The thermal conductivity of a material is an important parameter to study the thermophysical properties of materials.The series of instruments adopts the principle of heat protection plate method, which meets the requirements of the thermal conductivity of the material detection research department.Instrument reference standards: GB / T3392 "Plastic Thermal conductivity test method, thermal protection plate method", GB / T3139 (fiber reinforced plastic thermal conductivity test method) (FRP thermal conductivity test method), GB / 10294 (steady state thermal resistance of thermal insulation materials and related properties of protective thermal plate method), etc.The main test is plastic, glass, fiber, foam, powder and other materials.Widely used in universities, scientific research units, quality inspection, production enterprises and other departments.
Main technical performance
1. Range of thermal conductivity: HZ-7039EI (DRH-III): 0.015~2w / m k;
HZ-7039D(DRH-300),HZ-7039EII(DRH-400),HZ-7039EIII(DRH-600): 0.0010~3w/m·k;
2.Test accuracy:≤±3%;
3.Thermal surface temperature range: room temperature ~95℃, separation rate 0.01℃.
4.Cold surface temperature range: 0~60℃, separation rate 0.01℃, controlled by constant temperature tank.
5.Power supply: 220V / 50HZ; power: 2KW.
6.Calorometric power supply: voltage 0-30V, differentiation 0.0001V; current 0-3A, differentiation rate 0.0001A.
7.The computer automatically tests, and implements the data printout.
8.Test sample size requirements:
HZ-7039EI(DRH-III) 200×200×(5-20)(mm) ;
HZ-7039D (DRH-300) 300×300×(10-50)(mm) ;
HZ-7039EII(DRH-400) 400×400×(10-80)(mm) ;
HZ-7039EIII(DRH-600) 600×600×(10-100)(mm) ;
Introduction to instrument device
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