| 3/5/2018 | 680690000019 | FIRE RESISTANT INSULATION MATERIAL (THERMAL INSULATION MATERIAL) (IN LAYER)
| 324 | Units | 14587.17 | N/A | ÖZMAK GEMI MAK.SAN.TIC.LTD.STI. |
| 3/26/2024 | 681591000019 | FIRE RESISTANT BRICK (MAGNESITE FIRE BRICK) (26 PALLETS / 2.100 PIECES) | 2100 | UNIT | 45538 | N/A | YAZICI DEMİR ÇELİK SANAYİ VE TURİZM TİCARET ANONİM ŞİRKETİ |
| 3/15/2024 | 680690000019 | HIGH PERFORMANCE STOPPER FOR INDUSTRIAL FEATURES, RESISTANT TO 1260 C TEMPERATURE | 3000 | UNIT | 3511 | N/A | DAS METALÜRJİ MAKİNE SANAYİ VE TİCARET LİMİTED ŞİRKETİ |
| 3/12/2024 | 681591000019 | FIRE RESISTANT MATERIAL CONTAINING MAGNESITE/ | 51758 | KILOGRAM | 45152 | N/A | KARDEMİR ÇELİK SANAYİ ANONİM ŞİRKETİ |
| 3/15/2024 | 680610000012 | HIGH PERFORMANCE INSULATION PLATES (CERAMIC + FIBER BLANKET) FOR INDUSTRIAL OVENS, RESISTANT TO 1260 C TEMPERATURE (530 ROLL) | 530 | UNIT | 9329 | N/A | DAS METALÜRJİ MAKİNE SANAYİ VE TİCARET LİMİTED ŞİRKETİ |
| 3/4/2024 | 681599000000 | REFRACTORY MATERIAL (FIRE-RESISTANT BRICK/) | 990 | UNIT | 21228 | N/A | HABAŞ SINAİ VE TIBBİ GAZLAR İSTİHSAL ENDÜSTRİSİ ANONİM ŞİRKETİ |
| 3/27/2018 | 681599000000 | FIRE RESISTANT INSULATING MATERIAL USED IN FOUNDRY
| 660 | Units | 8097.83 | N/A | VESUVIUS ISTANBUL REFRAKTER SANAYI VE TIC.A.S. |
| 3/12/2024 | 681019000000 | WATER AND FIRE RESISTANT PLATE | 1080 | UNIT | 17070 | N/A | DİMAK MAKİNE SANAYİ İNŞAAT VE TİCARET LİMİTED ŞİRKETİ |
| 3/18/2018 | 680620900018 | PACKING COATING MATERIAL (TO MAKE IT RESISTANT TO HEAT)
| 1 | Units | 2391.77 | N/A | BURGMANN PACKINGS END.SIZDIRMAZLIK SAN.TIC.LTD.STI. |
| 3/14/2018 | 681599000000 | FIRE RESISTANT INSULATING MATERIAL USED IN FOUNDRY
| 1206 | Units | 12288.69 | N/A | VESUVIUS ISTANBUL REFRAKTER SANAYI VE TIC.A.S. |