Thick Film Materials by Koartan
Koartan Microelectronic Interconnect Materials manufactures environmentally-friendly thick film materials, including pastes and glazes, in addition to supplying a variety of specialty powders and nano-powders for scientific and manufacturing purposes.
Koartan’s thick film materials for the microelectronic hybrid manufacturing and related industries, include an extensive range of silver, gold and copper conductors, resistors, NTC and PTC thermistors, multilayer, cross-over, and capacitor dielectrics, sealing glasses, AlN-compatible pastes, thin-print, etchable, and nickel platable conductors. Koartan also offers an extensive range of Pb-free and RoHS-compliant materials.
KOARTAN is a vertically integrated thick film material manufacturer, with its own capabilities in glass making and powder precipitation technologies. It operates fully-capable research and development, quality control, and technical service laboratories, as well as manufacturing, at its facility in Randolph, New Jersey.
Koartan has an extensive line of standard off-the-shelf products, but in addition to this, they have also developed hundreds of custom formulations for specific customer applications.

Explore the Koartan Range of Thick Film Materials
What are Thick Film Pastes?
Thick film pastes are specialised printable materials used in the manufacture of hybrid microelectronic circuits and components. They are formulated as viscous pastes that are deposited onto ceramic or other suitable substrates, most commonly by screen printing, and then fired at elevated temperatures to form permanent conductive, resistive, or insulating layers.
These pastes are the core building blocks of thick film technology and are widely used to create conductors, resistors, thermistors, dielectric layers, crossovers, and protective glazes within microelectronic assemblies.
Key characteristics of thick film pastes include:
- Formulated as printable pastes for screen printing onto compatible substrates
- Fired at high temperatures producing robust and electrically stable circuits
- Available in conductive, resistor, thermistor, dielectric, and glaze formulations
- Engineered to for consistent electrical performance, adhesion and high reliability
For guidance on thick film pastes: Read our guide to Laser Trimming Basics.

Knowledge Base Articles
Further Information
Wiki – Thick Film Technology
Thick Film Material Applications
Microelectronic Devices, Microwave Devices, Heating Elements, Printable Resistors & Thermistors
Industry Segments
Microelectronic / Hybrid Assembly, Photonic Devices, Microwave Electronics, Automotive Electronics, Wireless Telecommunications, Data Processing, Instrumentation, Military, Consumer Electronics, Industrial Electronics
Koartan Website
Region
Available throughout Europe from Inseto
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