Thick Film Pastes and Precious Metal Powders
We contribute toward better performance of electronic and sensor components and offer reliable quality.
Precious metal pastes and powders are used in a wide range of applications, including circuit formation, electronic components, and sensing devices. We meet our customers’ requirements—such as better product performance and lower costs—with our high quality and rich lineup developed through many years of technological development.
Thick Film Pastes for Electronic Parts and Circuitry
■Features
- Lineup of pastes, including lead free paste, in compliance with environmental regulations
- The right paste can be chosen for the particular application
- Integrated manufacturing, beginning with powdered materials, has enabled cost reduction
| Conductors | Product series | Features |
|---|---|---|
| TR-1000 | High reliability For screen printing, etching, etc. |
|
| TR-2600 | Good solder characteristics and adhesion strength on dielectrics | |
| TR-4000 | Reference standards. Lineup of various Ag/Pd ratios. | |
| TR-5000 | Electrodes for chip components Resistant to penetration by plating solutions |
|
| TR-6000 | Substrates for LTCC Substrates for surface layers, external layers and Via |
|
| MH | Possible to form a fine, low-resistance film | |
| TR-3000 | Low cost, low resistance and good adhesive strength | |
| TR-2900 | Good corrosion resistance during soldering | |
| TR-7000 | Used where high-temperature durability is required. Substrates for wiring, heaters, and more. |
|
| TR-8000 | Good migration resistance |
| Resistors | Product series | Features |
|---|---|---|
| EZ | Good record of performance in fuel senders (contains lead) |
|
| HC | Lead-free reference standards Resistance value 10Ω – 1MΩ/□ |
|
| RJ | Lead-free low resistance products Resistance value 5Ω – 1000Ω/□ |
|
| TR-9000 | Realizes low resistance and low TCR *Click here for details Best for chip resistors and heaters |
| Insulators | Product series | Features |
|---|---|---|
| LS | Lineup of glasses for overcoats, undercoats, cross wiring uses; lead-free available |
* Lineup of pastes, including lead free paste, in compliance with environmental
Thick Film Pastes for Aluminum Nitride Substrates
■Features
- Lineup of Thick Film Pastes for Aluminum Nitride Substrates
- Applied to surge-protection elements, low-resistance parts, heater parts, etc.
| Kind | Product series | Features |
|---|---|---|
| Conductors | TN-491B | Ag/Pd paste. Good compatibility, low resistance |
| TR-302XG | Ag/Pd paste. High adhesion, good solder wettability | |
| Resistors | RAN | RuO2-based paste Resistance value (10Ω – 1000Ω/□） |
Ag/Pd pastes
- Realizes low resistance and low TCR on aluminum nitride substrates
| Product name | AX-9125 | AX-9300 | AX-9700 | AX-1300 | AN-9030 | AN-9100 | AN-9300 | AN-9500 |
|---|---|---|---|---|---|---|---|---|
| Area Resistance Value (mΩ/□/10µm) |
125 | 300 | 700 | 1300 | 30 | 100 | 300 | 500 |
| Corresponding Substrate | AIN Substrate | |||||||
| Recommended Calcination Temperature (℃) |
850 | |||||||
| Thickness of Calcinated Film (µm) |
11±2 | 12.5±2 | 10.0±2 | 10±3 | 12±3 | 12.5±3 | ||
| Hot and Cold TCR (ppm/℃) |
-50～+130 | +400～+700 | ||||||
| Viscosity (Pa･s) | 210±50 | 220±50 | 210±50 | 220±50 | ||||
| Diluents | TMS-2 | |||||||
| Ag/Pd Radio (wt%) | 45/55 | 80/20 | ||||||
| Does not contain lead or substances regulated under RoHS2 Directive of 2019 | ||||||||
* Values of properties described here are representative values and may vary from standard values.
