Type APC Cover Tape is a conductive, pressure sensitive adhesive cover tape designed to protect and confine surface mount components within the pockets of our embossed polycarbonate carrier tapes. APC has a very stable acrylic adhesive that provides a full 2-year shelf life when stored under recommended conditions.
Construction
Type APC Cover Tape is constructed in three layers, a 0.00092″ polyester base film over a 0.0010” pressure sensitive acrylic adhesive, with a 0.00048″ conductive polyester film on the device side.
Configurations
Type APC Cover Tape is provided splice-free on 3” inner diameter plastic cores.
Recommended Sealing Conditions
The detailed sealing parameters apply to single strike seal mode. Multi-strike, or overlap sealing, may require adjustment outside of these ranges.
Application Method | Roller @ 2m/min |
Temperature | Ambient |
Humidity | Ambient |
Pressure | 40 PSI |
Shelf Life and Storage
Type APC Cover Tape has a shelf life of 24 months from the date of manufacture when kept in recommended conditions. Store this product in its original packaging in a climate-controlled environment where temperatures do not exceed 25°C (75°F) and relative humidity is under 80%. Exceeding these recommended storage conditions could result in inconsistent product performance.
Type APC Pressure Sensitive Conductive Cover Tape Material Properties
1 Tests performed under specific sealing conditions on formed polycarbonate tape
** Aging at 52°C and 95% PH increased adhesion to carrier by 80%
Note: The values presented for this product are typical laboratory data and may be changed without notice.
Properties | Typical Value | Test Method / Standard |
Overall Thickness | 0.0024″ (0.061mm) | ASTM D-374 |
Initial Adhesion to Carrier** (Mean Value) |
5.4mm: 45 +/- 10 grams 9.3mm, 13.3mm, 21.3mm: 60 +/- 15 grams >/= 25.5mm: 70 +/- 20 grams |
EIA-481-B |
Surface Resistivity | Adhesive side: <1012 ≥105 ohms/square Back side: non conductive |
ASTM D-257 |
Minimum Strength Break | 30 pounds/inch of width | ASTM D-882 |
Elongation | 1 | ASTM D-882 |
Overall Width Tolerance | +/- 0.10mm | Laser Micrometer |
Adhesion Edge Tolerance | +/- 0.20mm | Laser Micrometer |
Transparency | <10% Haze | ASTM D-1003 |
Colour | Transparent Metallised Film | N/A |
Part Number | Tape Width (+/- 0.10) | Adhesive Width / Side | Roll Length | Rolls Per Box |
APC0054-300 | 5.4mm | 0.70mm | 300 | 50 |
APC0093-300 | 9.3mm | 1.0mm | 300 | 30 |
APC0133-xxx | 13.3mm | 1.0mm | 300 & 500 | 15 |
APC0213-xxx | 21.3mm | 1.0mm | 300 & 500 | 10 |
APC0255-xxx | 25.5mm | 1.5mm | 300 & 500 | 10 |
APC0375-xxx | 37.5mm | 1.5mm | 300 & 500 | 5 |
APC0495-xxx | 49.5mm | 1.5mm | 300 & 500 | 5 |
APC0655-xxx | 65.5mm | 2.0mm | 300 & 500 | 4 |
APC0815-xxx | 81.5mm | 2.0mm | 300 & 500 | 3 |
APC0975-xxx | 97.5mm | 2.0mm | 300 & 500 | 2 |
*Note: Part number for 13.3mm and wider is dependent on roll length; use 300 or 500 in place of “xxx”.
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