Standard Hollow Ceramic Bricks Type FBX
Type FBX standard hollow ceramic bricks conforming to ASTM C652, fired from clay for general masonry applications. Classified in HTS 6904.10.00.40 as other hollow building bricks valued for durability and fire resistance.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If specific hollow floor brick dimensions
Narrower floor-specific hollow bricks may use principal subheading.
If veneer or facing slabs over 3.2 cm thick
Thick worked monumental stone excludes to Chapter 68, not ceramics.
If used as roof or floor tiles despite brick shape
Ceramic tiles for paving/roofing classify in heading 6906 regardless of thickness.
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Import Tips & Compliance
• Reference ASTM C652 standards in documentation for customs acceptance of brick specifications
• Avoid mixing with solid bricks in shipments to prevent average classification issues
• Confirm no binders exceeding refractory limits per Chapter 69 raw materials note
Related Products under HTS 6904.10.00.40
Hollow Ceramic Building Bricks 8x4x16 Inch
These hollow ceramic building bricks, measuring 8x4x16 inches, are fired after shaping from clay mixtures and used in residential and commercial wall construction. They fall under HTS 6904.10.00.40 as hollow building bricks other than refractory types, providing lightweight insulation and structural support.
Lightweight Hollow Clay Bricks for Partition Walls
Lightweight hollow clay bricks designed for interior partition walls, fired from shaped clay at high temperatures. Classified under HTS 6904.10.00.40 as other hollow building bricks, offering thermal insulation and reduced weight for non-load-bearing applications.
Perforated Hollow Ceramic Bricks 12x6x24 Inch
Perforated hollow ceramic bricks sized 12x6x24 inches, made by firing shaped clay bodies for enhanced ventilation in masonry walls. HTS 6904.10.00.40 covers these as other hollow building bricks for structural and insulating purposes.
Insulated Hollow Clay Blocks for Load-Bearing Walls
Hollow clay blocks with internal insulation voids for load-bearing exterior walls, produced by high-temperature firing after shaping. Falls under HTS 6904.10.00.40 as other hollow building bricks essential for energy-efficient construction.
Multi-Void Hollow Clay Bricks 4-Core Design
Four-core multi-void hollow clay bricks providing superior insulation, fired after clay shaping for cavity wall construction. HTS 6904.10.00.40 applies to these other hollow building bricks meeting non-refractory criteria.
Engineering Hollow Ceramic Bricks Class SX
Class SX engineering hollow ceramic bricks for severe weather exposure, high-fired clay construction units. Under HTS 6904.10.00.40 as other hollow bricks for demanding structural applications.