SERVO MOTOR ACTUATOR MERK : SIEMENS, WEISHAUPT, RIELLO, HONEYWELL, KROMSCHRODER.SIGHT GLASS BORROSILICATE
Borosilicate glass, thermally prestressed,optically tested, properties as laid down in DIN and OeNORM.
Extract from the OeNORM: “Chemical pre-stressing of glasses is not permissible. For safety reasons soda-lime glasses may not be used.”
suitable for temperatures from –.273.°C
to +.300.°C, size 31.75/12.7 up to