โรงงานเครื่องทดสอบความแข็งระดับมืออาชีพผู้จำหน่ายและผลิต

Your swimming pool needs to be well-taken care of, in and out of season. Without proper care, the water can become a breeding ground for illness-causing organisms. A regular maintenance schedule will ensure that the pool remains clear and in good condition all...

Hello koi fish fanatics, enthusiasts, and keepers! Whether you're an old pro breeder or just neophyte, there will be always something new to know about this wonderful fish. Here are some amazing koi facts. Have fun folks!The cultivated and domesticated genre of...

Packaging plays a significant role in all production verticals. Whether it is consumer goods or grocery goods, textile goods or industrial material, all needs to be sealed and packed safely and securely to deliver the goods from one place to another. To...

What is considered hard water and what are the degrees of hardness? Well very hard water would be 10.5 grains per gallon and 180 parts per million and above. But you need to realize that even moderately hard water of 3.5 to 7 grains per gallon and 60-120 parts...

Water softeners are largely used in removing harsh minerals from hard water. The hard water can be hard to work with and it is not as tasty to drink and hence the softeners come in handy. Softened water has greater advantages against hard water and hence the...

Hot stamping foil adhesion is measured in a number of different ways, and there is a lot of misconception about what each test really measures. Take the simple scratch test for example. Is that a definitive adhesion test or simply a measure of the hardness of...

Good pool chemistry should include a good water testing kit and the proper levels of: 1. pool chlorine 2. combined chlorine (chloramines) 3. pH 4. total alkalinity (TA) 5. calcium hardness 6. cyanuric acid (CYA) Swimming pool chlorine is the sanitizer of the...

The Brinell and Rockwell hardness tests can be used to evaluate the hardness of a wide range of metallic materials. When either test is performed accurately to procedure each will produce a reliable hardness rating to compare to other materials. While both the...