Resin-Laminated MDF Groove-Lock Ceiling Boards
MDF boards over 9mm thick, continuously grooved and tongued on all edges for interlocking ceiling grid systems. Fully impregnated with phenolic synthetic resins for fire retardancy and humidity protection. Dedicated exclusively for suspended ceiling installations in buildings.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If thickness is 5.5mm or less
Thickness threshold determines subheading; thinner boards fall under different density/thickness categories in 4411.93.
If not bonded with resins (natural state)
Without synthetic resin impregnation/lamination, it becomes unspecified sheets of ligneous materials under heading 4408.
If sold as prefinished with surface coatings beyond impregnation
Additional decorative laminates or veneers may classify as particle board with surface coverings under 4410.
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Import Tips & Compliance
• Provide architectural specifications showing dedicated ceiling use and edge interlocking features to prevent reclassification as flooring
• Test and certify resin content (<3% binder if applicable) and formaldehyde emission levels (CARB Phase 2 compliance) for U.S. market entry
• Use ISPM-15 certified packaging for shipping to avoid phytosanitary issues with ligneous materials
Related Products under HTS 4411.14.20.00
Synthetic Resin Impregnated MDF Wall Paneling
Medium density fiberboard (MDF) panels exceeding 9mm thickness, tongued, grooved, and rabbetted along edges for seamless installation. Laminated and impregnated throughout with synthetic resins for enhanced moisture resistance and structural integrity. Specifically designed and dedicated for interior wall construction in residential and commercial buildings.
Melamine-Impregnated MDF Tongue-and-Groove Wall Sheathing
High-performance MDF sheathing boards exceeding 9mm, featuring continuous tongue-and-groove edges for structural wall framing. Impregnated edge-to-edge with melamine-formaldehyde synthetic resins for mold resistance and dimensional stability. Intended solely for permanent installation in building wall assemblies.
Phenolic Resin Bonded MDF Interlocking Partition Walls
Construction-grade MDF boards exceeding 9mm, continuously tongued and grooved for modular partition wall systems. Bonded in whole with phenolic resins for high impact resistance and steam-cured durability. Dedicated for interior building partitions and acoustic wall panels.
Synthetic Resin Coated MDF T&G Acoustic Ceiling Tiles
Perforated MDF tiles over 9mm thick with tongue-and-groove edges for drop-ceiling acoustic systems. Impregnated and laminated with synthetic resins for sag resistance and cleanability. Exclusively manufactured for commercial building ceiling applications.
Formaldehyde-Free Resin MDF Rabbeted Wall Liner Boards
Eco-friendly MDF liner boards exceeding 9mm, rabbetted continuously for wainscoting and wall liner installations. Bonded with soy-based synthetic resins (no-added formaldehyde) for green building certification. Dedicated for interior wall finish systems in construction.
High-Pressure Laminate Impregnated MDF T&G Substrates
MDF substrates over 9mm thick with tongue-and-groove profiles for custom cabinetry wall backing. Impregnated core with HPL synthetic resin bonding for flatness retention. Produced specifically as construction substrates for building interiors.