Ferro Corp. Color Division's granite-effect concentrates with a range of particle size distributions are available in pastel, chromatic and dark colors in various resin carriers. The black granite product meets Food and Drug Administration rules for food contact, the Cleveland firm said.
Quick Information Card No. 90
New PPG glass fibers aimed at Composites
PPG Industries Inc. in Pittsburgh introduced several glass-fiber products for composites.
MatVantage continuous-strand mat for pultrusion has good laminate cosmetics. PPG Industries also has new rovings for pultrusion, including direct-draw types.
Other introductions include chopped-strand reinforcements from 10 to 13 microns in diameter for thermoplastic polyester, and fiber products for oil-field composite pipe, roll goods and sheet molding compound.
Quick Information Card No. 91
Composit suited for DTM's Process
DTM Corp.'s new composite for rapid prototyping offers high stiffness and heat resistance for more precise functional testing in product development.
Laserite LNC-7000 is a glass-filled nylon suited for use in DTM's SLS Selective Laser Sintering process. It complements other rapid prototyping materials from DTM of Austin, Texas, including polycarbonate, standard and fine nylons and investment casting wax.
Quick Information Card No. 92
Arco using various recycled polymers
Arco Chemical Co. uses as much as 10 percent reclaimed acrylic resin in its Dylark 378 P20A styrene maleic anhydride.
Originally developed with Ford Motor Co. to recycle acrylic scrap from taillight and instrument panel lenses, the material is used in a range of Ford vehicle instrument panels and in Mazda pickups.
Arco of Newtown Square, Pa., said it will try to use various recycled polymers at levels of up to 25 percent in Dylark, which it claims is compatible with a range of resins.
Quick Information Card No. 93
Polymer Corp. nylon features low friction
Polymer Corp. developed a cast nylon with a combination of high load-bearing strength and low friction.
Nylatron GSM Blue stock shapes have both molybdenum disulfide and an internal lubricant to outperform cast nylons containing only one of the additives.
Polymer Corp., headquartered in Reading, Pa., said the material is suited to applications with pressures as great as 850 pounds per square inch and velocities as great as 40 feet per minute, such as wear pads, cams and guides.
Stock shapes include rod, plate and tubular bar, the company said.
Quick Information Card No. 94