Customized is Avilable for air shaft.
Air shaft / Differential shaft
Air shaft is a special shaft for winding and unwinding. The shaft is created by the keys on the surface, which will be expand when the high-pressure gas filled in the shaft. Air shaft is easy to operate, the user only have the air supply with the air pressure controlled within 6-8kg/cm2. Just aired the shaft through the air valve and when user want to lock the web. Just push the core activities of the air valve to deflate, the keys will revert to its original appearance, then web can be removed easily.
Air shaft include key type (steel-made or ally-made) and lath type.
Air shaft is widely used for winding, rewinding and slitting machines. It is widely used in printing, packaging, plastics, paper, glass, pharmaceuticals, electronic battery, textile machine and industry.
Ruian Chuangbo Machinery Co., Ltd. formerly named Ruian Feiya Electromechanical Equipment Co., Ltd. established in 1995, is located in Nanbin Street Industrial Zone, Ruian City, Zhejiang Province, PRC.
The company is specialized in manufacturing of machinery parts, and has been granted with independent import and export rights. Our products widely used in printing, packaging, plastics, pharmaceuticals, textiles machinery and industries.
The company implements ISO9001 standards and striving for excellence to ensure the product as leading ranks for domestic and international markets. The products sold to allover the country and export to more than thirty countries and regions, such as: Germany, the United States, Israel, Russia, Spain, Portugal, Canada, India, the United Arab Emirates, Pakistan and so on.
| Specfication | Dia before aired | Dia after aired | suitable core |
| 1" | Ø24 | Ø27~Ø28 | Ø25 |
| 1.5" | Ø36 | Ø40~Ø42 | Ø38 |
| 2" | Ø49 | Ø52~Ø54 | Ø51 |
| 3" | Ø74 | Ø76~Ø82 | Ø76 |
| 4" | Ø99 | Ø104~Ø106 | Ø101 |
| 5" | Ø125 | Ø130~Ø133 | Ø127 |
| 6" | Ø150 | Ø154~Ø156 | Ø152 |
| 8" | Ø200 | Ø203~Ø210 | Ø203 |
| 10" | Ø250 | Ø260~Ø264 | Ø254 |
| 12" | Ø300 | Ø308~Ø310 | Ø305 |
Ruian Chuangbo Machinery Co., Ltd. It was founded in 1995, and is located in the coastal city of southen Zhengjiang_Ruian.
Our company is specializing in producing printing machinery accessories:
Printing Rollers: Aluminum guide roller, chrome steel roller, aluminum reculate pattern roller, rubber roller;
Flatulence Axes: Slip-style inflatable axis, slab-style inflatable inflatable shaft, inflatable-strip key shaft;
Fans: Centrifugal fan, axial-flow fan;
Torque Motor: Torque motor controller, manual tension controller, electrical ink pump;
Other Printing Accessories: Magnetic powder clutch, magnetic powder brake, pneumatic diaphragm pump, pneumatic diaphragm pump, permanent magnent motor etc.
Our company has powerful technical strength, advanced technology, introducing foreign advanced production equipment and detection means. Our products have passed the China National Mandatory Certification(referred to CCC certification), which is issued by China Quality Certification Center.
