Fan-Fold Punchcard Strip Stock
Continuous fan-fold strips of bleached, kaolin-coated kraft cards (>150 g/m², chemical pulp dominant), detachable into individual unpunched cards for punchcard machines. Designed for high-volume data processing in vintage computing environments. Surface-coated for ink receptivity without other binders.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If semichemical fluting paper specs
≥65% unbleached hardwood semichemical fibers with CMT crush resistance go to 4805.11.
If boxed for retail sale
Cut-to-size cards in retail packs may classify as 4819 cartons/boxes if primary function changes.
If printed with dominant text/motifs
Chapter note sends printed paper with non-subsidiary motifs to chapter 49, not 48.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Document fan-fold perforations as for separation, not data punching, to stay in 4810.32
• Require coating analysis (kaolin/inorganic only); organic binders may exclude from heading 4810
Related Products under HTS 4810.32.30.00
IBM 5081 Punch Card Stock in Strips
Coated bleached kraft paperboard cards in continuous strips, compatible with IBM 5081 punchcard systems for mainframe data entry. Uniformly bleached with >95% chemical pulp, >150 g/m², kaolin-coated for durability and printability before punching. Not pre-punched, intended for punchcard machine processing.
Kraft Bleached Punchcard Machine Cards
These are rectangular cards made from bleached kraft paperboard, coated with kaolin on one or both sides, weighing over 150 g/m² with over 95% chemical wood fibers. Designed specifically as blank, unpunched cards for punchcard machines used in data processing. They may be supplied in strips for easy loading into legacy computing systems.
Unpunched 80-Column Punchcard Blanks
Standard 80-column rectangular cards from kaolin-coated bleached kraft paperboard (>150 g/m², >95% chemical wood fibers), for punchcard tabulating machines. Blank surface allows custom printing; supplied flat or in fan-fold strips. Meets legacy data processing requirements without pre-perforation.
Legacy Fortran Punch Card Paperboard
Heavyweight bleached kraft paperboard sheets, kaolin-coated, cut into cards or strips for Fortran programming punchcard input to old mainframes. Over 150 g/m² with chemical process fibers >95%, unpunched for custom encoding. Ideal for archival computing restoration projects.