• DL-400 Refrigeration Capacity Recycable Coolers

DL-400 Refrigeration Capacity Recycable Coolers

Especially for small Rotary Evaporator with professional design and delicate figure which can effectively save space. It can be used on worktable or ground.

Product Details

Quick Details

Description

DL-400 Refrigeration Capacity Recycable Coolers
 

The Introduction:

Especially for small Rotary Evaporator with professional design and delicate figure which can effectively save space. It can be used on worktable or ground.

 

The Characteristics:

● Circulating joint nozzle can rotate all round.Easy to connect with various system.

● All parts connecting with secondary refrigerant adopt stainless steel (SUS standard) and macromolecule anti-rot substance.

● Compressors of international famous brand with high reliability and can work for a long time.

● Combine with Rotary Evaporator and Vacuum Pump to form a complete small experimental 

Performance Curve:

Total system:

DL-400 / 500ml-2L rotary evaporator(R-1001-VN) / Diaphragm vacuum pump

DL-400 / 500ml-2L rotary evaporator(R-1001-VN) / Water circulating vacuum pump(SHB-III)

 

Company Profile

  Founded in 1988, Zhengzhou Greatwall Scientific Industrial and Trade Co, Ltd. (formerly known as Zhengzhou Greatwall Instrument Plant) is a technological innovation-based enterprise integrating research, development, manufacturing and operation. So far, our products have been sold all over Asia, Europe and America, and covered most of laboratories in China. Zhengzhou Greatwall brand has become one of the most popular and trustworthy brands.

  In the tenet of “Technical Innovation, Social Service”, our company actively researches and develops new products, and is devoted to education and science. Through long-term R&D and constant technical accumulation, we have had more than 80 technical patents related to vacuum and refrigeration experimental equipment, providing excellent devices for scientific research and industrial application in the fields of chemicals, chemical industry, biology, pharmaceuticals, polymer engineering, batteries, electronics, steel, petroleum, machinery, new materials, etc.

  Our products include water circulating multi-purpose vacuum pump, diaphragm vacuum pump, low-temperature coolant recirculation pump, recirculation cooler, low-temperature (constant temperature) stirring reaction bath, airtight refrigeration and heating circulation device, pilot plant test low-temperature refrigeration experiment, airtight high-temperature circulator, rotary evaporator, glass reaction kettle, heat-collecting constant temperature magnetic stirring bath and other scientific experimental instruments and industrial support equipment which fall into more than ten series and more than one hundred models. Vacuum series and refrigeration constant temperature series are our symbolic products which have taken the lead in the industry for a long term and have exclusive technologies in the fields of low temperature and copious cooling. Our products have won the bidding in World Bank Education Project, Normal Education Development Project, etc., receiving wide trust of the society.

  Our company has formed a multilevel cooperative relationship with domestic colleges and universities as well as scientific research institutions, and established a postgraduate teaching base and an undergraduate practice base, with professors, senior engineers and doctors in related areas participating in our research and development.

  Our company is the first one who has passed ISO9001 Quality Management System certification in the same industry of China. Our brand has won the title of “Henan Famous Trademark”. Our company has been recognized as “Henan High-tech Enterprise” by Henan Provincial Science and Technology Agency, won the title of “Contract-honoring & Promise-keeping Enterprise” for ten consecutive years, been awarded “Quality Key Tracking Enterprise” by Henan Technical Supervision Bureau, “Product Quality Trustworthy Unit” by Henan Product Quality Supervision and Inspection Institute, “China Promise-keeping, Contract-honoring & Quality-valuing Model Enterprise” by China Market Monitoring Center, as well as “Quality & Measurement Trustworthy Unit” by Zhengzhou Technical Supervision Bureau, won the start-up support of “The First Batch of 2011 MOST SME Technological Innovation Fund Project”, and been rated as “Municipal Enterprise Technology Center” by Zhengzhou City.

  In the principle of “Contract-honoring & Promise-keeping”, our company will sincerely provide service for the development of education, science and industry by virtue of high quality, high-performance products and perfect after-sales service.

 

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