A pellet press house (No.70 on the Nobel Plan), where the powder was pressed by hydraulic machines into pellets approximately 40mm diameter, 50mm long. Built after 1877 and supplied by hydraulic power from the Pump House (NPRN:405091), the building is described in 1927 as out of use following an explosion. No trace found.

Reference:
Nobel Industries Ltd. (1927) Block Plan of Glyn Neath Black Powder Factory. NMRW

D.J.Percival, 18 October 2006