F104 Asbestos fiber tape dusted THREAD MADE OF ASBESTOS YARN Loss on ignition :19% 24% 32% 35% max Quality grade: A, AA, AAA, Max.temperature: 350°C 400°C, 450°C. Spec: 1.5mm-- 3.0mm Width :3/4”—20”. Package: carton or plastic bag. Standard length : 30m per rolls or 50m per rolls.