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Plant-floor overview. Unlock below for the full converter checklist.
The 3M kit (TAPPI UM 557) was written for fluoropolymer grease-resistance coatings. The same kit is a practical screen for hot-melt glueability of treated paperboard. Higher kit numbers mean poorer hot-melt penetration. Call 800-249-0337.
What's in this guide
- What the kit number tells you
- Equipment and reagents
- Specimens and procedure
- Report and what it means for glue
General plant guidance only — not a substitute for your process, SDS/TDS, or line trials. Call 800-249-0337 to match a grade.