Technical notes, application guidance, standards commentary, and company updates for thermal and materials testing laboratories.
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Refractories provide structural support and thermal insulation in high-temperature industrial kilns and furnaces. They remain under high temperature and load for long periods, and their dimensional st...
Sanitary ceramics, including toilets, washbasins and bathtubs, are common building materials in bathrooms and kitchens. In service they withstand flushing water, temperature changes and mechanical loa...
A high-temperature contact-angle instrument measures wetting behavior between melts and solids in ceramics, high-temperature alloys, and composites. Specimens are heated to nearly 2,000 °C under vacuu...
A high-temperature flexural-strength tester, also called a high-temperature bending-strength tester, applies a bending load to a bar-shaped refractory specimen in a heated furnace and measures its mod...
A thermal-property analyzer measures thermal conductivity, thermal diffusivity, and specific heat capacity. It simulates defined heat-flow conditions to quantify heat conduction and heat storage for t...
A phase-transformation analyzer measures thermodynamic parameters and kinetic behavior during melting, solidification, crystallization, and other heat-absorbing or heat-releasing transformations. It m...
A coefficient-of-thermal-expansion tester measures specimen length change during heating and calculates average and instantaneous linear coefficients of thermal expansion. Thermal expansion mismatch c...
The viscosity of glass melts, ceramic glazes, molten metals, solder paste, and high-temperature polymers affects forming, leveling, wetting, and finished-product performance. A high-temperature viscom...
This is a general operating outline for a high-temperature thermal-conductivity analyzer. Apply the stated settings only to a verified instrument configuration, its supplied procedure, and trained ope...
A laser flash analyzer uses a non-contact laser flash method to measure the thermal diffusivity of materials. The checklist covers system checks, specimen preparation, testing, data processing, mainte...
A dilatometer measures thermal expansion coefficients and shrinkage of metals, ceramics, glass, and composite materials. Measurement precision is ±0.1 μm, and the temperature-control range is room tem...
Two engineers from PRUDENT UAE in Abu Dhabi, United Arab Emirates, visited Hunan Zhenhua Analytical Instruments Co., Ltd. for a one-day exchange on March 18, 2026. The discussions covered equipment op...
Thermal-conductivity testers support material selection, process optimization, and product development in new energy, electronics, building insulation, and aerospace. Hot-wire, plate, and guarded-hot-...
The 2026 Chinese New Year holiday will run from February 11 through February 22, for twelve days including adjusted rest days. February 23, the seventh day of the lunar new year, will be a working day...
A thermal conductivity instrument measures the rate of heat transfer through materials and supports electronic thermal design, building-energy assessment, and new-energy materials research. Electronic...
Specific heat capacity is a core thermophysical property. It is the heat required to raise the temperature of a unit mass of a substance by 1 K. A specific heat capacity tester measures heat changes d...
During glass forming, rapid temperature changes create temperature gradients between the inner and outer layers. The shape and thickness of the product and the degree of cooling can also create irregu...
Hunan Zhenhua Analytical Instruments Co., Ltd. employees and their families visited Liling on December 27, 2025, for a one-day team outing before the 2026 New Year. The itinerary included the Liling C...
A laser thermal conductivity analyzer measures thermal conductivity, thermal diffusivity, and specific heat capacity. The analyzer uses non-contact heating for materials development, quality control, ...
A dilatometer measures dimensional change as temperature varies and calculates linear or volumetric coefficients of thermal expansion. It is used in research, production, and quality inspection of cer...
A thermal conductivity analyzer measures thermal conductivity and can provide quantitative data for material development and process evaluation. Steady-state and transient methods are used. In the las...
Specific heat capacity—the ability of a substance to absorb heat—may seem abstract, but it profoundly affects energy storage, climate regulation, and many engineering applications. Specific heat capac...
Thermal conductivity testers measure heat transfer in materials. Steady-state and transient methods based on Fourier’s law are used. A steady-state method establishes a stable heat-flow field and uses...
A thermal shock tester subjects materials to rapid temperature changes to assess thermal shock resistance. It is used in research and quality control for ceramics, metals, and composite materials. Equ...
A high-temperature flexural testing machine measures the flexural strength of materials at elevated temperature. A specimen is loaded until fracture, and the load and bending response are used to calc...
A refractory-material testing machine combines heating, loading, measurement, and control for refractory-material development, production, and quality control. It simulates high-temperature conditions...
The 14th Shenzhen International Thermally Conductive and Heat Dissipation Materials and Equipment Exhibition 2025 takes place at the Shenzhen World Exhibition and Convention Center, with Zhenhua Analy...
Thermal conductivity testers are used to measure the heat-transfer properties of materials in research and production. In materials development, testers are used with aerogels and rock wool at differe...
Specific heat capacity testers characterize materials for scientific research and precision industrial production. In materials science, the tester is used to characterize new materials. For a new all...
The 2025 International Labor Day holiday will run from May 1 through May 5, for five days. May 6 will be a working day. During the holiday, employees are asked to plan activities and avoid crowded pla...
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