Comprehensive Testing and Characterization of Plastics, Polymers, and Plastic Products
Plastics and polymer materials are widely used across automotive, electronics, packaging, medical devices, consumer products, aerospace, construction, energy, and advanced manufacturing. As performance requirements become increasingly demanding, reliable plastic testing and polymer characterization are essential for material selection, product development, quality control, and failure analysis.
eTest provides comprehensive plastic testing services for raw polymers, plastic compounds, films, sheets, molded components, plastic products, composites, packaging materials, and other polymer-based materials.
Plastic Physical Property Testing
Physical properties provide fundamental information about the structure and quality of plastic materials.
Our testing services include: density, specific gravity, thickness, dimensional stability, moisture content, water absorption, porosity, shrinkage, melt flow characteristics,
hardness, surface roughness
Physical property testing can support incoming material inspection, process control, product development, and quality assurance.
Plastic Mechanical Testing
Mechanical performance is one of the most important aspects of plastic material testing. Plastic components may be subjected to tension, compression, bending, impact, fatigue, or long-term mechanical loading during service.
Our plastic mechanical testing services can evaluate: tensile strength, tensile modulus, elongation at break, flexural strength, flexural modulus, compressive strength, impact strength, izod impact, charpy impact, hardness, tear strength, puncture resistance, creep, stress relaxation, fatigue performance
Mechanical testing helps engineers compare materials, optimize formulations, evaluate processing effects, and determine whether a plastic component meets its intended performance requirements.
Polymer Testing and Material Characterization
Polymer performance is closely related to molecular structure, molecular weight, crystallinity, composition, additives, and processing history.
Our polymer testing services can support characterization of both conventional and advanced polymer materials.
Depending on the research requirements, analysis may include:
Polymer identification,Molecular weight characterization,Molecular weight distribution,Polymer composition,Crystallinity,Glass transition behavior
Melting behavior,Chemical structure,Additive identification,Filler content,Reinforcement analysis,Degradation analysis
These techniques can be used for raw-material evaluation, formulation development, material comparison, and product failure investigation.
Thermal Testing of Plastics
Temperature can significantly influence the mechanical, dimensional, and chemical behavior of polymer materials.
Our plastic thermal testing services can characterize thermal transitions, stability, decomposition, and temperature-dependent performance.
Testing may include:
Differential Scanning Calorimetry (DSC),Thermogravimetric Analysis (TGA),Thermomechanical Analysis (TMA),Dynamic Mechanical Analysis (DMA)
,Thermal conductivity,Thermal expansion,Heat resistance,Thermal stability,Melting temperature,Glass transition temperature,Crystallization behavior,Decomposition temperature
Thermal characterization is particularly important for engineering plastics, automotive materials, electronic components, high-temperature polymers, and polymer composites.
Chemical Analysis of Plastics
Chemical composition can have a major influence on plastic performance, durability, processing behavior, and compatibility.
Our plastic chemical analysis services can help identify polymers, additives, contaminants, fillers, and degradation products.
Potential analysis includes:
Polymer identification,Chemical composition,Additive analysis,Plasticizer analysis,Stabilizer analysis,Pigment and filler analysis,Elemental analysis
,Residual chemicals,Contaminant identification,Degradation products
Advanced analytical methods can also be used to investigate changes in polymer chemistry following thermal exposure, UV irradiation, chemical contact, or long-term aging.
Plastic Surface Testing
Surface characteristics can influence adhesion, coating performance, printing, bonding, wettability, friction, and overall product performance.
Our plastic surface testing services may include:
Surface roughness,Surface morphology,Contact angle,Wettability,Surface energy,Surface composition,Coating adhesion,Friction characteristics,Surface defects,Contamination analysis
Surface characterization can support the development of plastic films, coatings, medical components, electronic materials, packaging, and composite structures.
Optical Properties of Plastic Materials
Optical properties are important for transparent, translucent, colored, and appearance-sensitive plastic products.
Testing may include:
Transparency,Transmittance,Haze,Reflectance,Gloss,Color,Color difference,UV-visible optical properties,Light scattering,Surface appearance
These measurements are commonly applied to plastic films, transparent components, packaging materials, optical products, automotive parts, and consumer products.
Electrical Testing of Plastics
Many polymer materials are used as electrical insulation or as components in electronic and electrical systems.
