Vapor Chamber Vacuum Degree Testing and Analysis: Methods, Standards, and Applications
Vapor chamber vacuum degree testing and analysis is essential for verifying the leak tightness, thermal performance, and long-term reliability of two-phase heat spreaders used in smartphones, data center servers, power electronics, and electric vehicle
Read More
In Vivo Vaginal Degradation Testing of Medical Devices: Animal Study Design, Standards, and Evaluati
In vivo vaginal degradation testing is a critical preclinical study that evaluates how absorbable and long-term vaginal-contacting medical devices degrade, integrate with host tissue, and provoke biological responses in validated animal models. This ar
Read More
Cladding Layer Adhesion Testing: Methods, Standards, and Applications
Cladding layer adhesion testing is a critical quality control and qualification procedure that measures the bonding strength between a covering layer—such as a coating, wrap, insulation, or clad material—and its underlying substrate. Performed in accor
Read More
Chemical Resistance Testing for Plastic Flooring: Standards, Methods and Evaluation
Chemical resistance testing evaluates the ability of plastic and vinyl flooring to withstand exposure to acids, alkalis, solvents, disinfectants, and other aggressive substances without staining, swelling, or surface degradation. This testing is essent
Read More
Determination and Evaluation of Thermal Conductivity in Plastic Materials
Thermal conductivity testing and evaluation of plastics is a critical process for material selection, product design, and quality control across the electronics, automotive, and thermal management industries. This technical article explains the standar
Read More
Plastic Elastic Modulus Testing: Standards, Methods, and Technical Requirements
Plastic elastic modulus testing quantifies the stiffness of polymeric materials by measuring the stress-strain relationship within the elastic region, delivering critical data for material selection, quality control, and finite element simulation. Test
Read More
Plastic Tensile Extensometer Measurement: Principles, Standards, and Testing Procedures
Plastic tensile extensometer measurement is a precision testing technique used to determine the strain-dependent mechanical properties of plastic materials, including tensile modulus, yield strain, and strain at break, in accordance with ISO 527 and AS
Read More
Determination of Impact Absorbed Energy of Plastic Materials: Testing Principles, Standards, and App
Impact absorbed energy testing measures the energy a plastic specimen dissipates when fractured by a swinging pendulum, providing an essential index of material toughness and notch sensitivity. This guide explains the Charpy and Izod test principles, t
Read More
Plastic Oxygen Aging Test: Principles, Methods, Standards and Applications
Plastic oxygen aging test is an accelerated aging procedure that evaluates the resistance of polymeric materials to oxidative degradation by exposing them to elevated temperature and oxygen, often under increased pressure. This test is essential for as
Read More
Tensile Performance Testing of Plastic Welded Joints: Standards, Methods and Applications
Tensile performance testing of plastic welded joints is a fundamental mechanical evaluation used to verify the strength, ductility and long-term reliability of joints produced by butt fusion, electrofusion, hot gas, extrusion, ultrasonic and laser weld
Read More
Oxygen Permeability Testing of Plastic Bottles: Standards, Methods, and Applications
Oxygen permeability testing of plastic bottles determines the oxygen transmission rate (OTR) through bottle walls, closures, and complete packages, which is a critical parameter for protecting oxygen-sensitive products such as beverages, edible oils, p
Read More
Plastic Pellet Halogen Content Testing: Methods, Standards, and Compliance Guide
Halogen content testing of plastic pellets determines the concentrations of chlorine, bromine, and other halogen elements in polymer granules to verify halogen-free claims and regulatory compliance. Using oxygen bomb combustion or combustion ion chroma
Read More