U.S. imports of Mica, Including Splittings & Mica Waste (SITC 27852) totaled $1.2M in August 2026, imported from 15 countries.
Importers of Mica, Including Splittings & Mica Waste paid $172K in duties in August 2026, an average duty rate of 14.21% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule. Mica, Including Splittings & Mica Waste imports of $1.2M in August 2026 ran 25% above the year-to-date monthly average of $970K.
Last updated: August 2026 dataMica's unique combination of electrical insulation, thermal stability, and cleavability into thin sheets makes it indispensable in electronics, cosmetics, and specialty coatings. Trade flows under this heading encompass block mica, mica splittings (thin delaminated sheets), and processing waste — each commanding different price points and end-use applications. Splittings are particularly sought by manufacturers of built-up mica insulation for motors and transformers, while waste grades feed the ground-mica market for paints and plastics.
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70 import shipments a month
Splittings are carefully delaminated sheets of consistent thickness used in precision electrical insulation products; they command a significant price premium. Mica waste consists of off-cuts and scrap generated during processing and is typically ground for use as a filler or functional additive in paints, rubber, and plastics.
Global mica supply is geographically concentrated, and responsible sourcing programs have emerged in response to labor-practice concerns in certain producing regions. Importers increasingly require supplier audits and chain-of-custody documentation, particularly for cosmetic-grade mica, to satisfy corporate due-diligence and retailer requirements.
Basic heading 124 of 239 in section 2
Basic heading 27852 · $1.2M of $3.8B
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Imports · August 2026
origin
Canada and China together supply 52% of it. China pays 37.2% duty; Canada 0.3%.
customs district
Census does not publish district detail for this classification system.
destination
Census does not publish state detail for this classification system.
entry
Census does not publish port detail for this classification system.
ImportsExports
Imports
$1.2MYoY · free account
Exports
$917KYoY · free account
12-mo low · imports
Low · free accountOver the twelve months to August 2026, the U.S. imported $11.8M of Mica, Including Splittings & Mica Waste and exported $8.6M.
Through August 2026. Source: U.S. Census Bureau.