Machining of Plastics
Many machine operations commonly applied to metals are applicable to plastics with slight variations in tooling and speeds. These include blanking, boring, drilling, grinding, milling, planning, punching, routing, sanding, sawing, shaping, tapping, threading and turning. [LW]
Mat Molding
Low pressure method for handling a laminate filled with glass mat – a jackstraw arrangement of fine glass fibers uniformly distributed to form a thin, highly porous, felt-lie material – which generally makes use of metal molds and a pneumatic press. Pressures may be as low as 5 p.s.i.
Metallizing
A term covering all process by which plastics are coated with metal, including electroplating, vacuum metallizing and silver spray process.