| 3/15/2018 | 690220910019 | HEAT RESISTANT REFRACTORY MATERIAL
| 33 | Units | 8941.21 | N/A | ASSAN ALÜMINYUM SANAYI VE TICARET A.S. |
| 3/12/2018 | 690220910019 | FIRE RESISTANT BRICK (1480 PCS)
| 17283 | Kilogram | 40268.31 | N/A | IZMIR ÇIMENTO FABRIKASI TÜRK ANONIM SIRKETI ÇIMENTAS |
| 3/26/2018 | 690220910019 | HEAT RESISTANT REFRACTORY MATERIAL
| 14 | Units | 5970.92 | N/A | ASSAN ALÜMINYUM SANAYI VE TICARET A.S. |
| 3/13/2018 | 690220910019 | FIRE RESISTANT BRICK
| 65203 | Kilogram | 48497.94 | N/A | EREGLI DEMIR VEÇELIK FAB.T.A.S. |
| 3/20/2018 | 690220910019 | HEAT RESISTANT BOWL
| 1180 | Units | 18494.2 | N/A | DEKORATIF PASLANMAZMETAL IÇ VE DISTIC.LTD.STI. |
| 3/22/2018 | 690220910019 | PLATESETTER * SLAB (HEAT RESISTANT MATERIALS FOR CERAMIC AND PORCELAIN INDUSTRY OVEN)
| 875 | Units | 46660.63 | N/A | KAR PORSELEN SANAYI VE TICARET LIMITED SIRKETI |
| 3/14/2024 | 690220910019 | FIRE RESISTANT BRICK WITH ALUMINA CONTENT/R GCXU5605300 | 39290 | KILOGRAM | 7979 | N/A | KENT ATEŞ TUĞLA REFRAKTER SANAYİ TİCARET ANONİM ŞİRKETİ |
| 3/5/2024 | 690220910019 | FIRE RESISTANT BRICK-A | 1434 | UNIT | 51390 | N/A | OYAK ÇİMENTO FABRİKALARI ANONİM ŞİRKETİ |
| 3/6/2024 | 690220910019 | HEAT RESISTANT STONE | 4660 | UNIT | 66558 | N/A | DEKORATİF PASLANMAZ METAL İÇ VE DIŞ TİCARET LİMİTED ŞİRKETİ |
| 3/20/2024 | 690220910019 | FIRE RESISTANT CERA-MIC ITEM | 250 | UNIT | 3956 | N/A | SERAMİKSAN TURGUTLU SERAMİK SANAYİ VE TİCARET ANONİM ŞİRKETİ |