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Tape Grades
Testex Press-O-Film replica tape is available in a variety of thicknesses to facilitate profile measurement in differing ranges.
The primary range for measurement with replica tape is 0.8 to 4.5 mils (20 to 115 um). Use of Coarse Minus grade (<0.8 mil or <20 um) or X-Coarse Plus grade tape (>4.5 mil or >115 um) should be restricted primarily to checking measurements at the lower and upper ends of the primary range.
50 piece /roll
| Grade (descriptive) | Range When Used With Gage(mils) / (um) |
| Coarse Minus | 0.5 to 1.0 / 12 to 25 |
| Coarse | 0.8 to 2.5 / 20 to 64 |
| X-Coarse | 1.5 to 4.5 / 38 to 115 |
| X-Coarse Plus | 4.6 to 5.0 / 116 to 127 |
Tape Range Illustration
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