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2026

JC-C10005 Differential Pressure Leak Tester

Precision die casting air tightness test how to do? Precision Industrial Technology JC-C10005 gives a set of more stable solutions

This article introduces the Jingcheng Engineering JC-C10005 differential pressure airtightness tester for precision die casting micro-leakage detection solutions. The article analyzes the necessity and technical difficulties of die casting hermeticity testing, describes the technical principle of differential pressure testing method and the core parameters of the device ± 0.1Pa accuracy, 0.001ml/min resolution, and through four die casting test cases to show the application scenario, and finally explains its dual-channel architecture, automation and expansion of interfaces and cross-industry applicability.

Jingcheng Gongke Gas Tightness Tester 2

QUICK Q&A: What is the difference between helium detection method and pressure drop method? How to choose the right hermetic gauge supplier

This article is a quick Q&A comparing two mainstream solutions for leak testing: pressure drop and helium detection. Pressure drop method has low cost and high efficiency, and is suitable for routine sealing inspection; helium detection method has very high sensitivity, and is suitable for precision scenarios of micro-leakage control. Selection should be based on the allowable leakage rate, use scenarios, product structure and production line demand comprehensive judgment, and puts forward the five core criteria for selecting suppliers of hermetic tester.

On-site customer photos

Quick Question: Why do more and more manufacturing companies place more emphasis on source strength manufacturers when selecting an air tightness gauge?

This article discusses the shift in the logic of purchasing airtightness testers in the context of manufacturing upgrading: enterprises have shifted from simply comparing parameters and prices to selecting source strength manufacturers with process understanding, system integration and continuous service capabilities. The article takes Jingcheng Gongke JCGK as an example to illustrate how domestic manufacturers can replace imported equipment through the ability to deliver complete solutions, and become a long-term technology partner for manufacturing upgrades.

Air-tightness Tester for Food Packaging and Lunch Boxes

Precision Industrial Technology four-station automatic air tightness testing machine: food packaging lunch box sealing full inspection program review

This article reviews the Jingcheng Technology four-station automatic airtightness testing machine in the food packaging lunch box sealing the application of the full inspection. The article points out that sampling can not intercept the random distribution of sealing defects, the full inspection is the fundamental solution; through the actual test to verify that the equipment can be zero leakage judgment to identify trace leakage, and explains its independent four-channel, micro-pressure sensing and compensation algorithms, 72-hour stability verification of the three major technical support, as well as the production line adaptability and the head of customer cases.

Factory illustrations

Q&A: What are the requirements for the environment in which the airtightness tester is used? Please take this checklist

This article analyzes the environmental requirements for the use of airtightness testers, pointing out that temperature, humidity, air pressure and vibration are key variables that affect testing accuracy. The article emphasizes that high-precision testing is more sensitive to the environment, and provides a list of common problems in the production line environment, suggesting that priority be given to five aspects of temperature stability, air source dryness, airflow interference, product heat balance and tooling sealing, rather than rushing to replace the equipment.

Jingcheng Gongke airtightness tester in the automated production line application

From the Manhattan Project to Smart Manufacturing: A Look at the Past Life and Industrial Underpinnings of Airtightness Testers

This paper traces the evolution of airtightness testing technology from the birth of helium mass spectrometry leak detector of the Manhattan Project in 1943 to the present 80 years, analyzes the differentiation of pressure drop method, flow method and other technical routes, focuses on the waterproofing needs of smart phones and the development of new energy vehicles to promote the explosive growth of the industry, and points out that the Chinese manufacturers have been from the introduction of technology to the output of innovation, and the airtightness testing has become the invisible cornerstone of the quality control of the modern industry. It also pointed out that Chinese manufacturers have moved from technology import to innovation export, and airtightness testing has become the invisible cornerstone of modern industrial quality control.

Training and explaining the instrument to customers

Q&A: The higher the precision, the easier it is to misjudge? Uncovering the real stability logic of production line airtightness testing

This article exposes the "accuracy trap" in the procurement of leak tester, points out that marketing parameters such as 0.02% F.S. are misleading, and emphasizes that the detection stability depends on five system engineering factors: sensors, manifold seals, ambient temperatures, tooling and fixtures, and software algorithms. The authors propose that the selection should focus on the reading error (%rdg) and repeatability rather than full scale error, suggesting that the production line through the on-site testing to verify the performance, and that the domestic equipment in the system integration, cost-effective and service response has the strength to replace imports.

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