DEVELOPMENTS NEW EQUIPMENT, PROCESSES, & MATERIALS EDXRF Analyzer Asoma lnsfrumenfs Inc. Austin, Texas Asoma Instruments Inc. announces successful measurement of copper (as copper cyanide) and potassium (as potassium cyanide) in copper and silver plating baths that contain EPA- identified hazardous materials using a single bench-top Energy Dispersive X-Ray Fluorescence (EDXRF) analyzer. A silver measurement was also successfully made on the silver plating bath. Asoma’s batch analysis created no extra waste that would require storing or discharging per EPA effluent guidelines. Since the sample was nei- ther changed nor destroyed, it could be returned to the plating bath. Asoma EDXRF analyzers are also designed to operate at-line right alongside the plating process, which eliminates the need to ship batch samples to an off-site lab. To save time and labor costs, Asoma batch and in-stream analyzers can analyze for up to six elements at a time, in a variety of matrices, and can easily be operated even by nontechnical per- sonnel. Circle 401 on reader information card Blasting Machine Empire Abrasive Equipment COT. Langhorne, Pa. A new pressure-type air-blast machine, which employs a dual-nozzle arrangement that provides repeatable finishing results on concave parts while conserving compressed air and eliminating the need for masking, is now available from Empire Abrasive Equipment Co. The machine combines two or four nozzles, manipulated by a ball-screw drive, with six rotating work stations on an indexing turntable con- veyor to provide desired blast angle and coverage. Because the machine uses pressure nozzles rather than suc- tion-blast guns, which would require more guns and compressed air to perform similar finishing jobs, operat- ing costs are reduced. A programmable controller precisely governs nozzle stroke length and count. Another feature is an automatic media-replenish- ing device that ensures 100% refills each time the machine’s pressure ves- sel cycles by replacing broken-down media, extracted through the reclaimer, with an equal amount of fresh material in the storage hopper. The machine is also equipped with a tunable media reclaimer and vibratory grit classifier, both of which contribute to a more consistent media mix and repeatable finishing results. A continuous-duty cartridge collector removes dust, spent media, and debris from the blasting process. Circle 402 on reader information card Spectrophotometers @k-Gardner Silver Spring, Md. Byk-Gardner announces the TCS Family of sphere-based spectrophotometers. TCS II is designed to meet the demands of constant use in the production laboratory. With the applications of QC measurement or Computer Color Matching and Batch Correction, TCS II will meet the demanding performance needs of dura- bility, precision, and accuracy. This is a basic system configuration with many useful standard features. TCS Plus provides the precision and accuracy required for research and develop- ment projects with the need to measure color, while providing the ease-of use needed for routine production and QC testing. As one standard feature, TCS II and TCS Plus provide a choice of QC software packages to best meet your measurement needs. Circle 403 on reader information card Portable Thickness Tester Veeco Instruments Inc. Plainview, N. Y VeecolUPA Technology’s new hand-held CDE-5000 provides instant and nondestructive measurements of copper thickness in the plated through- hole of iircuit boards. The CDE-5000 can accurately measure etched and unetched, single-sided, double-sided, and multilayer circuit boards. A unique new probe design eliminates hole iso- lation prior to measurement. Hole diameters as low as 25 mils can be measured at the production line or in the laboratory. Full data download and statistics capability are available. Circle 404 on reader information card 66 METAL FINISHING . FEBRUARY 1995

Portable thickness tester

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DEVELOPMENTS NEW EQUIPMENT, PROCESSES, & MATERIALS

EDXRF Analyzer Asoma lnsfrumenfs Inc. Austin, Texas

Asoma Instruments Inc. announces successful measurement of copper (as copper cyanide) and potassium (as potassium cyanide) in copper and silver plating baths that contain EPA- identified hazardous materials using a single bench-top Energy Dispersive X-Ray Fluorescence (EDXRF) analyzer. A silver measurement was also successfully made on the silver plating bath. Asoma’s batch analysis created no extra waste that would require storing or discharging per EPA effluent

guidelines. Since the sample was nei- ther changed nor destroyed, it could be returned to the plating bath. Asoma EDXRF analyzers are also designed to operate at-line right alongside the plating process, which eliminates the need to ship batch samples to an off-site lab. To save time and labor costs, Asoma batch and in-stream analyzers can analyze for up to six elements at a time, in a variety of matrices, and can easily be operated even by nontechnical per- sonnel.

Circle 401 on reader information card

Blasting Machine Empire Abrasive Equipment COT. Langhorne, Pa.

A new pressure-type air-blast machine, which employs a dual-nozzle arrangement that provides repeatable finishing results on concave parts while conserving compressed air and eliminating the need for masking, is now available from Empire Abrasive Equipment Co. The machine combines two or four nozzles, manipulated by a ball-screw drive, with six rotating work

stations on an indexing turntable con- veyor to provide desired blast angle and coverage. Because the machine uses pressure nozzles rather than suc- tion-blast guns, which would require more guns and compressed air to perform similar finishing jobs, operat- ing costs are reduced. A programmable controller precisely governs nozzle stroke length and count. Another feature is an automatic media-replenish- ing device that ensures 100% refills each time the machine’s pressure ves- sel cycles by replacing broken-down media, extracted through the reclaimer, with an equal amount of fresh material in the storage hopper. The machine is also equipped with a tunable media reclaimer and vibratory grit classifier, both of which contribute to a more consistent media mix and repeatable finishing results. A continuous-duty cartridge collector removes dust, spent media, and debris from the blasting process.

Circle 402 on reader information card

Spectrophotometers @k-Gardner Silver Spring, Md.

Byk-Gardner announces the TCS Family of sphere-based spectrophotometers. TCS II is designed to meet the demands of constant use in the production laboratory. With the applications of QC measurement or Computer Color Matching and Batch

Correction, TCS II will meet the demanding performance needs of dura- bility, precision, and accuracy. This is a basic system configuration with many useful standard features. TCS Plus provides the precision and accuracy required for research and develop- ment projects with the need to measure color, while providing the ease-of use needed for routine production and QC testing. As one standard feature, TCS II and TCS Plus provide a choice of QC software packages to best meet your measurement needs.

Circle 403 on reader information card

Portable Thickness Tester Veeco Instruments Inc. Plainview, N. Y

VeecolUPA Technology’s new hand-held CDE-5000 provides instant and nondestructive measurements of copper thickness in the plated through- hole of iircuit boards. The CDE-5000 can accurately measure etched and

unetched, single-sided, double-sided, and multilayer circuit boards. A unique new probe design eliminates hole iso- lation prior to measurement. Hole diameters as low as 25 mils can be measured at the production line or in the laboratory. Full data download and statistics capability are available.

Circle 404 on reader information card

66 METAL FINISHING . FEBRUARY 1995