News

  • Introduction of Shangair brand compressor

    Shangair Air compressor brand was founded in 1999, Nanjing Shangair is a high-tech enterprise dedicated to technological innovation, providing high-efficiency, energy-saving, stable and durable mid-to-high-end air compressors and new air solutions to customers around the world. Nanjing Shangair h...
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  • Shang Air Factory Direct Supply 30 Bar High Pressure Air Compressor with Air Tank

    Shangair Air Compressor is angular, single-acting, air-cooled reciprocating air compressor. Module-based design is applied. Parts are designed for general purpose. Multi-compressor system can be established to increase compressed air output and meet the requirements of user. NinJing Shangair fo...
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  • Shang Air High Pressure Series, Industrial Series, Oil Free Series Air Compressor

    NanJing Shangair is a high technology enterprise which specializes in researching, developing, manufacyuring and selling of the high quality reciprocating and screw  air compressors with the brand of “shangair”, a registered trademark in China. The inspections by the general machanica...
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  • Shang Air 09WM/ 34SH/ 09SH/ 83SH Series High Pressure Air Compressor

    Shandong Dassaw Import and Export CO., Ltd is a professional trading company integrating R&D, manufacturing and sales. We are mainly engaged in compressor supply, compressor accessories supply, Bottle blowing machine supply and technical service upgrade. Professional service and high quality ...
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  • Good quality China Hygiene Plastic Garbage Bin Dustbin

     Shandong Dassaw Import and Export Co.,Ltd is an enterprise which can develop, design,produce and sell.  We mainly focus on plastic garbage cans, plastic pallets ,plastic pass box and other plastic products. We have many different products with several models for customers’ choices. Our fac...
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  • How often does the compressor change the oil

    As we all know, air compressor oil plays a pivotal role in the operation of air compressor.There are many uses of lubricated oil. 1.Cooling: the air compressor will produce a lot of heat when working, and the oil will play the role of heat dissipation. 2.Lubrication: the oil on the metal surface...
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  • How to Increase the Heat Resistance of Preforms

    In the process of plastic bottle production, the process control of preform is strict.To make  better  quality bottle , it is necessary to increase its heat resistance. Increasing heat resistance mainly focus on the injection cooling time control, reasonable design,strict injection and drawing co...
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  • The air compressor of Shangai Nuclear Power plant — Hongyanhe nuclear power supporting project was delivered successfully

    On August 14, 2019, Under the joint witness of ZVA International Nuclear Engineering Co., Ltd. and Hongyanhe Nuclear Power Plant Project Department, Nanjing Shangair successfully completed the delivery of supporting air compressors for units 5 and 6. Since the winning of the bid in 2017, more t...
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  • Nanjing Shangai won the China Industrial Design Award

    Intelligent symmetric balanced PET bottle blowing compressor designed and developed by Nanjing Shangai is a high performance air compressor product. With its excellent stability and energy saving, it stands out and has won the China Industrial Design Award.In the competition with tens of thousand...
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  • The world is reaching a consensus on the recycling of Pet preform

    The purpose of the PET cycle design specification (standard) is to encourage preform designers, processors, and users of PET bottles to take some of these guidelines into account during the development of new products, thus facilitating the development of the physical cycle of PET. The physical c...
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  • How do we know whether the pet preform is high quality or not?

    First, Judge by Pet preform mouth The end face of pet preform should be smooth, neck screw and crystal is completed,  no preform materials overflow,  no deformation, no damage, no bubble, no oil and dirt inside and outside the pet preform. Second, Judge by Pet preform body High quality pet prefor...
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  • How to Reduce Production Cost via Optimizing Blowing Mold

    Blowing mold is a very important part of plastic bottle blowing molding. How to optimizing blowing mold means a lot to the whole plastic bottle industry. Now, Let’s talk about what we can do to reduce production cost via optimizing blowing mold. First, about materials. Now, the material of ...
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