BJYZ has the complete system to ensure the manufacture and the quality inspection so that the deliveried crucible can be put into used directly.

● Water pressure：

Water pressure of crucible dia Φ960×4300         　　      water pressure of ALD designed
 （Crucible and steel flange of CONSARC in the USA）         　Crucible dia 1040       

● Helium mass vacuum spectrometer leak：

　vacuum pressure in helium mass 　　　　　leak rate test in helium mass spectrometer
　　spectrometer leak detector　　　　　　　　　leak detector

● Ultrasonic inspection

100% ultrasonic inspection for　100% ultrasonic inspection for crucible　100% ultrasonic inspection for
　crucible body　　　　　　　　　flange welding seam　　　　　　　　　　crucible flange

● Mechanical property inspection:

Check result of mechanical property of crucible material will be sent in the data of dispatch of products

　　High frequency vibration to remove the inner stress　　Wallness instrument inspection