Overview:        In the rubber hose industry, there are some troubles bothering them for a very long time. That are the metal will push the rubber and the rough edges. In order to improve the quality of high-pressure hose, manufacturers usually use compressor or carbon dioxide ice to solve these problems, but the cost would be very high.        This product is used by many manufacturers and had proved that the device has features of low running cost, energy saving,stable and reliable, adjustable temperature, simple operation and high degree of automation. It helps them to improve a lot on their products’ quality. Our company could design the products according to customers demand to save the cost of the equipment.     Product Features:   ①    Equipped with independent automatic control system, users just need to open the liquid nitrogen container valve, then it can be fully automatically working. It is very easy to operate; ②    Unique patented technology to ensure the freezer temperature uniformity inside; ③    Using special production process, the quality is better than similar foreign equipment, but the price is one-third of it; ④    The running cost is one third of the compressor cost; ⑤    Using liquid nitrogen as refrigerator. The device has no noise, no pollution and fully green; ⑥    Minimal maintenance and running cost; ⑦    Unique technology, rubber hose will not frost in the freezing process; no liquid nitrogen leaking; the rubber hose will be embrittled.