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The STD-B measures dielectric loss tangent (tanδ) and dielectric constant (ε) of insulating materials with a high-frequency Q meter and S916 fixture. The instrument references GB/T 1409-2006, GB/T 1693-2007, ASTM D150, and IEC 60250 and provides an optional liquid cup for liquid materials.
The instrument measures electrical resistivity of powdered carbon materials with hydraulic loading and a constant-current source. It references ISO 10143-1995 and YS/T 587.6 and provides touchscreen control, automatic calculation, and printed results.
The DCT Powder Resistivity Tester measures the resistivity of powdered carbonaceous materials using hydraulic loading, a pressure-displaying force gauge, and a constant-current source. It is intended for powder-resistivity testing under ISO 10143-1995 and YS/T 587.6.
The Resistance Temperature Characteristic Tester measures the variation in resistance of conductive materials with temperature using electronic and digital control technology. It is used in electronics-material laboratories at colleges and universities for research and demonstrations.
The instrument analyzes electrical conductivity, coefficient of thermal expansion, thermal conductivity, and resistivity in conductive materials. It is intended for physical-property testing of semiconductors, graphite, metals, glass, ceramics, and other nonmetallic materials in research and teaching.
The STD-A measures dielectric loss tangent (tanδ), dielectric constant (ε), inductance, capacitance, and Q-value using a high-frequency resonance method with multi-range impedance measurement, with reference to GB/T 5594.4-1985. It is intended for electrical ceramics, device ceramics, capacitor ceramics, composite materials, and other inorganic nonmetallic materials in research, teaching, and industrial laboratories.
The instrument measures electrical resistivity of carbon blocks, graphite, carbon paper, and related carbon products at room temperature using a constant-current source. It references ISO 11713-2000, YS/T 63.2-2005, and YS/T 64-1993 and provides automated resistivity calculation and data retrieval.
The RX-I Soil Resistivity Tester measures resistivity changes during water uptake and swelling of unsaturated expansive soil, wet collapse of loess, and strength development of cement soil. It uses a constant-current source, digital voltage measurement, and probe measurements to relate resistivity indicators to soil structural and mechanical-property changes.
The instrument measures electrical resistivity of graphite and carbon specimens using controlled current and voltage. The instrument references ISO 11713-2000, YS/T 63.2-2005, and YS/T 64-1993.
The WDT measures the electrical conductivity and resistivity of carbon materials, graphite blocks, and carbon paper using a regulated voltage/current source with automatic current and voltage display. At room temperature, it is used to determine the resistivity of cathode blocks, prebaked anodes, anode and cathode pastes, and other carbon products with reference to ISO 11713-2000, YS/T 63.2-2005, and YS/T 64-1993.
The instrument measures dielectric loss tangent (tanδ) and dielectric constant (ε) in electrical ceramics, device ceramics, and capacitor ceramics. It references GB/T 5594.4-1985 and provides frequency, Q-value, inductance, and specimen-dimension measurements for inorganic non-metallic materials research.