Silica sands and quartz sands (HS 250510)
Silica sands and quartz sands (HS 250510) has 4,755 U.S. import bill-of-lading shipment records between Jul 2019 and Jul 2026. The largest U.S. importer of Silica sands and quartz sands is RADIO SYSTEMS CORP, with 485 shipments, followed by KORECHEM INC and PMM AMERICA INC. The leading supplier is OCI CO LTD, with 419 shipments, followed by WEIHAI PEARL SILICA GEL CO LTD and SILIKAL GMBH. Goods originate mainly from CHINA and REPUBLIC OF KOREA, arriving primarily at SAVANNAH, GA. Import volume has held steady 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 Silica sands and quartz sands (HS 250510), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is OCI CO LTD → KORECHEM INC with 379 shipments, followed by WEIHAI PEARL SILICA GEL CO LTD → RADIO SYSTEMS CORP (305) and SILIKAL GMBH → PMM AMERICA INC (212).
Top U.S. importers
| Importer | Shipments |
|---|---|
| RADIO SYSTEMS CORP | 485 |
| KORECHEM INC | 380 |
| PMM AMERICA INC | 212 |
| AALBORZ CHEMICAL LLC | 130 |
| LX HAUSYS AMERICA INC | 112 |
Top suppliers
| Supplier | Shipments |
|---|---|
| OCI CO LTD | 419 |
| WEIHAI PEARL SILICA GEL CO LTD | 306 |
| SILIKAL GMBH | 212 |
| G STAR ENTERPRISE GROUP CO LTD | 168 |
| TECHWELL TECHNOLOGY HOLDING LTD | 124 |
Origin countries
| Country | Shipments |
|---|---|
| CHINA | 1,928 |
| REPUBLIC OF KOREA | 669 |
| GERMANY | 386 |
| UNITED KINGDOM | 238 |
| JAPAN | 209 |
| INDIA | 203 |
| THAILAND | 170 |
| TAIWAN | 159 |
| ITALY | 122 |
| BELGIUM | 119 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| SAVANNAH, GA | 773 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 753 |
| LONG BEACH, CA | 626 |
| LOS ANGELES, CA | 601 |
| TACOMA, WA | 341 |
| NORFOLK, VA | 298 |
| HOUSTON, TX | 260 |
| OAKLAND, CA | 225 |
| SEATTLE, WA | 214 |
| CHARLESTON, SC | 209 |
Harmonized System classification
HS code 250510 — Silica sands and quartz sands. 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 Silica sands and quartz sands
Who imports Silica sands and quartz sands (HS 250510)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Silica sands and quartz sands include RADIO SYSTEMS CORP, KORECHEM INC, PMM AMERICA INC, AALBORZ CHEMICAL LLC, and LX HAUSYS AMERICA INC.
Who is the largest U.S. importer of Silica sands and quartz sands?
RADIO SYSTEMS CORP is the largest U.S. importer of Silica sands and quartz sands (HS 250510), with 485 bill-of-lading shipment records.
Who are the top suppliers of Silica sands and quartz sands?
Leading suppliers shipping Silica sands and quartz sands (HS 250510) to the U.S. include OCI CO LTD, WEIHAI PEARL SILICA GEL CO LTD, SILIKAL GMBH, G STAR ENTERPRISE GROUP CO LTD, and TECHWELL TECHNOLOGY HOLDING LTD.
How many U.S. shipments of Silica sands and quartz sands are there?
ImportDoor has 4,755 U.S. import shipment records under HS code 250510, spanning Jul 2019 to Jul 2026.
Where is Silica sands and quartz sands imported from?
Silica sands and quartz sands is imported into the U.S. primarily from CHINA, REPUBLIC OF KOREA, and GERMANY.
Find Silica sands and quartz sands importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 250510, with contact details and container-level shipment records on ImportDoor.
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