CNC Hot Wire Foam Cutting Machines

/ August 24th, 2011 / 7 Comments »

What is a hot wire cnc foam cutter used for?Hot wire foam cutters will cut diverse forms of foam, from insulation to fabrication, from logos, surfboards and signs to crown moldings and concrete molds Hot wire foam cutters are created to cut diverse types of foam1. EPS – expanded polystyrene2. XPS – extruded polystyrene3. EPP – expanded polypropyleneNot to be utilized for cutting polyurethane – will result in toxic fumesWhat are the principal components that a foam cutter is made of?1. The software program is divided into two sections – style software program to design the shapes to be cut, and the cutting software program that controls the machine2. The hot wire tensioning mechanism3. Powerful cutting sizes for the horizontal, vertical and the wire length4. Number of axis – a four axis machine will likely be able to cut tapered shapes (like a cone or perhaps a jet wing)Here are some features to search for in a hot wire foam cutting machine:For production of crown molding:1. Numerous wires – from 3 to 8 wires will increase the cutting capacity from two to 7 times2. 8 foot efficient wire length – do not settle for a 4′ machine3. If main use of the machine is always to cut logos and signs – a smaller machine will do the job4. Cutting speed – mostly material dependent – as a rule of thumb: the greater the foam density – the slower the cutting speedHot Wire CNC Foam Cutter rates:CNC foam cutters will range from $1500 to $50,000. The price is really a factor of the machine size, the number of wires, the way the wires are kept below tension.Other foam cutting machines:An additional strategy to cut foam is with a CNC router – this is mainly for machining the foam and not for cutting.CNC routers for foam are mostly used for 3D shapes observed in Las Vegas, theme parts as well as signsFoam coating: EPS and XPS will melt if painted with oil-based paint. Painting is composed of two actions:1. Preparing the foam for coating – a primer ought to be employed to prevent the coating material to penetrate the EPS beads2.

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