This Clamshell Casing Moulding 2-1/4" - 84 measures 2.250" wide by .656" thickness, with a .656" depth of cut on the top horizontal set of blades. Caution, the knives will come within .020" of the moulder bed plates when milling this detail, we suggest a wooden or phenolic plastic sacrificial bed plate be used for these types of milling operations. Please search our backout category for an appropriate relief cut for this pattern, we have a few options for you to choose from.
The old-fashion clamshell casing is comprised of a 1/4" radius eased edge on the thick side of the detail with a 3/8" radius quarter round circle on the inside edge, connected to one another by a 10-23/32" radius arc in the center of the pattern. We have a few other comparable profiles for your review and consideration case 2.250" – 27, case 2.250" – 32, case 2.250" – 8, and case 2.250 – 67, we trust one of these streamline mouldings will suit your needs.
Use one of our 125% concentration ultimate borazon grinding wheels. finish grinding at 3000 rpm, with a twenty-degree back clearance angle, will create a superior micro edge on all your high-speed steel knives. During the machining process these cutters will be capable of milling some of the finest quality architectural mouldings you have ever produced.
Note: If you’re experiencing trouble printing to Full Scale, Go to File, Print Preview. Change the “Shrink to Fit” option to 100%