Brand: high ,medium temperature
Model: 国标
Price: CNY 1 / d
Min. Order: 100 d
Coal tar pitch (high ,medium temperature
Coal tar pitch
Coal tar pitch (high ,medium temperature)
related properties of Medium temperature coal tar pitch
parameters Units First class Second class
Softening point (ring-ball) ℃ 80~90 75~95
TI( toluene insolubles) % 15~25 ≤25
QI( quinoline insolubles) % 6~10 6~15
B- resin % no less than - -
Coking value % no less than - -
dust % no more than 0.3 0.3
moisture % no more than 5 5
Related properties of Modified coaltar pitch
Parameters units Fiest class Second class
Softening point(ring-ball) ℃ 100~115 100~120
TI( toluene insolubles) % 28~34 >26
QI( quinoline insolubles) % 8~14 6~15
B- resin % no less than 18 16
Coking value % no less than 54 50
Dust % no more than 0.3 0.3
moisture % no more than 5 5