railcar discharge equipment for frac sand - tur-design.pl
Apr 11, 2017· Frac sand is a durable sand used in hydraulic fracturing. According to Naples, Florida-based PFLPetroleum, the railcar market is showing optimism. Rail shipments are up and 50% of all shippers surveyed indicate that they will be putting in major railcar equipment orders this year, according to PFL. Read More