At Circuit Foil, we carefully listen to our clients to deliver high-quality end products.
Circuit Foil produces a full range of quality foils to meet the requirements of today’s and tomorrow’s electronics industry.

At Circuit Foil, we carefully listen to our clients to deliver high-quality end products.
Circuit Foil produces a full range of quality foils to meet the requirements of today’s and tomorrow’s electronics industry.
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BY FILTERING THE TABLE BELOW WITH YOUR SEARCH CRITERIA
Application | Profile | Side Treated | Product | Nominal Thickness (µm) | Nominal Thickness (oz) | Treated Side Roughness ISO (µm) | Treated Side Roughness JIS (µm) |
---|---|---|---|---|---|---|---|
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANP | 1.5/12 | 0.04 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANP | 1.5/18 | 0.04 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANP | 2/12 | 0.06 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANP | 2/18 | 0.06 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANP | 3/18 | 0.09 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANP | 3/35 | 0.09 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANP | 5/18 | 0.14 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANP | 5/35 | 0.14 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANPS | 1.5/12 | 0.04 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANPS | 1.5/18 | 0.04 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANPS | 2/12 | 0.06 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANPS | 2/18 | 0.06 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANPS | 3/18 | 0.09 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANPS | 3/35 | 0.09 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANPS | 5/18 | 0.14 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN ANPS | 5/35 | 0.14 | ≤ 1.5 | ≤ 1.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 1.5/18 | 0.04 | ≤ 2.2 | ≤ 1.8 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 2/12 | 0.06 | ≤ 2.2 | ≤ 1.8 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 2/18 | 0.06 | ≤ 2.2 | ≤ 1.8 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 3/18 | 0.09 | ≤ 2.2 | ≤ 1.8 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 3/35 | 0.09 | ≤ 2.2 | ≤ 1.8 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 5/18 | 0.14 | ≤ 2.2 | ≤ 1.8 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 5/35 | 0.14 | ≤ 2.2 | ≤ 1.8 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN-CL | 1.5/12 | 0.04 | ≤ 2.1 | ≤ 1.7 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN-CL | 1.5/18 | 0.04 | ≤ 2.1 | ≤ 1.7 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN-CL | 2/12 | 0.06 | ≤ 2.1 | ≤ 1.7 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN-CL | 2/18 | 0.06 | ≤ 2.1 | ≤ 1.7 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN-CL | 3/18 | 0.09 | ≤ 2.1 | ≤ 1.7 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN-CL | 3/35 | 0.09 | ≤ 2.1 | ≤ 1.7 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN-CL | 5/18 | 0.14 | ≤ 2.1 | ≤ 1.7 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN-CL | 5/35 | 0.14 | ≤ 2.1 | ≤ 1.7 |
IC Substrates / SLP | Ultra Flat Profile | Mat Side Treated | BF-TZA-PKG | 9 | 1/4 | ≤ 3.1 | ≤ 2.5 |
