Used SPEEDFAM JND 21B-5SSG-II #9169332 for sale

SPEEDFAM JND 21B-5SSG-II is a wafer grinding, lapping and polishing equipment. The system is designed for high volume production and is capable of meeting industry quality and performance standards while achieving improved yields and increased output. The unit features a high speed, low profile grinding motor which enables fast and accurate grinding even on the most complex surfaces. The motor is capable of up to 20,000 rpm and utilizes a diamond-tipped grinding wheel. This allows for precise grinding of wafer edges to high degree of accuracy while avoiding undercuts and edge damage. The motor is also equipped with a cooling machine which maintains proper temperature and reduces wear on components. The tool features a lapping unit which uses a diamond abrasive to create a mirror finish on the bottom of wafers. The lapping unit features adjustable speed and pressure settings which enable users to create smooth, uniform surfaces. The lapping arm is also adjustable, allowing for precise positioning of the abrasive and pressure points. The asset also includes a polishing wheel which is capable of creating a high gloss finish on the top of wafers. The wheel is constructed from diamond abrasives and is adjustable for speed and pressure settings. This allows for the polishing of the toughest material while achieving the highest levels of finish. The model also features an automated feeder which is designed for high operation speed. The automated feeder can hold up to 25 wafers and is capable of feeding the wafers into the machine at a rate of up to 10 per second. This provides a streamlined operational flow, increasing yields and reducing waste. The equipment is equipped with a suite of safety features which ensures the system is operated safely and efficiently. The unit is equipped with a built-in emergency stop for protection in case of any accident. In addition, the machine also features an operator protection tool which includes mandatory eye protection and other protective guardrails to ensure that operators remain safe while operating the machine. Overall, JND 21B-5SSG-II is a reliable, high-performance wafer grinding, lapping and polishing asset. Its powerful motor and adjustable settings allow users to precisely grind and finish wafers to exact specifications while the automated feeder ensures high operation speeds and increased yields. In addition, the model is equipped with a number of safety features to protect operators while allowing for efficient operation.