Barrier rod heat exchanger has high heat transfer efficiency

The two diverter rod heat exchanger tubes manufactured by Bohai Petrochemical Manufacturing Co., Ltd. have been professionally tested to meet regulatory requirements and officially shipped to users. Compared with the traditional baffle heat exchanger, the heat exchanger has the advantages of small tube bundle vibration, significantly reduced shell-side pressure drop, high overall heat transfer efficiency, and low fouling rate.
The company boldly implemented technological innovations and process improvements and mastered the production technology of the bundle of rod-type heat exchanger tubes. While ensuring the quality, the company also improved the appearance of the heat exchanger tube bundle.

Self Recovery High Speed Door

Auto Recovery Rapid Door

Zippered Quick door Features

Open: 1.2-2.0m/Sec

High airtight energy efficient : Zipper patented technology and curtain rail technology combines high seal ability for maximum energy efficiency

Self-healing maintenance cost savings :When the door by the impact and dislocation occurs , repeat mosaic patented technology that is deralling repair system starts automatically , without any manual and automatic reset to its original state force to effectively reduce maintenance time saving cost

High security : Curtain soft and elastic , without any load at the bottom of the door to change , to ensure that the operator in an emergency state in the collision to the door when the operation will not cause harm

Push pull dual hinge system :unmatched safety record and absolute tightness in push pull twin shaft system, loading close dependence and the curtain at the bottom of the traditional fast door to achieve , you can drive dual axis system so that the upper curtain sprocket perfect bite does not depend on the door of its own weight can be achieved fast closing , this patented technology to avoid the hard parts usage of

More than one million times the durability performance : speed doors reduce the use of materials , easy to wear , strong and flexible curtain is very durable , can withstand million of opening and closing operation ,

in the use of some products has reached 500 million times for opening and closing

The soft curtain anti-collision fast door has simple structure design, which is beneficial to stable operation, reduces the frequency of repairing and replacing wearing parts, effectively improves the durability and service life of the equipment, and the curtain can be derailed in the event of an accidental impact, and during the ascent Automatic reset, no need to manually repair and reset the whole process.
Heating devices are included on both sides of the column.
The structural design of this product is characterized by trouble-free operation up to 150,000 times per year. It has the highest practicality and the lowest maintenance cost.


Self Recovery High Speed Door, air shower door, pharmaceutical clean room door

SHENZHEN HONGFA AUTOMATIC DOOR CO., LTD , https://www.hongfafrud.com