make it safer and easier to operate.Combine withhot seal and cold mount two functions,possessing of transfer and overturn two state. Technology Parameters Model SF-160 SF-320 SF-450 Voltage AC220V±5% AC220V±5% AC220V±5% Power 250W 400W 600W Max Work Width 160mm 320mm 450mm Max Document Thickness 1mm 1mm 1mm Temperature 90-110 90-110 90-110 Machine Size 360×210×105 500×210×105 615×210×110 Weight 9Kg 11Kg 11Kg Warm Uking Time 3-4min 3-4min 3-4min