Pt Paste for Gas Sensors
■Features
- TR-708LTB : For leads and heaters. Fine film quality, low resistance
- TR-708DB12 : For heaters. Realizes high resistance and fine film quality
- TR-706P4 : For reactive electrodes for sensors. Porous film
| Product name | TR-708LTB | TR-708DB12 | TR-706P4 |
|---|---|---|---|
| Precious Metal Ratio | Pt 100 | ||
| Recommended Calcination Temperature (℃) |
1450 | ||
| Resistance of Conductor (mΩ/□/10µm) |
16 | 31 | 110 |
| Viscosity (Pa･s) | 250 | 200 | |
| TCR (ppm/K) | 3000 | ‐ | |
| Diluents | TMS-30 | ||
| Does not contain lead or substances regulated under RoHS2 Directive of 2019 | |||
For reactive electrodes for gas sensors
![[Structure diagram: Paste for reactive electrodes for gas sensors] Comparison of TR-706P4 and conventional type. TR-706P4 is TR-706P4 is high dispersion and porous.](https://prod-cms-cache-bucket.s3-ap-northeast-1.amazonaws.com/wp-content/uploads/sites/images/ex/en/products/images/a03/img_block03_01.jpg)
Pt Alloy Paste for Gas Sensors
■Features
- Alloy powders and pastes developed by original technology
| Product name | TR-746LHC | TR-734NA-P1 | TR-750NA-P1 |
|---|---|---|---|
| Precious Metal Ratio | Pt/Pd 75/25 |
Pt/Rh 40/60 |
Pt/Au 99/1 |
| Recommended Calcination Temperature (℃) |
1450 | ||
| Resistance of Conductor (mΩ/□/10µm) |
43 | 90 | 70 |
| Viscosity (Pa･s) | 200 | ||
| TCR (ppm/K) | 950 | – | |
| Diluents | TMS-30 | TMS-8 | |
| Does not contain lead or substances regulated under RoHS2 Directive of 2019 | |||
Resistance Pastes for Heaters
Ag/Pd paste TR-9000 Series
■Features
- Realizes low-resistance range through Ag/Pd conductive composition
- Achieves HOT TCR±50 ppm/ºC within the range of 100 mΩ/□ – 10Ω/□
- Resistance is less dependent on TCR calcination temperature
- Good record of performance in surge-protection circuits, current detecting circuits and chip resistors
| Product name | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Area Resistance Value (mΩ/□/10µm) |
100 | 200 | 1000 | 10000 | 10 | 20 | 40 | 70 | 75 |
| Corresponding Substrate | 96% Alumina substrate | ||||||||
| Recommended Calcination Temperature (℃) |
850 | ||||||||
| Thickness of Calcinated Film (µm) |
11±2 | 8±2 | 11±2 | ||||||
| Hot TCR (ppm/℃) |
-50～+50 | +400～+800 | +300～+700 | +350～+450 | +300～+450 | -100～+200 | |||
| Cold TCR (ppm/℃) |
0～+90 | +400～+550 | +350～+500 | ||||||
| Viscosity (Pa･s) | 275±50 | 190±30 | 190±20 | 250±50 | |||||
| Diluents | TMS-2 | ||||||||
| Does not contain lead or substances regulated under RoHS2 Directive of 2019 | |||||||||
Precious metal MOD Pastes (Former Metalor Products)
■Features
- MOD (Metal Organic Decomposition) pastes provide smooth surface and dense fired film
| Fired Thickness t=0.3µm |
*Please feel free to contact us about other Precious Metal MOD Pastes.
Precious Metal Powders
| Product name | Pt powder AY-1050 |
Pd powder AY-4054 |
Ag oxide powder AY-6058 |
|---|---|---|---|
| Tap Density (g/ml) | 9.0~11.5 | 4.0~7.0 | – |
| Mean Particle Size (µm) | 0.4~1.2 | 0.3~1.4 | 8~18.0 |
| Specific Surface Area (㎡/g) | 0.8~1.2 | 0.4~1.7 | 0.3~0.8 |
Alloy powders
- Pt/Rh alloy powders
AY-13 Series
- Pt/Au alloy powders
AY-15 Series
- Pt/Pd alloy powders
AY-14 Series
- * Please contact us for details, including alloy ratios.
- * Other kinds of powders are also available. Refer to 〔Products Information > Precious Metal Powders for Pastes〕 for details.