2025.05.21
Under the global PFAS ban, the material selection guide for EV battery covers: Why did PPE such as Jinfa Technology stand out?
How to screen out truly compliant alternative solutions while ensuring material performance has become an urgent issue for battery manufacturers and material suppliers.
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2025.05.14
Quick steps and common problem analysis of 1H NMR spectroscopy!
Nuclear magnetic hydrogen spectroscopy is used to study polymerization reaction mechanisms, polymer sequence structures, qualitative identification of unknown polymers, mechanical and physical property analysis, and more.
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2025.05.14
Mechanism and detection system construction of PTFE compression creep under temperature stress coupling
Both compression creep and wear can cause changes in the size of PTFE materials. Therefore, in-depth research on the compression creep mechanism of PTFE and the establishment of scientific detection methods are of great significance for improving the engineering reliability of PTFE products.
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2025.05.06
How to choose suitable strains for mold testing on non-metallic materials?
Guogao Material Analysis and Testing Center provides professional mold testing services, covering product environmental mold growth assessment, plastic material mold and mildew resistance modification effect testing, paint film mold resistance performance testing, and polymer synthetic material mold resistance evaluation.
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2025.05.06
The advantages of material fatigue E-N curve and its application in fatigue simulation
The commonly used life curves in engineering mainly include stress life curve (S-N curve) and strain life curve (E-N curve). For materials with significant plastic deformation, the E-N curve can more accurately describe their fatigue behavior.
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2025.04.23
Live Preview | New Energy Heavy Truck Battery Frame Assembly Testing Solution
Guogao Material Analysis and Testing Center innovatively launches a one-stop testing solution covering the entire chain of "materials components systems"
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2025.04.23
PVT curve: thermodynamic code for predicting shrinkage and warping of polymer materials
For a certain amount of plastic material, the three parameters of pressure, volume, and temperature are interrelated and form a state function relationship.
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2025.04.23
From trial and error to simulation optimization: How modal analysis can reduce vibration testing costs?
The Guogao Material Analysis and Testing Center can achieve CAE basic simulation in the field of vibration, effectively identify components that may have defects, optimize vibration schemes, and optimize structural schemes.
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2025.04.17
How does the stress birefringence analyzer safeguard the quality of transparent components in the entire process from injection molding to vehicle installation?
Polymer materials have become the preferred choice for HUD display modules and intelligent interactive panels due to their excellent impact resistance and molding flexibility.
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2025.04.15
From "firefighting" to "fire prevention": analysis of differences in Rockwell hardness across multiple laboratories and consistency management plan
This article focuses on the abnormal situation and systematically records the entire process from problem investigation, root cause analysis to solution formulation, and proposes corresponding preventive measures.
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2025.04.09
Rapid qualitative and quantitative analysis of complex compounds: liquid chromatography-mass spectrometry
Liquid chromatography-mass spectrometry (LC-MS) refers to the "combination" of two analytical systems, liquid chromatography and mass spectrometry.
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2025.04.09
New challenge for high-voltage safety: Study on leakage current and breakdown characteristics of insulation materials in the three electric systems of new energy vehicles
This study will establish an insulation performance evaluation method for new energy vehicle specific plastic parts under complex working conditions through systematic dielectric performance testing, providing theoretical support for the structural design, material selection, and process optimization of the three electrical system and wiring harness, and helping to solve the electrical safety hazards faced by the industry.
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