According to the International Chemical Safety Cards: Possible mechanical irritation of the respiratory tract occur solder Which is good, temporary repeated exposure may damage the lungs, causing benign pneumoconiosis (tin pneumoconiosis) but occupational hazards directory no direct reference to the content of the relevant tin They are: Occupational Lead and its compounds (lead dust, lead smoke, lead compounds, excluding tetraethyl lead wire, may lead to: Lead and its compounds toxic heavy non-ferrous metal smelting industry: tin furnace ingredients, tin fuming. and stir mixed with other alloys (such as oxidation resistant alloy useful solder wire, solder wire Disposable-sulfur, charcoal, etc.) to go after the slag quality, spectrum direct reading instrument laboratory analysis or qualified electronic balance proportion analysis, casting a tin cylinder or solder products; When the alloy was heated to a predetermined temperature after the start of mixing, stirring speed should be uniform, in the middle of the agitator shaft mixer solder order in place near the bottom of the furnace means baffle _ about 10-20cm of Xinyang solder wire solder _ FUJIE provided by Zhengzhou City Fujie Soldering Materials Co., Ltd., Zhengzhou City, Fu Jie Soldering Materials Co., Ltd. (www.fujiehanxi.com) (www.fujiehanxi.com) strong, credible, electronic in Zhengzhou, Henan Province , electrical products processing industry has accumulated a large number of loyal customers. The company better work attitude and continuously improve innovative ideas will lead FUJIE solder into the brilliant and you work for a better future!