<p>Perforated Impression Trays are also used for forming the frame for a crown or bridge. These impression trays are manufactured from German surgical stainless material.</p>

<p><strong>Following are some significant patterns:&nbsp;</strong><br />
&bull;&nbsp;&nbsp; &nbsp;Lower Perforated Tray<br />
&bull;&nbsp;&nbsp; &nbsp;Upper Perforated Tray</p>

<p>The stainless body features high-tensile strength and has a rustproof body. So, these trays are used for the long term.</p>