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General Specifications

Substrate Materials
â–  Carbon Steel
â–  PET
â–  Stainless Steel (304, 316, 430)
â–  Aluminum
â–  Ceramic (mullite, alumina, aluminum nitride,steatite, Macor
â–  Mylar
® glass ceramic)
â–  Beryllium Oxide
â–  Quartz
â–  Silicon Nitrate
â–  Pyrex
â–  Glass
â–  PVC Paste Materials
â–  Conductive inks, resistive inks, dielectric inks
â–  Cermet (for high-temperature applications)
â–  Polymer (for low-temperature applications)
â–  Exotic materials available upon request, or as determined by application Patterning
â–  Minimum of 3 mil line deposition
â–  Minimum of 1 mil line spacing Sheet Resistivity
â–  Pd/Ag composites typically 6-35 mOhm/sq
â–  Ag pastes typically 5-6 mOhm/sq
â–  Au pastes typically 2-3 mOhm/sq Resistive Range(Materials)
â–  End members range from 1ohm/sq to 10Mohm/sq for standard materials and down to 10mOhm/sq specialty Resistive Range (Application)
â–  Traditional - 0.1Ohm to 1Gohm
â–  MicroPen
® - 1Ohm to 3Tohm Power
â–  Standard up to 15.5 W/cm
2 (100 W/in.
2 )
â–  Special up to 77.5 W/cm
2 (500 W/in.
2 ) Temperature
â–  Up to 500
° C (932
° F) application temperature
â–  Thermal profiles maintained to less than ±1
° C Voltage
â–  Typical: 1-10 V/linear mils for resistor material
â–  100V/mil Ag Conductive
â–  1000-10000 V breakdown available Patterning Available:
â–  Flat surfaces
â–  Cylindrical – Exterior
â–  Cylindrical – Interior
â–  Non-linear cylindrical
â–  Concave surfaces
â–  Obtuse surfaces Size Limitations
â–  Maximum producible volume: 22"L x 22"W x 3.5"H
â–  Maximum in small batch quantities: 24"L x 36"W x 6"H
* Macor is a registered trademark of Corning Incorporated. MicroPen is a registered trademark of Ohmcraft, Inc.

Thick Film Heater Technology - 15774 C

Etirex Chromalox Route de Château-Thierry Noyant et Aconin F-02203 SOISSONS Cedex, FranceTel: +33 (0)3 23 74 39 39Fax: +33 (0)3 23 74 39 00email: etirexchromalox@wanadoo.frwww.chromalox.fr PRECISION HEAT AND CONTROL

h r o m al o x

® 103 Gamma Drive Ext.Pittsburgh, PA 15238 USAPhone: (412) 967-3800Fax: (412) 967-5148Toll-Free: 1-800-443-2640 email: sales@chromalox.comwww.chromalox.com Eltron House 20-28 Whitehorse Road Croydon, Surrey, CR9 2NA, UKTel: +44 (0)20 8665 8900Fax: +44 (0)20 8689 0571email: uksales@chromalox.comwww.chromalox.co.uk PX111 © 2005 Chromalox, Inc. Eltron Chromalox