IC Substrates / SLP | Ultra Flat Profile | Mat Side Treated | BF-TZA-PKG | 12 | 3/8 | ≤ 3.1 | ≤ 2.5 |
IC Substrates / SLP | Ultra Flat Profile | Mat Side Treated | BF-TZA-PKG | 18 | 1/2 | ≤ 3.1 | ≤ 2.5 |
High Density PCB | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 1.5/12 | 0.04 | ≤ 2.2 | ≤ 1.8 |
High Density PCB | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 1.5/18 | 0.04 | ≤ 2.2 | ≤ 1.8 |
High Density PCB | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 2/12 | 0.06 | ≤ 2.2 | ≤ 1.8 |
High Density PCB | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 2/18 | 0.06 | ≤ 2.2 | ≤ 1.8 |
High Density PCB | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 3/18 | 0.09 | ≤ 2.2 | ≤ 1.8 |
High Density PCB | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 3/35 | 0.09 | ≤ 2.2 | ≤ 1.8 |
High Density PCB | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 5/18 | 0.14 | ≤ 2.2 | ≤ 1.8 |
High Density PCB | Ultra Flat Profile | Ultrathin Carrier Supported | DOUBLETHIN N-TZA | 5/35 | 0.14 | ≤ 2.2 | ≤ 1.8 |
High Density PCB | Ultra Flat Profile | Mat Side Treated | BF-TZA | 9 | 1/4 | ≤ 3.1 | ≤ 2.5 |
High Density PCB | Ultra Flat Profile | Mat Side Treated | BF-TZA | 12 | 3/8 | ≤ 3.1 | ≤ 2.5 |
High Density PCB | Ultra Flat Profile | Mat Side Treated | BF-TZA | 18 | 1/2 | ≤ 3.1 | ≤ 2.5 |
High Density PCB | Ultra Flat Profile | Mat Side Treated | BF-TZA | 35 | 1 | ≤ 3.1 | ≤ 2.5 |
High Density PCB | Ultra Flat Profile | Mat Side Treated | BF-TZA | 70 | 2 | ≤ 2.5 | ≤ 1.6 |
High Speed Digital & Low Loss | Super Flat Profile | Mat Side Treated | BF-NN/BF-NN-HT | 12 | 3/8 | ≤ 1.6 | ≤ 1.2 |
High Speed Digital & Low Loss | Super Flat Profile | Mat Side Treated | BF-NN/BF-NN-HT | 18 | 1/2 | ≤ 1.3 | ≤ 1 |
High Speed Digital & Low Loss | Super Flat Profile | Mat Side Treated | BF-NN/BF-NN-HT | 35 | 1 | ≤ 1.2 | ≤ 0.9 |
High Speed Digital & Low Loss | Almost No Profile | Mat Side Treated | BF-ANP/BF-ANP-HT | 9 | 1/4 | ≤ 2 | ≤ 1.6 |
High Speed Digital & Low Loss | Almost No Profile | Mat Side Treated | BF-ANP/BF-ANP-HT | 12 | 3/8 | ≤ 1.6 | ≤ 1.2 |
High Speed Digital & Low Loss | Almost No Profile | Mat Side Treated | BF-ANP/BF-ANP-HT | 18 | 1/2 | ≤ 1.4 | ≤ 1.1 |
High Speed Digital & Low Loss | Almost No Profile | Mat Side Treated | BF-ANP/BF-ANP-HT | 35 | 1 | ≤ 1.3 | ≤ 1 |
High Speed Digital & Low Loss | Almost No Profile | Mat Side Treated | BF-ANP/BF-ANP-HT | 70 | 2 | ≤ 1.3 | ≤ 1 |
High Speed Digital & Low Loss | Ultra Flat Profile | Mat Side Treated | BF-TZA | 9 | 1/4 | ≤ 3.1 | ≤ 2.5 |
High Speed Digital & Low Loss | Ultra Flat Profile | Mat Side Treated | BF-TZA | 12 | 3/8 | ≤ 3.1 | ≤ 2.5 |
High Speed Digital & Low Loss | Ultra Flat Profile | Mat Side Treated | BF-TZA | 18 | 1/2 | ≤ 3.1 | ≤ 2.5 |
High Speed Digital & Low Loss | Ultra Flat Profile | Mat Side Treated | BF-TZA | 35 | 1 | ≤ 3.1 | ≤ 2.5 |
High Speed Digital & Low Loss | Ultra Flat Profile | Mat Side Treated | BF-TZA | 70 | 2 | ≤ 2.5 | ≤ 1.6 |
High Speed Digital & Low Loss | Ultra Flat Profile | Mat Side Treated | BF-HFI-LP2 | 18 | 1/2 | ≤ 3.1 | ≤ 2.5 |
High Speed Digital & Low Loss | Ultra Flat Profile | Mat Side Treated | BF-HFI-LP2 | 35 | 1 | ≤ 3.1 | ≤ 2.5 |
High Speed Digital & Low Loss | Ultra Flat Profile | Mat Side Treated | BF-HFI-LP2 | 70 | 2 | ≤ 2.5 | ≤ 2.0 |
