ZChek-D90 is a high sensitivity, free flowing, white, fluffy, ready to use, dry developer powder for Fluorescent Penetrant Inspection. It forms a thin film enhancing indications of ultrafine discontinuities.

Features / Benefits:

• Free flowing, white fluffy powder
• High sensitivity - Detects ultra fine cracks
• Forms ultrafine films - enhances indication

Approvals / Specification compliance:

• AMS 2647
• AMS 2644
• ASM E B& PV Code, Sec V
• ASTM E 165

Application: ZCheck D90 Developer is applied to test surface after part has been dried by dusting, spraying, and dust clouding or dipping.