Used OKAMOTO SVG 502 MK II #9261624 for sale

ID: 9261624
Vintage: 1994
Wafer back grinder 1994 vintage.
OKAMOTO SVG 502 MK II is a wafer grinding, lapping and polishing equipment capable of satisfying the most demanding requirements for production of semiconductor and optoelectronic components. The system features a heavy flywheel and drive motor assembly with built-in tachometer for precise speed control. The variable speed lapping head is belt driven and the entire head assembly can be moved into any position for highest precision. The two abrasive wheels can be individually adjusted in their pressure forces and rotated several times to achieve perfectly even lapping. The lapping results are controlled by means of surface finishing sensors to provide uniformity of the surface. The Infinity software suite tracks the entire lapping process and produces reports of the process. The grinding table has a diamond dresser that can adjust the surface of the abrasives. The grinding table is designed to provide a smooth, low-warpage surface even after a long period of lapping. The slide housing contains a compressed air buffer for stable operation even at high rotational speeds. Its unique constructions minimize the formation of burrs and to get uniform and accurate results. The wafer carrier, equipped with clamps and adjustable guides, enables an even distribution of the lapping pressure. This provides reproducible results and longer tool life. The grinding tools can be changed quickly and easily, providing high precision and short process times. The highly rigid construction of the unit is excellent for high precision applications. The vacuum table ensures high precision and repeatability. The machine has a Digital Data Consistency (DDC) function that can be used to measure and carry out polishing conditions for multi-step processes with one setting. The Touch Screen LCD Display offers great flexibility for operator commands. The Double Stoner and Water Cooling Receptacle features allow for precision grinding and polishing. The high performance dust hood, with built-in automatic dust removal tool, ensures clean, clear working environment. In conclusion, SVG 502 MK II is designed to handle the most demanding of production applications, and its robust construction ensures an outstanding level of performance and a high level of precision results that are repeatable and reliable.
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