Mercury-free liquid alloy applied to thermometer, and thermometer
A liquid alloy and thermometer technology, applied in thermometers, thermometers based on the expansion/contraction of materials, instruments, etc., can solve the problems of affecting the free flow of body fluid alloys, affecting the temperature measurement of temperature carriers, and the high price of liquid alloys, so as to achieve good temperature measurement Sensitivity, large temperature changes, and good fluidity
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Embodiment 1
[0022] A thermometer comprising a capillary and a liquid alloy filled in the capillary, the liquid alloy comprising the following parts by weight: 69.28 parts by weight of gallium, 19.13 parts by weight of indium, 5.27 parts by weight of bismuth, 4.86 parts by weight of tin, and 0.092 parts by weight of zinc , 0.004 parts by weight of silver, 0.002 parts by weight of niobium;
[0023] The pressure inside the capillary is 1×10 -5 MPa.
Embodiment 2
[0025] A thermometer comprising a capillary and a liquid alloy filled in the capillary, the liquid alloy comprising the following parts by weight: 67.18 parts by weight of gallium, 19.76 parts by weight of indium, 6.02 parts by weight of bismuth, 3.85 parts by weight of tin, and 0.095 parts by weight of zinc , 0.004 parts by weight of silver, 0.003 parts by weight of niobium;
[0026] The pressure inside the capillary is 1×10 -5 MPa.
Embodiment 3
[0028] A thermometer comprising a capillary and a liquid alloy filled in the capillary, the liquid alloy comprising the following parts by weight: 72.15 parts by weight of gallium, 18.25 parts by weight of indium, 6.35 parts by weight of bismuth, 5.45 parts by weight of tin, and 0.087 parts by weight of zinc , 0.005 parts by weight of silver, 0.002 parts by weight of niobium;
[0029] The pressure inside the capillary is 1×10 -6 MPa.
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