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| Mica Insulated : |
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| IH Mica Band Heaters are designed
to enable both insulation and removal of the heater , without disturbing
or having to previously remove other heaters or fittings . Construction and Limitations : Manufactured using a Nickel - chrome resistance wire , wound unto a mica insulated former , the inner heating band is formed into a mild steel outer sheath . A stainless steel outer clamp band is provided with swivel toggles enabling continuos operation to 300°C with maximum recommended wattage to 46.5 Kw / m square. |
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| Ceramic Insulated : | |||
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IH Ceramic heaters are designed for applications where
temperatures to 450°C are required, or where watts denity is to 60
Kw / m square are needed. Manufactured using individual ceramic links
, allows the heater to be opened out over the barrel , without disturbing
or having to previously remove other heaters .A stainless steel outer
clamp with swivel toggles provides adequate clamping , and a range of
electrical terminations are available.
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| Cast in Aluminium : | |||
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IH Tubular heaters can be cast in aluminium , bronze,
brass to give a unit of long life , repeatability of product quality and
versatility in design.
The mass of metal surrounding the cast in heater provides a heat-sink of excellent thermal conductivity . This results in high wattage capacity with overall low watt-density, prolong heater life , uniform heat transfer , stable and high temperatutres that can be precisely controlled and increased resistance to thermal and mechanical shock. |
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| Versatililty : | |||
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These units are used extensively on machinery that
operate almost non-stop eg,. extruders , injection moulders, heat sealers,
hot plates, platens, dies roller heating etc., because of their durabillity
and their maintenance free life
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| Cast in Bands : | |||
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The cast in aluminium band heater consists of a metal
sheathed , mineral insulated tubular element ,formed to shape and cast
into aluminium using a pattern of required dimensions with allowances
for machining. The bore is then machined to give a perfect fit between
the heater and the heated part . noramlly used on plastic extruders ,
injection and blow moulding machines, these elements have many advantges
. They are robust , give even heat distribution, and allow higher wattage
concentrations .
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| Cast in Rings, Bars and Plates : | |||
| Offer greater versatility in design,
minimum machining on unusual shaped application. eg. Hot plates , sealing
bars etc., |
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