stoppers have stable properties to resist reaction with molten metal.Service temperature is 1400-1700 DegC; No harmful impurities pollution to

metal;Advanced anti-oxidation and reasonable phase bonding with high strength under high temperature;Optimized geometry design,able to support continuous casting and flow control with multiple heats; Service life: ball iron casting--over 48 hours; Grey iron casting ----over 72 hours.

HoTin stoppers and base nozzle are widely used for tundish of large casting/forging products and insulation furnace for iron casting equipment,it’s suitable for long time casting with multi-times open and close. This product could be used repeatedly,with sensitive control,flexible turn on/off, it well meets demands of high quality high purity precise casting,quality is equal to imported items.