National Medium Temperature Coal Tar Pitch Black Granule With Softening Point

National Medium Temperature Coal Tar Pitch Black Granule With Softening Point

Chemical Properties : Item Unit Range Softening Point centigrate 85-90 Ash Content % ≤ 0.3 Toluene Insoluble (T.I) % 26-32 Quinoline Insoluble (Q.I) % 6-12 Coking Value % ≥ 50 β-Resin % ≥ 18 Volatile ...