PMC Fundamentals Series
Welcome to the PAPTEX PMC Fundamentals Series — your complete introduction to paper machine clothing. Whether you're new to the paper industry or looking to refresh your knowledge, this series provides everything you need.
Series Overview
Part 1: What is PMC?
Start here: What is Paper Machine Clothing?
- The three PMC types explained
- How they work together on the paper machine
- Why PMC quality matters for your bottom line
Part 2: Key Terminology
Basic Fabric Terminology
- CFM, FSI, mesh count, caliper, tensile strength
- Understanding fabric specifications
- Making sense of technical datasheets
Part 3: Selection Basics
PMC Selection Basics
- Matching fabrics to paper grades
- 5 key questions before ordering
- Speed, furnish, and performance considerations
PMC by Section
Forming Section
- The birthplace of the paper sheet
- Forming fabrics: single, double, triple layer, SSB
- Key metric: FSI and CFM balance
Press Section
- Mechanical water removal
- Press felts: BOM, laminated, needled
- Key metric: void volume and grammage
Dryer Section
- Thermal drying — the biggest energy consumer
- Dryer fabrics: flat yarn, spiral, anti-static
- Key metric: CFM and contact area
Quick Reference: Choosing Your First Fabric
| Paper Grade | Forming Fabric | Press Felt | Dryer Fabric |
|---|---|---|---|
| Tissue | SSB, fine mesh, anti-static | Light BOM, fine surface | Anti-static spiral |
| Fine Paper | SSB or 3-layer | BOM or LP | Flat yarn |
| Packaging | Double or triple layer | BOM, high void | Flat yarn |
| Kraft | Wear-resistant 3-layer | Heavy-duty BOM | Flat yarn HR-PET |
Learning Path
- 🟢 Read all 3 parts above (30 min)
- 🟡 Browse our product catalog to see real fabrics
- 🟠 Explore the Knowledge Center for more advanced topics
- 🔴 Talk to an engineer — our team of 38+ specialists is ready to help
Additional Resources
Questions? Contact PAPTEX engineering support — available 24/7.