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China, Chinese Metal Wire Expansion Demonstration Device Teaching Instrument1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Demonstrational Teaching UtensilOther Demonstrational Teaching UtensilsTeaching InstrumentMetal Wire Expansion Demonstration Device
Yuyao Shenma Teaching Instrument Whole Set Co., Ltd.
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Product Description Product DescriptionMetal wire expansion demonstration device Teaching InstrumentProduct IntroductionThe instrument consists of a bracket, a metal bar, an alcohol tank and a display system. Three metal bars, copper, iron and aluminum, are placed horizontally, one end is connected to the L-shaped bracket, and the end is provided with an adjusting screw to adjust the zero point position before heating. The other end is connected with the U-shaped bracket, which is provided with a metal rod shaft sleeve and a transmission display mechanism connected with it. The display mechanism is composed of a pointer scale and a tension spring. The display mechanism has a magnifying effect. The heating system is composed of a trough type alcohol and a flame iron cover.Product SpecificationProduct nameMetal wire expansion demonstration deviceMaterialMentalSize280*90*260mm Detailed PhotosProduct ParametersCompany ProfileCertificationsPackaging & ShippingFAQ
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