ElectroScience - Thick-Film Materials & Ceramic TapesElectroScience - Thick-Film Materials & Ceramic Tapes

Products

Ceramic Tape Systems

Tape 41010 41020 41050 41060
Tape Type LTCC LTCC LTCC LTCC
Primary Characteristic Intermediate k Intermediate k Higher k Higher k
Lead-free? no yes yes yes
Firing Temperature 875 °C 875 °C 875 °C 875 °C
Dielectric Constant 7.3 7.4 13 16
Shrinkage, XY% 13+/-0.5 13+/-0.5 9.5+/-1.0 9.5+/-1.0
Shrinkage, Z% 17+/-1.0 17+/-1.0 15+/-1.0 15+/-1.0
Fired Density (g/ml) 3.2 3.2 3.2 3.5
TCE ppm 7 7.4 7.15 7.55
Thermal Conductivity (W/(m.K) 3 3 - -
Loss @ 3 GHz (dB/mm) 0.0037 0.0047 - -
Loss @ 10 GHz(dB/mm) 0.0099 0.0106 - -
Top Silver 903-A 903-A 903-A 903-A
Groundplane Silver 903-B 903-B 903-B 903-B
Internal Silver 903-A 903-A 903-A 903-A
Solderable Silver 903-D 903-D 903-D 903-D
Via Fill 902 902 902 902
Wirebondable Gold 803 803 803 803
Top Silver (Ag/Pt) 953 953 953 953
Top Silver (Ag/Pd) 963 963 963 963

ESL Low Temperature Transfer Tape (LTTT) Systems
Tape 41010-T 41020-T 41030-T 41030-T-200
Tape Type LTTT LTTT LTTT LTTT
Primary Characteristic Intermediate k Low k 430 S/S 430 S/S
Lead-free? no yes yes yes
Firing Temperature 850 °C 850 °C 850 °C 850 °C
Dielectric Constant 7.3 7.4 9.5 9.5
Shrinkage, XY% 0 0 0 0
Shrinkage, Z% 50+/-5.0 50+/-5.0 50+/-5.0 50+/-5.0
Fired Density (g/ml) 3.1 3.1 2.8 2.8
Loss @ 3 GHz (dB/mm) ~0.006 ~0.005 (thickness = 125 µm) (thickness = 200 µm)
Note that standard ESL metallizations recommended for use on alumina, such as 9912-G, can also be used on ESL LTTT Systems.

ESL Specialty Tape Systems
Tape 40010 40011 40012 42000 42020 44000 44007
Tape Type LTCC LTCC LTCC HTCC HTCC HTCC HTCC
Primary Characteristic Ferrite
(Magnetic)
Ferrite
(Magnetic)
Ferrite
(Magnetic)
Zirconia
(3 mol% YSZ)
Zirconia
(5 mol% YSZ)
Alumina
(96%)
Alumina
(99.99+%)
Lead-free? yes yes yes yes yes no yes
Firing Temperature 885 °C 885 °C 885 °C 1450 °C 1500 °C 1450 °C 1550 °C
Permeability 50 200 500 - - - -
Shrinkage, XY% 17+/-1 17+/-1 17+/-1 22+/-1 17.8+/-1 17.5+/-1 -
Shrinkage, Z% 14+/-1 16.5+/-1 16.5+/-1 22+/-1 17.8+/-1 16.5+/-1 -
Fired Density (g/ml) 5.3 5.3 5.3 5.5 5.5 3.7 -
TCE ppm 9.4 9.4 9.4 - - - -
Top Ag or Pt 903-A 903-A 903-A 5542 go to Sensors 5542 5542
Internal Silver 903-B 903-B 903-B - - - -
Via Fill 902 902 902 - - - -
Top Silver (Ag/Pt) 953 953 953 - - - -
Top Silver (Ag/Pd) 963 963 963 - - - -

ESL Ceramic Tape Systems for SOFC
YSZ Electrolyte Tape (~20µm) 42400
YSZ Electrolyte Tape (~125µm) 42401
NiO/YSZ Anode Tape 42420
Porous NiO/YSZ Anode Tape 42421
YSZ Electrolyte Paste 4481
GDC Electrolyte Paste 4343
Nickel Oxide Anode Paste 4410
Nickel Oxide Anode Paste with added Pore-Former 4411
Nickel Oxide (50 wt%)/Zirconia (50 wt%) Anode Paste 4412
Nickel Oxide (65 wt%)/Zirconia (35 wt%) Anode Paste 4416
LSM Cathode Paste 4420
LSCF Cathode Paste 4421-A
LSM/Zirconia Cathode Paste 4422
LCC Interconnect Paste 4480
LSCC Interconnect Paste 4482
Pt Interconnect Paste 5542
Ag Interconnect Paste 9906
Ag-Pd Interconnect Paste 9627
Ag-Pt Interconnect Paste 9512-G
Au Interconnect Paste 8884-G
Porosity-Forming Paste 4441
Brazing Paste 2323
Green Products are Lead-Free, Cadmium-Free

The above ESL materials are representative of the most common market requirements. ESL offers many other thick-film and ceramic tape products for specialized use which are not on this web site. ESL can also develop new materials to meet customer's specifications and needs. Please contact your nearest ESL representative listed on the Contact page for further information.