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Copper prices latest gains
2017-02-14
Yangtze River spot copper price: 49580 yuan / ton, up 2730 yuan / ton Yangtze River spot oxygen-free copper (hard) price: 50750 yuan / ton, up 2730... [Detail]
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Equipment line (AWM) UL1007 specifications
2017-02-13
A. PVC insulated electronic wire. B. Conductor: 32-16AWG, single copper or copper. C. Insulator: PVC, the average thickness of not less than 0.38... [Detail]
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Stranded species
2017-02-10
Concentric twisted - conductor in the middle of a line or a core, surrounded by one or more layers of helical arrangement of twisted wire. Stranded... [Detail]
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Common types of isolation materials and fillers
2017-02-09
A. Cloth, cotton paper isolation (PAPER) - only play the role of isolation, the general \"P\" said. B. Mylar - mainly refers to the polyester film,... [Detail]
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Common insulator recognition
2017-02-08
Polyvinyl chloride (PVC): the density of ρ = 1.4 or so, with the flame burning black smoke, remove the flame automatically extinguished. According t... [Detail]
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