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Pneumatic lifting rod soft air pipe for gas transmission

Time:2021-08-02 View:

Soft air pipe, also known as soft hose. It is mainly used as a kind of hose for software connection of equipment in various industries, which can transport gas, liquid and other fluids; It has the characteristics of flexible pitch, good elasticity, corrosion resistance and so on.
 
Introduction
Soft air pipe has the characteristics of excellent bendability and can work in complex and harsh industrial working environment. Soft air pipe from design, material selection to production, transportation, even the final storage has strict specifications and standards.
Soft air pipe has a wide range of sizes, a wide range of pressure and temperature, and high chemical resistance. Nowadays, the application field of soft air pipe covers various industrial production, manufacturing and circulation fields, and is widely used in petroleum, chemical industry, ship, dock, tanker, agriculture, food, beverage, medicine and other industries, and hot and cold water, steam, ventilation, cooling, fire fighting, hydraulic and other aspects.
Common classification
 
By material
In order to adapt to the physical and chemical conditions of various industries, soft air pipes usually have very strict implementation standards on chemical raw materials and processes of internal and external colloids, and are classified according to materials, common soft air pipes mainly have the following types.
Industrial threading soft air pipe:
It is mainly made of stainless steel, copper and other metal materials with an outer diameter of 5mm-25mm. It is divided into two structures: single buckle and double buckle, which are mainly used for sensing circuit protection.
PVC soft air pipe
It has the advantages of chemical corrosion resistance, light weight, anti-dyeing, anti-flatulence and so on, but its disadvantage is that it is easy to age.
PUR polyurethane soft air pipe
Chemical corrosion resistance, light weight and good wear resistance.
NR natural rubber soft air pipe
It has elasticity, frost resistance, abrasion resistance, tear resistance, dilution resistance, acid resistance, low temperature resistance to water and alcohol, and its disadvantage is weak chemical resistance.
SBR oil-filled styrene-butadiene rubber soft air pipe
Air-resistant compounds, industrial water resistance, ethylene glycol resistance, etc., the disadvantage is weak chemical resistance.
 
According to working conditions
According to the working conditions, it can be roughly divided into nine categories.
Water delivery soft air pipe
It is used for irrigation, gardening, construction, fire fighting, equipment and tanker car cleaning, agricultural fertilizer, manure, industrial sewage drainage, etc. PVC and EPDM are the most internal rubber materials.
Hot water and steam soft air pipe
It is used for cooling water of refrigeration equipment, engine cold and hot water, food processing, especially milk products plant hot water and saturated steam. EPDM is the majority of internal glue materials.
Soft air pipe for drinks and food
It is used in non-lipid aspects such as milk, carbonate, orange juice, beer, animal and vegetable oil, drinking water, etc. NR or synthetic rubber is the majority of internal rubber materials. Standard certifications such as food grade FDA, DVGWA, KTW, or CE are usually required.
Air soft air pipe
Used in compressor, pneumatic device, mining, construction and other aspects. The majority of internal glue materials are NBR, PVC composite, PU and SBR. Generally, there are strict requirements on applicable pressure.
Welded soft air pipe
Used for gas welding, cutting, etc. The internal glue material is mostly NBR or synthetic rubber, and the external glue is usually made into red, blue, yellow and other colors to show special gas.
Ventilation soft air pipe
It is used for hot gas, dust mist, smoke dust, chemical gas emission, etc. Glue are mostly thermoplastic materials and PVC. Usually the tube body has a retractable design.
Material suction and delivery soft air pipe
It is used for liquid transportation of solid particles such as gas, fog, powder, particles, fiber, gravel, cement, chemical fertilizer, coal dust, Quicksand, concrete, gypsum, etc. The majority of internal glue materials are NR, NBR, SBR and PU. Generally, the external adhesive has high wear resistance.
Soft oil pipeline
Used in fuel, diesel, kerosene, petroleum and other aspects. The majority of internal glue materials are NBR, PVC composite and SBR. Usually there is conductive steel wire between the inner and outer glue to prevent Mars.
Chemical soft air pipe
Used in acid, chemical solution, etc. EPDM is the majority of internal glue materials. Usually, such materials and design schemes need to be customized.
Soft air pipe features
1. Flexible pitch.
2. It has good flexibility, no obstruction and stiffness.
3. Light weight and good caliber consistency.
4. Softness, repetition curve, good flexibility.
5. Good corrosion resistance and high temperature resistance.
6. Anti-mouse bite, good wear resistance, prevent internal wires from being worn.
7. Strong bending resistance, tensile resistance and lateral pressure resistance.
8. Soft and smooth, easy to thread installation and positioning.