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2.2: Vector cut the sign using Rowmark ADA Alternative® plastic with the back side facing “up” and the backing paper in place. Cut using High Power Density Focusing Optics. If HPDFO is not available, use a 1.5 lens for best results. A 2.0 lens will also give acceptable results.
Tip: We recommend you make two passes at half-power when cutting Rowmark ADA Alternative® plastic. It is critical to avoid “melt back” when vector-cutting the Braille characters so that the acrylic or stainless steel Raster beads fit tightly (see below). This will be explained in more detail later.
Rowmark ADA Alternative is a single ply modified acrylic matte product line specially designed by Rowmark to comply with the ADA regulations. These Braille-engravable, routable sheets are available in a wide variety of color combinations and are highly resistant to marring and scratching. You can find a Rowmark distributor by visiting the manufacturers website at: www.rowmark.com.
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