Products

Specifications

Maximum Allowable Watt Density in Watt/Sq. Inch

 

CYLINDRICAL TEMP OC

94

150

205

260

315

370

425

1.5-3” I.D.

52

51

50

46

41

37

29

3-10” I.D.

47

46

45

42

38

33

25

20

41

40

39

36

31

27

20

Fibreglass Lead & Stainless-Steel Braid terminations

     Order Type L1/B1:

  • Leads exiting both sides of the gap are standard unless otherwise specified.
  • High-temperature fibreglass leads are rated to 455°C.
  • Standard lead length is 10”

 

     Order Type L2/B2

  • Lead wires exiting 180degrees from gap are common on nozzle heater applications.
  • 1.5” of sleeve protection is standard on lead exits.

 

 

     Order Type L3/B3

  • Leads exiting straight out the side are available on any construction.
  • Leads exit through a brass eyelet.

 

 

     Order Type L4/B4

  • Leads may exit at right angle out of cap from any position on the heater.
  • 1.5” of sleeve protection is standard.

 

     Order Type L5/B5

  • Lead wires on one side of the gap are available on and construction.
  • Common exit for small band heaters.
  • The standard gap is.300”

 

     Order Type L6/B6

  • Stainless steel spring provides extra support, protecting leads from sharp

,

       

Marathon Special Constructions

Two pieces:

  • Two-piece construction is available for easy installation and removal.
  •  Please specify total wattage when ordering
  •  Min. I.D. 3”

 

 

 Euro Plug

  • European type plugs are available upon request.
  • 1” x 1.75” x 1

 

 

Terminal box:

  • Terminal boxes are excellent for preventing electrical shock or electrical shorts. Terminals boxes are available on any clamping construction style

 

 Holes

  • Band Heaters can be manufactured with custom hole or slots for thermocouples or special mounting needs.
  • Minimum of 1/2” is required from the hole to the edge of the heater

 

 

 

 

Box

  • Box or rectangular heaters are efficient for heating dies on plastic extruders or the barrels of twin extruders.
  • They can be manufactured in one or two piece construction.

 

 

 

Expandable

  • Expandable Mica Heaters allow you to open the heaters to the diameters of the barrel for easy installation.
  • Min. I.D. 3”
  • Heaters should only be opened all the way one time.

Applications

  •  Injection, Extrusion and Moulding Processes
  •  Plastic Processing Industry,
  • Chemical Industries
  •  Food Processing Industries
  • Oil Lubricating Unit
  • External Tank And Vessel Heating
  • Blown Film Dies

Features & Benefits

         Advantages :

  • Various shape options in mica strip heater
  • Reasonably high temp
  • Good efficiency
  • Good lifetime
  • Low cost
  • Less in thickness

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