08-09-21
Why You've Got Little to No Airflow From One Air Vent Why You've Got Little to No…

So, you turned on your heating and cooling system, and you noticed something strange: one of your rooms isn’t heating or cooling properly.     To your dismay, you noticed that there’s little to no air coming out of the supply air vent opening! You check…

So, you turned on your heating and cooling system, and you noticed…


Gratis
07-09-21
What is microfiber leather? What is microfiber leather?

How to Identify the quality of microfiber leather     1. Check the surface grains. The texture of high quality microfiber is more clear and the surface layer feels really like genuine leather. However, the poor quality microfiber leather texture is rough…

How to Identify the quality of microfiber leather     1. Check the…


Gratis
07-09-21
An Introduction to Textile Processing Auxiliaries An Introduction to Textile…

  Although auxiliaries have been a key component of immersion dyeing processes for many years the precise mode of action of many auxiliaries has not been fully resolved. This part of the paper discusses the various types of auxiliary available and the…

  Although auxiliaries have been a key component of immersion dyeing…


Gratis
07-09-21
What is a Brushless DC Motor and How Does It Work? What is a Brushless DC Motor…

 At present, DC brushless blowers mostly use brushless DC motors, which greatly simplify the structure of brushless DC motors by eliminating the collector ring and brushes for excitation. It not only improves the technical performance of the motor,…

 At present, DC brushless blowers mostly use brushless DC motors,…


Gratis
07-09-21
Designing for Injection Molding Designing for Injection…

Injection molding machines perform a wide range of mechanical movements with differing characteristics. Mold opening is a low-force high-speed movement, and mold closing a high-force low-speed movement. Plasticizing involves high torque and low rotational…

Injection molding machines perform a wide range of mechanical…


Gratis
07-09-21
Selecting Carbon Black for Paints, Coatings and Inks Selecting Carbon Black for…

Adding carbon black (CB) particles to elastomeric polymers is essential to the successful industrial use of rubber in many applications, and the mechanical reinforcing effect of CB in rubber has been studied for nearly 100 years. Despite these many…

Adding carbon black (CB) particles to elastomeric polymers is…


Gratis
07-09-21
How ice cream is made? How ice cream is made?

With longer, warmer days approaching, the sounds of summer are finally here: the drone of lawn mowers, the thwack of leather on willow and the incessant screams of young children demanding ice cream. To be fair though, there are plenty of adults who can’t…

With longer, warmer days approaching, the sounds of summer are finally…


Gratis
07-09-21
Steel, Glass, and Plastic Bottles: What is the best choice? Steel, Glass, and Plastic…

Earlier this year I published a three-part article series titled “What to do with all this plastic?” (Part One, Part Two, and Part Three), which looked at the global problem with plastics accumulating in different areas around the world and innovative…

Earlier this year I published a three-part article series titled “What…


Gratis
07-09-21
Why Should You Use a Proper Wine Glass for Serving Wine? Why Should You Use a Proper…

A large part of enjoying wine lies in savoring its aroma. The wine glass has to gather the wine’s aroma so you can savor it when you drink.     If you use a regular mug and fill it to the brim, all the characteristic vapors of the wine will be gone by…

A large part of enjoying wine lies in savoring its aroma. The wine…


Gratis
07-09-21
Which type of PVC sheet do I need for my application? Which type of PVC sheet do I…

What is PVC (PolyVinyl Chloride)?     Polyvinyl Chloride (PVC or Vinyl) is an economical and versatile thermoplastic polymer widely used in building and construction industry to produce door and window profiles, pipes (drinking and wastewater), wire and…

What is PVC (PolyVinyl Chloride)?     Polyvinyl Chloride (PVC or…


Gratis