| 3/20/2024 | 690390909019 | FIRE RESISTANT CERAMIC HOLDER | 1 | UNIT | 259 | N/A | ATOMİKA TEKNİK CİHAZLAR İNŞAAT TİCARET LİMİTED ŞİRKETİ |
| 3/13/2024 | 690210001012 | FIRE RESISTANT BRICK-A | 20737 | KILOGRAM | 29739 | N/A | KAVÇİM ÇİMENTO SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/20/2024 | 690320900000 | FIRE RESISTANT CERA-MICK ITEM | 42 | UNIT | 5785 | N/A | VESUVİUS İSTANBUL REFRAKTER SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/1/2024 | 690390909019 | FIRE RESISTANT CERA-MIC ELBOW PIPE | 13 | SET | 6929 | N/A | BÜRKE İÇ VE DIŞ TİCARET LİMİTED ŞİRKETİ |
| 3/21/2018 | 690912000000 | ABRASION-RESISTANT ALUMINIA BALL (13 CONTAINERS) ** ABRASION-RESISTANT ALUMINIA BRICK (3 CONTAINERS)
| 25000 | Kilogram | 32504.6 | N/A | HCC MADEN MAK.ARITMAENERJI NAKL.SAN.TIC.LTD.STI. |
| 3/5/2024 | 690320900000 | FIRE RESISTANT CERA-MICK ITEM | 2072 | UNIT | 16796 | N/A | VESUVİUS İSTANBUL REFRAKTER SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/26/2018 | 690390100000 | CASTING POTS OF FIRE RESISTANT CERAMIC.
| 5 | Units | 6364.95 | N/A | FEDERAL MOGUL POWERTRAIN OTOMOTIV ANONIM SIRKETI |
| 3/4/2024 | 690320900000 | OTHER FIRE-RESISTANT CERAMIC ARTICLES CONTAINING 45% OR MORE BY WEIGHT OF ALUMIN (AL2O3) | 36 | UNIT | 522 | N/A | SHEFFIELD REFRAKTER SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/13/2018 | 690320900000 | OTHER CERAMIC ITEM RESISTANT TO FIRE
| 149 | Units | 13577.77 | N/A | KROMAN ÇELIKSAN AS |
| 3/1/2024 | 690320900000 | FIRE RESISTANT ITEMS- | 30 | UNIT | 15688 | N/A | VESUVİUS İSTANBUL REFRAKTER SANAYİ VE TİCARET ANONİM ŞİRKETİ |