Section 1 - Component Heaters

Catridge Heaters

Specification:- High, medium, & low watt density heaters in 40 metric & imperial diameters,
and square section profiles. Available with distributed wattage, unheated sections, built in
thermocouples, and many variations of lead style.

Application:- Localised heating of dies, moulds, platens, and metal parts generally, in process
& packaging machinery. Also available as immersion types to heat liquids & gases where space
is limited.

Band Heaters

Specification:- Available with mica, ceramic, knuckle ceramic, or MgO insulation, in a wide
variety of formats. Casings of treated or stainless steel, brass, or extruded aluminium. Many termination types, and almost unlimited diameter and width options. Can have holes, cutouts,
multiple circuits, and may be hinged, jacketed, insulated, guarded, segmented, or hermetically
sealed.

Application :- Heating of cylindrical or curved surfaces, in moulding, extrusion, packaging,
printing, catering, & general process machinery.

 


Strip, Ring & Plate Heaters



Specification:- Made in several formats, using mica, ceramic, knuckle ceramic, or MgO
insulation, with terminals, leads, enclosed, or socket type termination. Mica & ceramic type
can be made in any irregular flat shape. May be unsheathed, or clad in treated, mild,
aluminised, or stainless steel. EEx rated versions are available, as well as finned models for
air & gas heating.

Application :- Heating of flat surfaces, external heating of tanks & vessels, & heating of air
& gases in ducts, ovens, cabinets, etc. Used in plastics, rubber, & fibre machinery, as well as
food processing, catering, & process equipment.


Cast In Heaters & Coolers

Specification:- Formed sheathed wire elements cast into aluminium or aluminium bronze,
in any shape or size. The contact surfaces are accurately machined to give perfect fit and
even heat dissipation over the entire component. Available with built in liquid coolant pipes
and/or fins for air cooling. We can also supply cooling or insulating cowls, and blower units
to match.

Application :- Surface heating or cooling of extruder barrels, dies, pipes, or any metal part.
The construction of these heaters provides contaminant resistance, accurate
heating/cooling, and long service life. Cast heaters can be made to form self heating
machine components.

Rod Elements



Specification:- Resistance coils evenly stretched & centred in a metal sheath, filled with
MgO, and heavily compacted.
Available in 10 round, square, & flat section sizes, in various sheath materials, such as copper,
incoloy, mild steel, stainless steel, & titanium. Can be fitted with fins, bushings, ferrules,
headplates, glands, brackets, leads, boxes, & many termination options.

Application :- This most versatile of elements has almost unlimited uses in heating air &
gases, liquids, solids, & vessels, as well as in infra-red applications. Because it can be formed
to extremely complex shapes, and grouped to give high power outputs, it is the most widely
used element type, and can be found in practically every industry, either alone, or assembled
into appliances or machines.

Coil & Cable Heaters

Specification:- Available in 9 round, square, and flat section profiles, coiled, straight, or
formed to almost any shape. Can have built in thermocouples for close temperature control,
and clamping bands to minimise expansion. Also available cast in copper or brass, with an
accurately machined bore, in heat only, cool only, or heat & cool formats.

Application :- Mostly used in plastic injection moulding nozzles, runnerless moulding
torpedoes, and sprue bushings, but equally efficient in heating any small metal parts at high temperatures and in arduous conditions.

Ceramic Core Elements

Specification:- Spirals of resistance wire threaded through linked ceramic formers, available
in seven diameters. Unheated length, overall length, voltage & wattage according to requirement.
Single phase, three phase, or multi circuit options, with various termination types and connection heads. Horizontal or vertical mounting types available.

Application :- Used on heating liquids & gases by insertion into a correctly sized thick wall tube.
The main benefit being that the core can be withdrawn and replaced without having to drain
the tank or process system in which they are fitted.

Resistance Coils, Wire, Ribbon & Tape



Specification:- Nickel - chromium and iron - chromium - aluminium resistance alloys, in wire,
strip, and ribbon form, either straight, or coiled to diameter,length, & resistance requirements.
Tape is available as flat form, tapered edge, concave, beaded, wave form, & T - shaped, and
can have coppered ends, eye-lugs, or screw connections.

Application :- Open wire spirals form the heating element in many machines & appliances,
and are often replaceable. Ribbon and tape is widely used in sealing, packaging, shrink
wrapping, and vacuum packing.

Furnace Elements



Specification:- Made from bonded silicon carbide, normally with a central heated zone, and
an unheated portion at each end. Also made in U form, and multi leg styles. For use at
temperatures of up to 1900 deg.c. Available in a range of diameters, and in lengths of up to 2.45 metres.

Application :- Used for drying, baking, firing, annealing, hardening, and melting in kilns,
furnaces, and ovens, in high temperature processes, and in laboratory and test furnaces.
Found in many industries, including ceramics, glassware, porcelain, cement & refractories,
iron & steel, and metal processing

Heat Seal Elements & Packaging Machine Spares

Specification:- Various products for heat sealing, including;
• cut length sealing tapes with pre-terminated ends, using connectors, copper coating,
silver coating, reinforcement, etc., plain or ptfe coated.
• Cut & seal resistance wires, plain or ptfe coated.
• PTFE zone tapes (barrier tapes) in widths from 10mm upwards, and from .07mm to .25mm
thick, plain or self adhesive.
• Endless sealing bands, made from plain or ptfe coated stainless steel.
• PTFE coating service for sealing bars and plates.
• Silicon rubber heater gaskets.

Application :-Cutting and sealing packaging materials in
vacuum packaging, shrink wrapping, polybag filling, fill &
seal applications, etc., in any industry where packaging of
product is carried out, and in packaging production, such as
polybag extrusion, blown film machines, etc.

 


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