| 3/15/2018 | 680610000000 | SPUN CERAMIC FIBER BLANKET WITH TWO SIDES NEEDLED - CERAMIC FIBER PAPER - CERAMIC FIBER BOARD - CERAMIC FIBER BULK [CERAMIC FIBER ISOLATION MATERIAL - TOTAL: 1393 ROLLS + 110 PIECES +1000 KG]
| 16004.23 | Kilogram | 21184.3 | N/A | IZOREF ENDÜSTRIYEL ÜRÜNLER MAK.KIM.SAN.VE DIS.TIC.LT |
| 3/12/2018 | 680610000000 | SPUN CERAMIC FIBER BLANKET WITH TWO SIDES NEEDLED - CERAMIC FIBER PAPER - CERAMIC FIBER BOARD [CERAMIC FIBER INSULATION MATERIAL - TOTAL: 1092 ROLLS + 150 PCS]
| 15931.28 | Kilogram | 23876.46 | N/A | IZOREF ENDÜSTRIYEL ÜRÜNLER MAK.KIM.SAN.VE DIS.TIC.LT |
| 3/1/2018 | 701990001000 | GLASS FIBER INSULATION MATERIAL (CABLE TUBE)
| 27800 | Meter | 3252.76 | N/A | SYNFLEX ELEKTRO IZOLASYON TEKNOLOJILERI ANONIM SIRKETI |
| 3/13/2018 | 701990001000 | GLASS FIBER INSULATION MATERIAL (CABLE TUBE)
| 25400 | Meter | 3980.87 | N/A | SYNFLEX ELEKTRO IZOLASYON TEKNOLOJILERI ANONIM SIRKETI |
| 3/1/2018 | 680690000019 | CERAMIC FIBER INSULATION MATERIAL
| 3000 | Meter Square | 13021.88 | Ambarli Customs | KATSIMTAS IZOLASYON METALURJI VE INSAAT SANAYI DIS TICARET LIMITED SIRKETI |
| 3/4/2018 | 701990001000 | INSULATION MATERIAL FROM GLASS FIBERS (GLASS MACARON)
| 144000 | Meter | 14308.6 | N/A | DOGANAK DOGAN AKYÜZVE ORT.KOLL.STI. |
| 3/13/2018 | 680610000000 | CERAMIC FIBER INSULATION MATERIAL 1860 ROLL
| 1860 | Units | 25068.82 | N/A | KATSIMTAS IZOLASYON METALURJI VE INSAAT SANAYI DIS TICARET LIMITED SIRKETI |
| 3/20/2018 | 900150800000 | "HARD RESIN LENS // OPTIC FIBER AND OPTIC FIBER BUNDLES; OPTICAL FIBER CABLES (EXCEPT THESE IN POSITION 85.44); POLARIZING MATERIALS IN SHEET OR SHEET; LENSES OF ANY SUBSTANCE (INCLUDING CONTACT LENSES), PRISMS, MIRRORS AND OTHER"
| 9040 | Units | 13698.06 | N/A | BISER OPTIK MEDIKAL TURIZM SANAYI VE TICARET LIMITED SIRKETI |
| 3/29/2024 | 680610000012 | ISOLATION MATERIAL USED IN INDUSTRIAL OVENS (CERAMIC FIBER BLANKET STD) | 2120 | UNIT | 36621 | N/A | MEGA REFRAKTER MAKİNE KİMYA SANAYİ VE DIŞ TİCARET LİMİTED ŞİRKETİ |
| 3/29/2024 | 680610000019 | ISOLATION MATERIAL (CERAMIC FIBER BOARD) USED IN INDUSTRIAL OVENS | 352 | UNIT | 9564 | N/A | MEGA REFRAKTER MAKİNE KİMYA SANAYİ VE DIŞ TİCARET LİMİTED ŞİRKETİ |