Datorita unei inalte rezistente la caldura aceste fire asigura o maxima siguranta a cusaturii supuse la forte mecanice si termice, deasemenea se pot folosi ace fine fara probleme
| Tera 80 | No.Tkt.80 | tex 35 | dtex 350(3) | |
| Tera 60 | No.Tkt.60 | tex 50 | dtex 500(3) | |
| Tera 40 | No.Tkt.40 | tex 75 | dtex 750(3) | |
| Tera 30 | No.Tkt.30 | tex 100 | dtex 1000(3) | |
| Tera 20 | No.Tkt.20 | tex 150 | dtex 1500(3) | |
| Tera 15 | No.Tkt.15 | tex 200 | dtex 2000(3) | |
| Tera 10 | No.Tkt.10 | tex 290 | dtex 2900(3) | |
| Tera 8 | No.Tkt.8 | tex 375 | dtex 3750(3) | |
| Tera 5 | No.Tkt.5 | tex 600 | dtex 6000(3) | |
