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How to choose a chemical pump?

When designing equipment, the design institute should determine the purpose and performance of the chemical pump, and select the type of pump. This choice starts with the type and form of the pump, so what principles should be used to choose a pump? On what basis?

What are the key technical points of extruder?

Today, we’d like to introduce the technical points of extruder as follows: 1、In the process of extrusion, the material changes from glass state to molten state. In addition to balancing the heat required for material plasticization and heat supply, so as to make the material complete the ideal plasticization, melt pressing is also a very important control index. Due to the influence of die resistance and compression ratio of each section of screw in the extrusion process, the material itself does not exist at atmospheric pressure. The compression ratio of each section of the screw is basically constant and immutable for different die.

What are the uses of PVC Traffic Cones?

PVC Traffic Cones, also known as conical road signs, conical cylinders, red hats, and obelisks, are a road traffic isolation warning facility.

GNS Intern's Testimonials---Grow Up in Practice, Let Your Dreams Fly

The four interns from Tianjin Bohai Vocational College have been employed for more than 4 months. After a series of study and practice, they have improved to a certain extent in terms of work skills accumulation and personal ideological cognition.

Thailand Import and Export Market 2021

Thailand is the second largest economy among Association of Southeast Asian Nations (ASEAN) countries, with GDP growth of 1.6% in 2021 due to the COVID-19 outbreak.

How Oil Price Fluctuation Impact on PU Materials Prices

Many market participants wondered how the recent wild fluctuations in oil prices would impact prices of polyurethane raw materials.

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