... Foamed Plate Extrusion Production Line advantage :light material ,airtight, anticorrosion ,aging resistance XPS Heat Insulation Foamed Plate Extrusion Production Line Has a ... pervasion are all lower than those of other board heat preservation materials and they have the characteristic ... 900,1200600,900,1200600,900,1200Length of board ( mm ) 1200,1250,2450,2500 Production capacity (approx.) ( kg/h ) ...