free leak rate calculation tool of Precision Engineering Airtightness is recommended to simplify the airtightness testing process.

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Differential Pressure Quantitative Airtightness Tester

Differential pressure quantitative and differential pressure air tightness tester industry science, industrial production sealing guardian

2024-12-02

Airtightness testing is critical in industry, and Precision Engineering's Differential Pressure Quantitative and Differential Pressure testers are suitable for fully enclosed and open products, respectively. Precision Industrial's airtightness testers support MES systems and provide customized solutions to ensure product quality and performance in a variety of industries.

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Razor Airtightness Tester.GIF

Electric shaver airtightness testing program sharing, including the working principle and application cases

2024-10-21

This paper introduces the importance, working principle and application cases of airtightness testing of electric shavers. Since electric shavers need to be frequently exposed to water flow, their waterproof sealing performance is crucial. The article describes the negative pressure vacuum testing method, compares its advantages with the traditional water immersion leakage detection method, and provides specific testing steps. With JCGK's airtightness testing program, the product yield rate and production efficiency are improved, and the market competitiveness of electric shavers is enhanced.

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Water Filter Cartridge

Revolutionary breakthrough in the water purifier industry: Precision Industrial redefines water purifier quality testing with airtightness

2024-10-17

In the water purifier industry, traditional testing methods are often time-consuming and labor-intensive, and it is difficult to comprehensively cover all the functional points of the product, resulting in the existence of products with hidden safety hazards in the market. In response to this challenge, Precision Engineering has launched a one-stop water purifier full-function testing program, aiming to provide efficient and comprehensive testing services for the industry.

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