Slag wool, rock wool and similar mineral wools, other (HS 680690)
Slag wool, rock wool and similar mineral wools, other (HS 680690) has 4,441 U.S. import bill-of-lading shipment records between Jun 2019 and Jul 2026. The largest U.S. importer of Slag wool, rock wool and similar mineral wools, other is PROMAT INC, with 1,050 shipments, followed by IBIDEN USA CORP and DBW FIBER CORP. The leading supplier is ETEX, with 415 shipments, followed by MICROTHERM NV and IBIDEN CO LTD. Goods originate mainly from BELGIUM and CHINA, arriving primarily at NEW YORK/NEWARK AREA, NEWARK, NJ. Import volume has risen over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through July 2026
Shipments over time (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Slag wool, rock wool and similar mineral wools, other (HS 680690), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is ETEX → PROMAT INC with 405 shipments, followed by MICROTHERM NV → PROMAT INC (403) and IBIDEN CO LTD → IBIDEN USA CORP (168).
Top U.S. importers
| Importer | Shipments |
|---|---|
| PROMAT INC | 1,050 |
| IBIDEN USA CORP | 171 |
| DBW FIBER CORP | 134 |
| UNIFRAX I LLC | 119 |
| IBIDEN USA | 93 |
Top suppliers
| Supplier | Shipments |
|---|---|
| ETEX | 415 |
| MICROTHERM NV | 403 |
| IBIDEN CO LTD | 262 |
| HANGZHOU WELL TRANS SUPPLY CHAIN MA | 175 |
| FRENZELIT GMBH | 132 |
Origin countries
| Country | Shipments |
|---|---|
| BELGIUM | 1,139 |
| CHINA | 811 |
| GERMANY | 579 |
| JAPAN | 489 |
| SOUTH AFRICA | 186 |
| UNITED KINGDOM | 148 |
| NETHERLANDS | 131 |
| DENMARK | 125 |
| REPUBLIC OF KOREA | 106 |
| PHILIPPINES | 85 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| NEW YORK/NEWARK AREA, NEWARK, NJ | 1,159 |
| LOS ANGELES, CA | 695 |
| CHARLESTON, SC | 691 |
| NORFOLK, VA | 516 |
| LONG BEACH, CA | 341 |
| SAVANNAH, GA | 215 |
| NEW YORK, NY | 194 |
| HOUSTON, TX | 147 |
| TACOMA, WA | 93 |
| OAKLAND, CA | 88 |
Harmonized System classification
HS code 680690 — Slag wool, rock wool and similar mineral wools, other. The Harmonized System is the international standard for classifying traded goods; U.S. Customs records this 6-digit code on every bill of lading.
Not sure this is the right code? Search all 5,700+ subheadings with the free HS code lookup, or see which product categories are growing in our quarterly State of U.S. Imports reports.
Frequently asked questions about importing Slag wool, rock wool and similar mineral wools, other
Who imports Slag wool, rock wool and similar mineral wools, other (HS 680690)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Slag wool, rock wool and similar mineral wools, other include PROMAT INC, IBIDEN USA CORP, DBW FIBER CORP, UNIFRAX I LLC, and IBIDEN USA.
Who is the largest U.S. importer of Slag wool, rock wool and similar mineral wools, other?
PROMAT INC is the largest U.S. importer of Slag wool, rock wool and similar mineral wools, other (HS 680690), with 1,050 bill-of-lading shipment records.
Who are the top suppliers of Slag wool, rock wool and similar mineral wools, other?
Leading suppliers shipping Slag wool, rock wool and similar mineral wools, other (HS 680690) to the U.S. include ETEX, MICROTHERM NV, IBIDEN CO LTD, HANGZHOU WELL TRANS SUPPLY CHAIN MA, and FRENZELIT GMBH.
How many U.S. shipments of Slag wool, rock wool and similar mineral wools, other are there?
ImportDoor has 4,441 U.S. import shipment records under HS code 680690, spanning Jun 2019 to Jul 2026.
Where is Slag wool, rock wool and similar mineral wools, other imported from?
Slag wool, rock wool and similar mineral wools, other is imported into the U.S. primarily from BELGIUM, CHINA, and GERMANY.
Find Slag wool, rock wool and similar mineral wools, other importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 680690, with contact details and container-level shipment records on ImportDoor.
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