ASTRON Astron Paper & Board Mill Ltd Credit Rating Changes Announcement 2024 - Credit Rating Disclosure Astron Paper & Board Mill Ltd has been assigned a Long term Bank Facilities rating of IVR BB+ Stable and Short term Bank Facilities rating of IVR A4+ by Informerics Ratings..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Astron Paper & Board Mill Ltd