Experts in Substrate Heating

Vacuum Heaters

At Thermic Edge, we pride ourselves on being at the forefront of the vacuum heater industry. Providing a complete service, our bespoke versatile ranges give you the tools necessary for any application.

PBN Heaters - Low Mass Ceramic Composite (PBN / PG / PBN) Element Heaters Overview

Thermic Edge offer PG-PBN heaters for applications where fast temperature ramping is required in a reactive environment. A pyrolytic graphite (PG) element track is formed on a pyrolytic boron nitride (PBN) substrate. The track is then covered in PBN to insulate and protect it. Standard heaters sizes are shown in the table below. All heaters are supplied with power leads and thermocouples and can be supplied with power supplies and controllers. These heaters can be supplied flange mounted or fitted to our heater stages.

PBN Heaters - Features

  • 1400°C maximum temperature in vacuum
  • 900°C maximum temperature in air
  • High vacuum, UHV and corrosive environments
  • Very fast ramp rate, with low mass
  • Very inert
  • PG element is encapsulated in PBN completely protected from deposition product
  • Sample can be placed directly onto heater ceramic element plate
  • Available in sizes up to 4” square or round

PBN Heaters - Standard PBN/PG/PBN Element Product Range

Get in touch with our technical sales team today if you need any assistance or a larger heater size. Note: customisation is possible.

For element only requirements, Thermic Edge has range of PG-PBN elements or are able to design the element to match your requirements for to your project. The components required for connecting power can also be provided as an optional extra.

TE Part No.Heated Area (mm)Length (mm)Width (mm)Thickness  (mm)Pitch Power Holes (mm)Thru. Hole Dia (mm)Resistance (Ω)
PCPBNP05Ø12.725.4012.701.318.002.610-15
PCPBNP07Ø1937.0019.001.327.003.210-15
PCPBNP10Ø25.451.8025.401.538.104.110-15
PCPBNP17Ø44.585.7044.501.563.505.310-15
PCPBNP20Ø50.892.2050.801.570.005.310-15
TE Part No.Heated Area (mm)Length (mm)Width (mm)Thickness  (mm)Pitch Power Holes (mm)Thru. Hole Dia (mm)Resistance (Ω)
PCPBNC05Ø1313131.09.802.09.6-14.4
PCPBNC10Ø25.425.425.41.519.002.510-15
PCPBNC15Ø38.138.138.11.532.502.210-15
PCPBNC17Ø44.544.544.51.538.503.5 
PCPBNC20Ø50.850.850.81.540.004.210-15
PCPBNC25Ø63.563.563.51.552.604.2 
PCPBNC30Ø7272722.063.804.415-30
PCPBNC35Ø88.988.988.91.578.004.4 
PCPBNC40Ø1021021021.590.002.631.5-38.5
TE Part No.Heated Area (mm)Length (mm)Width (mm)Thickness  (mm)Pitch Power Holes (mm)Thru. Hole Dia (mm)Resistance (Ω)
PCPBNR10Ø2535.0025.001.3033.302.610-15
PCPBNR20Ø5059.8050.001.363.904.210-15
PCPBNR30Ø7593.5075.001.3100.605.215-30
Element RefAvailabilityHot Zone Size (mm dia)Element Size (mm)Height (mm)Connection Point Distance (mm)Estimated Power for unshielded element at 1000°C (Watts)
PBN18RTTo order18 x 1825 x 20mm1.514.0600
PBN20RTTo order50 x 2065 x 24.51.516.02600
Element Ref.PCPBNS01PCPBNS02PCPBNS03PCPBNS04PCPBNS05PCPBNS06PCPBNS07PCPBNS08
Heater Area (mm)9.010×1010×1016×1216.622.024×1538
Size (mm)18.020×15.520×1516×1230×2530×2524×1550
Resistance (Ω)10-145-1018-225-1013-2213-2227-3315-20

PBN Heaters - Accessories

Thermic Edge also offers a range of accessories for PG/PBN heaters to allow for electrical connections.

  • Power Leg Screws in the following materials:
    • Graphite – Round Head M2.5, M3 & M4
    • Ceramic – Round Head  M2.5, M3 & M4
    • Ceramic – Countersunk Head M2.5, M3 & M4 (counter sunk elements available upon request)
  • Graphite Power Legs in a range of lenths and thread combinations.
  • Graphite Nuts M.25, M3 & M4, 3mm thick.
  • Graphoil contact washers 0.5mm thick to suit above screw sizes.
  • Pure Nickel Ring crimp terminals to suit above leg sizes.
pgpbn

PBN Heaters - Downloadables

204.01-D PBN-PG-PBN Element Selection Brochure

Click to Download our product brochure for the PG-PBN Element Selection Brochure.

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