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Sludge is a metal-bearing industrial byproduct generated from smelting, chemical processing, electrolysis, and various other industrial processes. Slag, ash, residues, and other metal-bearing byproducts can be utilized as industrial raw materials, making them important resources for the efficient use of metal resources.
ITEM | DESCRIPTION |
2620 | Slag, ash, and industrial residues containing metals or metal compounds |
2620 / 30 / 0000 | Slag, ash, and industrial residues primarily containing copper |
2620 / 99 / 0000 | Other industrial residues containing metals |
Sludge is a metal-bearing industrial byproduct generated from smelting, chemical processing, electrolysis, and various other industrial processes. Slag, ash, residues, and other metal-bearing byproducts can be utilized as industrial raw materials, making them important resources for the efficient use of metal resources.
HS CODE | DESCRIPTION |
2620 | Slag, ash, and industrial residues containing metals or metal compounds |
2620 / 30 / 0000 | Slag, ash, and industrial residues primarily containing copper |
2620 / 99 / 0000 | Other industrial residues containing metals |

Nonferrous metal smelting industry
Metal processing industry
Chemical industry
Industrial raw materials industry
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in global resource trading?
Nonferrous metal smelting industry
Metal processing industry
Chemical industry
Industrial raw materials industry
CONTACT
Are you looking for a trusted partner in global resource trading?

AIM HIGH KOREA INC.
CEO :
Cho Seung-jin
Suite 2001, 20F, 12 Jeongjail-ro 156beon-gil, Bundang-gu, Seongnam-si, Gyeonggi-do, Republic of Korea
Tel. (82)-31-718-0880 | E-mail. scrap@aimhighkorea.com
© 2026 AIM HIGH KOREA INC. All rights reserved.


AIM HIGH KOREA INC.
CEO :
Cho Seung-jin
Suite 2001, 20F, 12 Jeongjail-ro 156beon-gil, Bundang-gu, Seongnam-si, Gyeonggi-do, Republic of Korea
Tel. (82)-31-718-0880 | E-mail. scrap@aimhighkorea.com
© 2026 AIM HIGH KOREA INC. All rights reserved.