SF-RS
Long Time Materials, Instant Materials
1580< Refractoriness< 1770
Pipe
Custom Refractory Exothermic Riser Sleeves
Iron and Steel Casting
Fluoride-Free
High Feeder Efficiency
Refractory Material
SEFU
Cartons with Pallet
1.1*1.1*0.12
China
6903200000