High Speed Digital & Low Loss | Very Low Profile | Reverse Treated | TZA-B | 12 | 3/8 | ≤ 5.1 | ≤ 4.2 |
High Speed Digital & Low Loss | Very Low Profile | Reverse Treated | TZA-B | 18 | 1/2 | ≤ 5.1 | ≤ 4.2 |
High Speed Digital & Low Loss | Very Low Profile | Reverse Treated | TZA-B | 35 | 1 | ≤ 5.1 | ≤ 4.2 |
High Speed Digital & Low Loss | Very Low Profile | Reverse Treated | TZA-B | 70 | 2 | ≤ 5.1 | ≤ 4.2 |
High Frequency | Ultra Flat Profile | Mat Side Treated | BF-HFZ/BF-HFA | 18 | 1/2 | ≤ 3.1 | ≤ 2.5 |
High Frequency | Ultra Flat Profile | Mat Side Treated | BF-HFZ/BF-HFA | 35 | 1 | ≤ 3.1 | ≤ 2.5 |
High Frequency | Standard and Low Profile | Mat Side Treated | HFZ-LP/HFA-LP | 18 | 1/2 | ≤ 6 | ≤ 5 |
High Frequency | Standard and Low Profile | Mat Side Treated | HFZ-LP/HFA-LP | 35 | 1 | ≤ 6 | ≤ 5 |
High Frequency | Very Low Profile | Reverse Treated | HFZ-B/HFA-B | 18 | 1/2 | ≤ 5.1 | ≤ 4.2 |
High Frequency | Very Low Profile | Reverse Treated | HFZ-B/HFA-B | 35 | 1 | ≤ 5.1 | ≤ 4.2 |
High Frequency | Very Low Profile | Reverse Treated | HFZ-B/HFA-B | 70 | 2 | ≤ 5.1 | ≤ 4.2 |
High Frequency | Standard and Low Profile | Mat Side Treated | TWLS | 12 | 3/8 | ≤ 7 | ≤ 5.8 |
High Frequency | Standard and Low Profile | Mat Side Treated | TWLS | 18 | 1/2 | ≤ 8.5 | ≤ 7.1 |
High Frequency | Standard and Low Profile | Mat Side Treated | TWLS | 35 | 1 | ≤ 11 | ≤ 9.3 |
High Frequency | Standard and Low Profile | Mat Side Treated | TWLS | 70 | 2 | ≤ 14 | ≤ 11.8 |
High Frequency | Very Low Profile | Reverse Treated | TWLS-B | 18 | 1/2 | ≤ 5.1 | ≤ 4.2 |
High Frequency | Very Low Profile | Reverse Treated | TWLS-B | 35 | 1 | ≤ 5.1 | ≤ 4.2 |
High Frequency | Very Low Profile | Reverse Treated | TWLS-B | 70 | 2 | ≤ 5.1 | ≤ 4.2 |
Li-Ion Batteries | No Treatment | No Treatment | BF-PLSP | 6** | 0.17 | ≤ 2.5 | ≤ 2 |
Li-Ion Batteries | No Treatment | No Treatment | BF-PLSP | 8 | 0.23 | ≤ 2.5 | ≤ 2 |
Li-Ion Batteries | No Treatment | No Treatment | BF-PLSP | 10 | 0.29 | ≤ 2.5 | ≤ 2 |
Li-Ion Batteries | No Treatment | No Treatment | SR-PLSP | 6** | 0.17 | ≤ 2.5 | ≤ 2.0 |
Li-Ion Batteries | No Treatment | No Treatment | SR-PLSP | 8 | 0.23 | ≤ 2.5 | ≤ 2.0 |
Li-Ion Batteries | No Treatment | No Treatment | SR-PLSP | 10 | 0.29 | ≤ 2.5 | ≤ 2.0 |
Li-Ion Batteries | No Treatment | No Treatment | SR-PLSP | 12 | 3/8 | ≤ 2.5 | ≤ 2.0 |
Li-Ion Batteries | No Treatment | No Treatment | HTS-PLSP | 6** | 0.17 | ≤ 2.5 | ≤ 2.0 |
Li-Ion Batteries | No Treatment | No Treatment | HTS-PLSP | 8 | 0.23 | ≤ 2.5 | ≤ 2.0 |
Li-Ion Batteries | No Treatment | No Treatment | HTS-PLSP | 10 | 0.29 | ≤ 2.5 | ≤ 2.0 |
Li-Ion Batteries | No Treatment | No Treatment | HTS-PLSP | 12 | 3/8 | ≤ 2.5 | ≤ 2.0 |
Flexible | Ultra Flat Profile | Mat Side Treated | BF-TZA-FX | 9 | 1/4 | ≤ 3.1 | ≤ 2.5 |
Flexible | Ultra Flat Profile | Mat Side Treated | BF-TZA-FX | 12 | 3/8 | ≤ 3.1 | ≤ 2.5 |
Flexible | Ultra Flat Profile | Mat Side Treated | BF-TZA-FX | 18 | 1/2 | ≤ 3.1 | ≤ 2.5 |
Flexible | Ultra Flat Profile | Mat Side Treated | BF-TZA-FX | 35 | 1 | ≤ 3.1 | ≤ 2.5 |
Flexible | Ultra Flat Profile | Reverse Treated | SR-TZA-B-FX | 9 | 1/4 | ≤ 3 | ≤ 2.5 |
Flexible | Ultra Flat Profile | Reverse Treated | SR-TZA-B-FX | 12 | 3/8 | ≤ 3 | ≤ 2.5 |
Flexible | Ultra Flat Profile | Reverse Treated | SR-TZA-B-FX | 18 | 1/2 | ≤ 3 | ≤ 2.5 |