Our testing capabilities may include evaluation of:
Volume resistivity,Surface resistivity,Dielectric strength,Dielectric properties,Electrical insulation performance,Dielectric constant,Dielectric loss,Breakdown characteristics
Electrical property testing can support the development of insulating polymers, electronic components, cable materials, electrical housings, and advanced polymer composites.
Environmental Resistance Testing
Plastic products may be exposed to heat, humidity, UV radiation, chemicals, water, and mechanical stress during their service life.
Our plastic environmental testing services can evaluate resistance to:
Temperature,Humidity,UV radiation,Water,Salt spray,Chemicals,Oils,Fuels,Solvents,Outdoor exposure
Testing can be performed before and after environmental exposure to identify changes in mechanical, physical, optical, chemical, or surface properties.
Plastic Aging and Durability Testing
Long-term durability is critical for plastics used in demanding environments.
Accelerated aging programs can help evaluate the effects of:
Heat,UV radiation,Humidity,Oxidation,Chemical exposure,Thermal cycling,Water exposure,Long-term storage
Post-aging characterization may include mechanical testing, FTIR analysis, microscopy, thermal analysis, color measurement, and surface characterization.
This approach allows researchers and manufacturers to investigate material degradation mechanisms and estimate changes in product performance.
Plastic Flammability Testing
Fire behavior is an important consideration for plastics used in transportation, electronics, construction, electrical equipment, and consumer products.
Depending on the application and applicable standard, testing may evaluate:
Ignition behavior,Burning characteristics,Flame propagation,Burning rate,Smoke-related characteristics,Self-extinguishing behavior,Flame resistance
Flammability testing can help manufacturers evaluate material formulations and select appropriate polymer systems for specific applications.
Plastic Film and Sheet Testing
Plastic films and sheets are widely used in packaging, electronics, agriculture, construction, medical products, and industrial applications.
Testing can include:
Thickness,Tensile strength,Elongation,Tear resistance,Puncture resistance,Impact resistance,Haze,Transparency,Water vapor transmission,Oxygen transmission,Moisture resistance,Heat sealing performance,Surface characteristics
These tests help evaluate both functional performance and long-term reliability.
Plastic Packaging Testing
Plastic packaging materials must protect products from physical damage, moisture, oxygen, contamination, and environmental exposure.
Our plastic packaging testing solutions can support:
Plastic films,Bottles,Containers,Flexible packaging,Rigid packaging,Packaging components,Multilayer materials,Barrier films
Testing may include mechanical strength, seal performance, barrier properties, chemical resistance, dimensional stability, optical properties, and environmental durability.
Plastic Composite Testing
Polymer composites combine plastics with reinforcing fibers, fillers, particles, or other functional materials to achieve enhanced performance.
Our testing services can support:
Fiber-reinforced polymers,Glass fiber composites,Carbon fiber composites,Filled polymers,Polymer nanocomposites,Bio-based polymer composites,Engineering plastic composites,Characterization may include:,Tensile properties,Flexural properties,Impact resistance,Thermal stability,Fiber or filler distribution,Interfacial characteristics,Microscopic morphology,Chemical composition
Microscopic and Structural Analysis
Microscopic characterization can provide important information about defects, fractures, fillers, fibers, pores, interfaces, and surface morphology.
Depending on the project, analysis may include:
Optical microscopy,Scanning Electron Microscopy (SEM),Cross-sectional analysis,Fracture surface analysis,Filler distribution,Fiber distribution,Particle morphology,Surface defects,Internal structural defects
Microscopic analysis is particularly valuable when combined with mechanical testing and chemical analysis during plastic failure investigations.
Plastic Failure Analysis
Unexpected cracking, discoloration, deformation, brittleness, delamination, warping, or premature failure can result from material composition, processing conditions, environmental exposure, design factors, or chemical degradation.
Our plastic failure analysis services can combine multiple analytical techniques to investigate potential failure mechanisms.
A typical failure investigation may include:
Visual inspection,Dimensional and physical characterization,Microscopic examination,Chemical composition analysis,Mechanical testing,Thermal analysis,Surface characterization,Comparison with reference samples,Failure mechanism assessment
This integrated approach can help identify potential causes of product failure and provide data to support corrective actions.