Used KENT KGS-200 #180697 for sale

ID: 180697
Vintage: 1983
Surface grinder Class A 1983 vintage.
KENT KGS-200 is a wafer grinding, lapping and polishing equipment designed for use in the semiconductor industry. The system is composed of a workstation, a chuck, and several grinding, polishing and lapping heads. The workstation is the base part of the unit where the grinding and polishing elements are mounted. A set of fulcrum arms, also known as "glide blocks", support the chuck and provide stable grip of the wafer. The positioning of the wheels is adjustable and any wheel size can be used. A standard raster format caters to the requirements of industry standard 25mm (1 inch) and 50mm (2 inch) wafers. The chuck is used to hold and grip the wafer firmly in the workstation. It can hold wafers of up to 1 inch thick and can facilitate rotation speeds of up to 3000 RPMs. The chuck is easily adjustable, allowing for proper alignment of the wafer and minimizing misalignment. The grinding, lapping, and polishing heads each run on a ⅓ HP motor. The grinding head is 10 inches in diameter and uses diamond or boron carbide abrasive material to remove surface material from the wafer. The lapping head is 13 inches in diameter and uses diamond abrasive material to impart a smooth finish on the wafer. The polishing head is 15 inches in diameter and uses alumina or diamond abrasive material to polish the wafer to a smooth mirror-like finish. KGS-200 has several safety features. These include safety guards and low-speed operation to reduce operator fatigue. Additionally, the machine is designed to limit the amount of dust that is released while grinding and polishing, allowing for less frequent maintenance and safe operation. KENT KGS-200 is a versatile and easy-to-use tool that is ideal for processing wafer grinding, lapping and polishing needs. With its adjustable chuck and grinding, lapping and polishing heads, the asset can be used to process a wide variety of wafer sizes. Its safety features ensure the easy and safe operation of the model for the user, helping to keep their working environment clean and dust-free.
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