1.2 Sputtering target purity, grain size, inner quality, bonding, dimension, and appearance specifications are included in this specification along with references for qualification test methods. Reliability, certification, traceability, and packaging requirements are also included.
1.2.1 Purity Requirements:
1.2.1.1 Metallic element impurities, and
1.2.1.2 Non-metallic element impurities.
1.2.2 Grain Size Requirements—Grain size.
1.2.3 Inner Quality Requirements—Internal defect.
1.2.4 Bonding Requirements:
1.2.4.1 Backing plate, and
1.2.5 Configuration Requirements:
1.2.5.3 Surface roughness.
1.2.6 Appearance Requirements—Surface cleanness.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
