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Contact SupplierWe provide polyimide f46 tape.
1. Appearance: tape dry and level off, without bubble and the impurities.
2. Size
2.1. Length: each volume tape on the one dish or roll, its length not less than 300 m, joints number are not more than three, the shortest length of each volume not less than 10 m.
2.2. Width: the width of the tape and its allowable deviation is 10m +- 0.4 mm,
15m + -0.4 mm, 20m + -1 mm, 25m + -1 mm, other width specifications of the tape to be supplied according to userâ s needs.
2.3. Thickness: tape nominal thickness and its allowable deviation
thickness(um) 33 35 38 40 50 65
allowable deviation(um) â±1 â±1 â±1 â±1 â±2 â±2
note: according to customer's demand supplying various thickness of the tape, allowable deviation is plus or minus 0.003 mm. Or according to user needs supplies tapes.
3. Performance requirements
serial number item name unit index
1 tensile strength mpa
%
ã
n25mm
ã â ¥80
â ¥35
ã
10.0
6.0
2 elongation at break
3 stripping force â ¥
tapeä¸ tape
tapeä¸ copper
4 electric strength vum â ¥140
5 surface resistance î© â ¥1.0x1014
6 volume resistance î©.m â ¥1.0x1010
7 relative permittivity 48ï½ 62hz - 3.5â±0.4
8 dielectric power factor 48-62 hz ac - â ¤4.0x10-3
note: for no 5 and 6, to be tested before cutting.