Step into the future of packaging with DongShen’s innovatively designed Pre Expander - EPS Foam Packaging Machinery Line. A brainchild of our state-of-the-art manufacturing unit, this range has been exclusively tailored for businesses seeking efficient and flawless packaging solutions. At the heart of this machinery line is the Pre Expander, a breakthrough in expanding expandable polystyrene (EPS) beads. The machine's primary function is to apply steam to the EPS beads, causing them to expand and form a uniform size which is ready to mould into the desired shape. This crucial step in the EPS production process not only determines the quality of the end product but also significantly impacts the overall production efficiency. Our Pre Expander deftly combines advanced technology with a simplified user interface, resulting in a machine that is not only high-performing but also user-friendly. With its exceptional features such as automated steam adjustment, temperature control, and user-friendly operation, the Pre Expander promises precision and consistency in every production run.

Machine features

Factory direct sales EPS foam packing machinery production line main features
1.Machine plates are made of thicker steel plates so it’s long lasting;
2.Machine has efficient vacuum system, vacuum tank and condenser tank separate;
3.Machine use fast hydraulic system, saving mould closing and opening time;
4.Different filling methods are available to avoid filling problem in special products;
5.Machine uses big pipe system, allowing low pressure steaming. 3~4bar steam can work the machine;
6.Machine steam pressure and penetration steaming are controlled by German Pressure manometer and pressure regulators;
7.Components used in the machine are mostly imported and famous branded products, low malfunction;
8.Machine with lifting legs, so client only need to make a simple working platform for workers.

Item		Unit	FAV1200E	FAV1400E	FAV1600E	FAV1750E	FAV2200E
Mould Dimension		mm	1200*1000	1400*1200	1600*1350	1750*1450	2200*1650
Max Product Dimension		mm	1000*800*400	1200*1000*400	1400*1150*400	1550*1250*400	2050*1400*400mm
Stroke		mm	150~1500	150~1500	150~1500	150~1500	150~1500
Steam	Entry	Inch	3’’(DN80)	4’’(DN100)	4’’(DN100)	4’’(DN100)	5’’(DN125)
	Consumption	Kg/cycle	4~7	5~9	6~10	6~11	9~11
	Pressure	Mpa	0.4~0.6	0.4~0.6	0.4~0.6	0.4~0.6	0.4~0.6
Cooling Water	Entry	Inch	2.5’’(DN65)	3’’(DN80)	3’’(DN80)	3’’(DN80)	4’’(DN100)
	Consumption	Kg/cycle	25~80	30~90	35~100	35~100	35~100
	Pressure	Mpa	0.3~0.5	0.3~0.5	0.3~0.5	0.3~0.5	0.3~0.5
Compressed Air	Low Pressure Entry	Inch	2’’(DN50)	2.5’’(DN65)	2.5’’(DN65)	2.5’’(DN65)	2.5’’(DN65)
	Low Pressure	Mpa	0.4	0.4	0.4	0.4	0.4
	High Pressure Entry	Inch	1’’(DN25)	1’’(DN25)	1’’(DN25)	1’’(DN25)	1’’(DN25)
	High Pressure	Mpa	0.6~0.8	0.6~0.8	0.6~0.8	0.6~0.8	0.6~0.8
	Consumption	m³/cycle	1.5	1.8	1.9	2	2.5
Drainage		Inch	5’’(DN125)	6’’(DN150)	6’’(DN150)	6’’(DN150)	8’’(DN200)
Capacity15kg/m³		S	60~110	60~120	60~120	60~120	60~120
Connect Load/Power		Kw	9	12.5	14.5	16.5	17.2
Overall Dimension(L*W*H)		mm	4700*2000*4660	4700*2250*4660	4800*2530*4690	5080*2880*4790	5100*2460*5500
Weight		Kg	5500	6000	6500	7000	8200

case

Related video

---

Previous:Automatic EPS vacuum helmet shape molding machine

Next:High efficient EPS icf molding machine with vacuum

---

The entire EPS Foam Packaging Machinery Line is supported by factory-direct sales, ensuring a seamless and cost-effective solution for your business. DongShen takes pride in the level of quality and reliability offered to customers and we ensure this with a comprehensive after-sales service. With our Pre Expander, you are not just investing in a machine, but a promise of quality, innovation, and efficiency. Transform your packaging process with DongShen’s Pre Expander and let your business reach new heights in quality and productivity.