Flexible | Very Low Profile | Reverse Treated | TZA-B-FX | 12 | 3/8 | ≤ 5.1 | ≤ 4.2 |
Flexible | Very Low Profile | Reverse Treated | TZA-B-FX | 18 | 1/2 | ≤ 5.1 | ≤ 4.2 |
Flexible | Very Low Profile | Reverse Treated | TZA-B-FX | 35 | 1 | ≤ 5.1 | ≤ 4.2 |
Flexible | Standard and Low Profile | Mat Side Treated | TZA-FX | 12 | 3/8 | ≤ 7 | ≤ 5.8 |
Flexible | Standard and Low Profile | Mat Side Treated | TZA-FX | 18 | 1/2 | ≤ 8 | ≤ 7 |
Flexible | Standard and Low Profile | Mat Side Treated | TZA-FX | 35 | 1 | ≤ 10 | ≤ 8.4 |
Flexible | Standard and Low Profile | Mat Side Treated | TZA-FX | 70 | 2 | ≤ 13 | ≤ 11 |
Smart Cards | Standard and Low Profile | Mat Side Treated | LPT-YE | 18 | 1/2 | ≤ 6 | ≤ 5 |
Smart Cards | Standard and Low Profile | Mat Side Treated | LPT-YE | 32 | 1 | ≤ 6 | ≤ 5 |
Smart Cards | Standard and Low Profile | Mat Side Treated | LPT-YE | 35 | 1 | ≤ 6 | ≤ 5 |
Smart Cards | Standard and Low Profile | Mat Side Treated | LPT-YE | 70 | 2 | ≤ 7 | ≤ 5.8 |
Aeronautical Engineering | Standard and Low Profile / Very Low Profile | Double-Sided Treated | TZA-TZA | 18 | 1/2 | ≤ 8 / ≤ 5.1 | ≤ 7 / ≤ 4.2 |
Aeronautical Engineering | Standard and Low Profile / Very Low Profile | Double-Sided Treated | TZA-TZA | 35 | 1 | ≤ 10 / ≤ 5.1 | ≤ 8.4 / ≤ 4.2 |
Aeronautical Engineering | Standard and Low Profile / Very Low Profile | Double-Sided Treated | TZA-TZA | 70 | 2 | ≤ 13 / ≤ 5.1 | ≤ 11 / ≤ 4.2 |
Regular MLB | Standard and Low Profile | Mat Side Treated | TZA | 12 | 3/8 | ≤ 7 | ≤ 5.8 |
Regular MLB | Standard and Low Profile | Mat Side Treated | TZA | 18 | 1/2 | ≤ 8 | ≤ 7 |
Regular MLB | Standard and Low Profile | Mat Side Treated | TZA | 35 | 1 | ≤ 10 | ≤ 8.4 |
Regular MLB | Standard and Low Profile | Mat Side Treated | TZA | 70 | 2 | ≤ 13 | ≤ 11 |
Regular MLB | Standard and Low Profile | Mat Side Treated | TZA | 105 | 3 | ≤ 16 | ≤ 13.5 |
Regular MLB | Standard and Low Profile | Mat Side Treated | TZA | 140 | 4 | ≤ 18 | ≤ 15.2 |
Regular MLB | Standard and Low Profile | Mat Side Treated | TZA | 175 | 5 | ≤ 18 | ≤ 15.2 |
Regular MLB | Standard and Low Profile | Mat Side Treated | TZA | 210 | 6 | ≤ 19 | ≤ 16.1 |
Regular MLB | Very Low Profile | Reverse Treated | TZA-B | 12 | 3/8 | ≤ 5.1 | ≤ 4.2 |
Regular MLB | Very Low Profile | Reverse Treated | TZA-B | 18 | 1/2 | ≤ 5.1 | ≤ 4.2 |
Regular MLB | Very Low Profile | Reverse Treated | TZA-B | 35 | 1 | ≤ 5.1 | ≤ 4.2 |
Regular MLB | Very Low Profile | Reverse Treated | TZA-B | 70 | 2 | ≤ 5.1 | ≤ 4.2 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | Doublethin NN | 1.5/12 | 0.04 | ≤ 1.2 | ≤ 0.90 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | Doublethin NN | 1.5/18 | 0.04 | ≤ 1.2 | ≤ 0.90 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | Doublethin NN | 2/12 | 0.06 | ≤ 1.2 | ≤ 0.90 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | Doublethin NN | 2/18 | 0.06 | ≤ 1.2 | ≤ 0.90 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | Doublethin NN | 3/18 | 0.09 | ≤ 1.2 | ≤ 0.90 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | Doublethin NN | 3/35 | 0.09 | ≤ 1.2 | ≤ 0.90 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | Doublethin NN | 5/18 | 0.14 | ≤ 1.2 | ≤ 0.90 |
IC Substrates / SLP | Ultra Flat Profile | Ultrathin Carrier Supported | Doublethin NN | 5/35 | 0.14 | ≤ 1.2 | ≤ 0.90 |