... density polyethylene(LDPE),high density polyene(HDPE) SJ-60(70)Single-Screw Double Die Film Blowing machinePerformance and CharacteristicsIt is used ... ,textile,daily-use articles and industrial products etc.1.The machine adopts single screw to extrude the material,two die heads to ... ×32006500×3200×3300Weight(T)2.32.5 SJ-60(70)Single-Screw Double Die Film Blowing machine