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MVT Testing currently possesses several sets of imported advanced testing equipments, can provide a full range of quality materials, characterization, performance evaluation and mechanism analysis.
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Services involve electronics, telecommunications, machinery, chemical industry, biological industry, clock, hardware, lighting, furniture, craft gifts and other industries, enterprises and related products. All kinds of R&D centers in the material surface technology research and product development to provide analytical testing services.
According to GB,ASTM,ISO and other standards, we can undertakes a variety of materials and products (metals, semiconductors, insulators, polymers and biological materials), performance testing, qualitative and quantitative analysis of materials, structure analysis, chemical composition and elemental valence state analysis, the surface area and micro-morphology, mechanical properties and physic-chemical properties, a comprehensive analysis of samples of complex systems, and dozens of tests.
Material surface composition, structure determination and analysis
Test items:Organic Analysis
Test Range:to reflect the information on chemical bonds in materials, especially identification of organic functional groups, the liquid composition analysis
Test items: surface composition and chemical state analysis
Test range: all kinds of solid surface elemental composition, chemical valence state, molecular structure analysis and depth of analysis
Test item: Sample component analysis
Test Range:The morphology analysis of a variety of solid materials, micro-chemical composition test, line distribution and surface distribution analysis of sample components
Test items: trace component analysis
Test range and services: To detect the specific elements of the aggregation on the surface, surface modification, plasma surface treatment
Test items: sample phase structure, surface stress analysis
Test Range: powder samples, solid-phase analysis of samples, micro-phase analysis, film analysis, high-temperature diffraction, stress measurement, grain size, the determination of unit cell parameters
metallographic test and analysis
Test items: printed circuit board slice observation, film thickness, steel carburized layer of boride layer, nitride layer, nitride layer inspection, decarbonization layer determination， hardened layer depth measurement.
Test range: grain size, phase area fraction, coating/plating thickness, porosity evaluation, the spherical nature of the graphite in ductile iron, particle size analysis, cast aluminum alloy dendrite arm spacing, the reflected light observation, light and dark field, polarized light, differential interference analysis, using M32 professional lens, on the material surface, all-round observation of fracture, failure analysis, research and measurement.
Test items: Determination of non-metallic inclusions in steel; non-ferrous metals and their alloys, ferrous metals, stainless steel, the organization determination; non-ferrous metals, carbon steel, alloy steel, stainless steel, the actual grain size determination; product welding quality inspection, weld Observation
Test Range: Grain size, phase area fraction, coating / plating thickness, porosity evaluation, the spherical nature of the graphite in ductile iron, particle size analysis, cast aluminum alloy dendrite arm spacing, the reflected light observation, light and dark field, polarized light, differential interference analysis, using M32 professional lens, on the material surface, all-round observation of fracture, failure analysis, research and measurement
Test items: sample preparation (general alloy steel; non-ferrous metals, PCB board electronic products; cemented carbide, high-speed steel, ceramics, glass, etc. samples)
Test range: for materials, precision cutting, hot and cold mounted, polished, polishing and so on, obtained metallographic surface and image analysis and image processing, in particular, sample preparation can be used for circuit board
Test items: non-metallic inclusions in steel; steel actual grain size, microstructure determination; product welding quality inspection
Test Range: Large metal material product part of the on-site metallurgical testing, product welding quality inspection, using digital technology, direct access to micro-image, measure defect size at the same time can be re-type test.
Material measurement and analysis of morphology
Test items: sample coating thickness, qualitative composition analysis
Test Range: Measuring common coating, coating thickness and composition analysis at the same time
Test items: micron, nanometer-scale three-dimensional observation of the surface topography
Test Range: The micro-structure and surface morphology, surface atomic-scale resolution image available to measure the sample surface, no special requirements
Test items: sample roughness, coating thickness
Test Scope: semiconductor devices, data storage media, polymers, metals, ceramics, bio-films and other surface coating substrate morphology, step height (film thickness) and roughness
Test items: the sample surface, cross-section micro-morphology, coating thickness
Test Range: The morphology analysis of a variety of solid materials, micro-chemical composition of test sample components line distribution and surface distribution analysis
Test items: sample color, color
Test scope: with built-in CCD digital targeting system, projection, reflection, front-mounted, or on the measurements of various solid, liquid materials quick color identification, color quality control and the sample surface structure (mirror) on the color of impact analysis
Measurement and analysis of mechanical properties of materials
Test items: soft materials, thin films (or coatings, thin coating) material hardness, elastic modulus, stress-strain measurement (0 ~ 300mN)
Test range: real-time recording to the force, friction, penetration depth, acoustic emission signals, which are accurate and reliable access to film and the substrate binding to study film and other samples of surface friction
Test Project: Micro-hardness testing (10g ~ 1000g)
Test range: used to measure the hardness of materials, in particular the determination of small, thin specimen, and surface coatings such as the sample infiltration surface hardness and hardened layer depth, can be measured glass, ceramics, agate, precious stones and other brittle materials, the outstanding Microhardness
Test items: soft materials, thin films (or coatings, thin coating) material and substrate binding, friction and wear behavior of determination (10μN ~ 1N)
Test range: real-time recording to the force, friction, penetration depth, acoustic emission signals, which are accurate and reliable access to film and the substrate binding to study film and other samples of surface friction
Test items: Coating adhesion, Vickers hardness (1N ~ 200N)
Test range: real-time recording to the force, friction, penetration depth, acoustic emission signals, which are accurate and reliable access to film and the substrate binding to study film and other samples of surface friction, wear behavior of
Test items: Determination of friction and wear properties
Test range: for the film or the substrate on the contact pin or a ball coefficient of friction, wear volume measurement, surface roughness measurement
Material measurement and analysis of physical and chemical properties
Test items: accelerated corrosion test
Test range: Salt Spray Corrosion Test Box for surface treatment of a variety of materials, including paint, electroplating, inorganic and organic membrane, anode handling and anti-rust oil, anti-corrosion treatment, testing products, corrosion resistance
Test items: sample polarization curve, cyclic voltammetry, impedance spectroscopy, corrosion rate, etc.
Test range: Chronoamperometry, chronopotentiometry, timing, power, control, power potential, cyclic voltammetry, linear sweep voltammetry Constant potential AC impedance, constant current AC impedance, single-frequency impedance of the hybrid impedance Corrosion behavior diagrams, corrosion potential, cyclic dynamic current, cyclic polarization resistance, potentiostatic, potentiodynamic, galvanostatic and dynamic current Test Content: corrosion-resistant coatings and thin film evaluation, materials, corrosion resistance measurements, high-performance battery R & D.
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