Ceramic Band Heaters
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S.M.E. Ceramic Heaters are specifically designed to replace and upgrade your Mica Band Heaters on your Injection and Extrusion machines. The body of the Ceramic Band heater is constructed of precision made segmented ceramics, which add flexibility and allow for easy installation. The ceramics are covered with insulation, which serves to lower the shroud temperatures and concentrates the heat towards the barrel. The end results are less wasted energy, a lower wattage requirement and a longer heater life. Materials Of Construction • Outer Sheath - Polished S.S.304• Ceramics - Steatite• Element - Resistance wire (Ni - 80 %, Cr-20%)• Termination - Metal Braided Fibre Glass wires• Insulation - Flexible Asbestos sheet or Ceramic Fibre covered with Aluminum foil to avoid black spots on outer sheath. Manufacturing Depending upon the Volt and Wattage a suitable size of the resistance wire is selected as per the recommendation of the resistance wire manufacturer. The coil of the wire is then passed through the ceramics to get a bed of the ceramics .The size of the bed depends on the dia and the width of the heater. This bed is then fitted into S.S. 304 sheath after Al.foil and insulation. The element wire is terminated on a brass strip from where the lead wires are taken out further. These strips are covered with a ventilated terminal box.. The heater is provided with a clamping device, which has a Cap Screw for easy, and even tightening of the heater on the barrel.
Ceramic Band Heaters
450 - 4,500 Per Piece
1 piece (MOQ)
Ceramic bands are made of an electrical resistance helical coil, which is inserted around a series of interlocking steatite bricks of 1100°c having physical and die electric strength and good thermal conductivity, covered with 4mm insulation and then wrapped in sheet metal. The resistance wire that converts electrical energy to thermal energy is a nickel-chromium alloy of 80% nickel normally termed as Ni-Chrome. The sheet metal is stainless steel ( chrome – nickel) for temp upto 700°c. Features Designed as per customer specifications Variety of termination options Available in one or two piece construction Temp upto 700 deg C S.S. braided termination Metal covering Application Injection moulding Blow Moulding Extrusion Pipe and drum heating
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Mica Band Heater
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Being a reliable Manufacturer, Exporter and Supplier, we offer high quality Mica Band Heater. Our Mica Band Heaters are primarily designed for normal heating performance at a working tern of 450°C. With these heaters, the level of performance is achieved from a mineral known as mica. Our Mica Band Heaters are designed with close ends so as to protect them against contamination. This also enables its installation without causing any internal damages. The outer sheath of these heaters is constructed in stainless steel and brass, with various terminal options. We can manufacture these heaters in different diameters, watts, and volts, as per your specification. Benefits Low temperature capabilityLong service lifeLow energy costHeat transfer not affected by surface and can be easily installed and removed Application Barrels and dies of InjectionBlow Molding MachineExtrudersAutoclaves & Chemical Reactors
Mica Band Heaters
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EXCEL’s Mica Band Heaters are widely used to heat the molds, dies, nozzles and especially to heat the cylinders (barrels) on all types of plastic(s) processing machinery The mica heater is most economic It provides excellent thermal conductivity as heat transfer is by “conduction” Due to its best heat transfer capability, faster heating up & cooling down is possible Maximum sheath temperature upto 480°C (900°F) Maximum watt density = 25 watts/square inches Note: In case where high watt densities are require, it is important that All heaters should be used with appropriate, approved and precise temperature control/sensor device(s) The built in insulation is specially formulated for the excellent heat reflection &performance capabilities The low mass heaters give the best controllability. The lower the thermal mass, lesser time required to deliver the heat to the object to be heated. Due to low mass and high conductivity, the“Polymer Melt” is heated quickly. Resulting autotune function on a control works best. Flexible one or two – piece design makes installation faster & easier . Its flexible construction also allows the heater to be opened to the full diameter of the cylinder The most common square, rectangular and hex-shaped mica heaters can be manufactured as per your specifications in one or two piece units. Available with leads or terminals EXCEL’s exclusive method of designing, maximizes the element wire coverage of the heated area. This results in uniform heat distribution & longer heater life The heater meets progressive requirements of the plastic processors
Band Heaters
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Band Heaters, Micro Tubular Coil Heaters, flanged immersion heaters
Ceramic Band Heaters
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Ceramic Band Heaters, electric immersion heater, Tubular Heaters