Features: Full Facepiece Respirator Large lens for wide field of view Lightweight, balanced design Silicone face seal for greater comfort and durability Characteristics Double exhalation valve; Low respiratory resistance; The transmission device design make the information transfer more clear Used Oil, Machine maintenance, Construction, Gas ,Electric power, Shipbuilding, Transport, Mine, Chemical plant, but not for radioactive high toxic particulate matter.
Color index, number : 18 Hot alcoholInsolubile,% : 1.00 Application: 1. The plasticity and castability of heating, combined with its ability to absorb a large amount of infiltrated material, is of great value in the casting industry. 2. The lac resin is non-toxic. Based on the excellent characteristics listed above, the shellac resin is applied to alcohol paints, electrical insulating materials, printing inks, rubber fillers, and its use for oil and acid resistance. 3. Other industries: It has a wide range of important application value in many fields such as medicine, food, cosmetics, chemical industry, metallurgy, machinery, woodware, papermaking, electronics and military industry.
Description 1. High purity (Sn99.99 Sn99.95 Sn99.90), excellent weldability, good infiltration. 2. Clean, beautiful. After welding, insulation, high resistance, low ionic contamination, PCB board welding residual minimal. 3. Good oxidation resistance, low tin slag and cost savings. 4. Solder joint is bright, full and uniform. 5. Economical and can produce the lowest consumption of the solid solder joints. Application Tin ingot is widely used as a coating material in High precision electronic Products, and other requirments of precision welding products, general electronics, food industry packaging, automotive and electrical industry, and hightemperature resistant products.