This series heat shrink packing machine adopts stainless steel heater, electronic stepless speed regulation, automatic temperature system, solid relay control, stable and reliable, low noise and long duration. The packed products can be sealed well, prevented from damping and knocks. It is suitable for tight wrapping packaging of many-pieces articles and tray packaging. It is widely used in foodstuff, pharmaceutical, book, cassette, video tape industries. Features: 1. works with all type of shrink film. 2. temperature compensating solid state controllers. 3. belt conveyor with variable speed and adjustable. 4. top, bottom and side heating. 5. quick change seal wirewith tension assembly. 6. magnetic hold-down(L-sealer). 7. high velocity turbo-tunnel. 8. combination unit-system runs on one circuit. Main specification(shrink packer): model: BSD3520A/BSD4020A/BSD4025A/BSD4525A power supply: 110, 220-240, one phase/220, 380-415v, three phase heater power: 8kw/10kw/13kw/16kw, adjustable conveyer speed: 0-15m/min tunnel size: 80x35x20cm/100x40x20/100x40x25/100x45x25cm produce size: 30x16cm/35x16cm/35x21cm/40x21cm conveyor loading capacity: max 15kg/25kg/25kg/25kg machine size: 150x61x132/125x66x132/125x66x137/125x71x137cm machine weight: about 80kg/90kg/100kg/120kg Shrink film: POF, PVC, PP Main specification(L-sealer): Model: FQL-400A/FQL-450A power supply: 110, 220-240/50-60Hz, one phase heater power: 1. 5kw/2. 0kw adjustable speed: 0-15m/min seal size: 55x40cm/55x45cm produce size: L50 x W38cm / L50 x W42cm converyor loading: 25kg machine size: 140x62x100cm/140x67x100cm machine weight: App. 95kg App. 110kg suitable shrink film: POF, PVC, PP, PE