When solar power is the only source of electricity, you need to store it so that you can use it later. Lead-acid batteries are inefficient for small solar systems because they are large and expensive. 48-volt solar battery systems are more effective than lead-acid batteries, particularly in locations with a lot of sunlight. They’re also cheaper when used in conjunction with other solar power techn...

The flammability of carpets plays an important decisive role in the flammability of the entire building. Carpets play an important role in the fire of a building, such as the spread of flames, the production of smoke, the generation of toxic gases, and combustion. The lower the flammability of interior textiles, such as carpets, the safer the entire building.The fire safety of flooring depends not...

Hotel carpets in spring always generate a lot of static electricity, and this static electricity will be released when people touch metal objects such as door handles (that is, when they touch metal objects, there will be a popping sound). The generation of this discharge phenomenon will give people a feeling of electric shock. And this kind of electric shock will not only cause certain harm to th...

Lithium ion batteries are the most common type of rechargeable battery used in electronics. They’re also referred to as Li-ion batteries or 18650 batteries, which refers to their size and voltage. To get the most out of your lithium ion battery, it’s important to understand how they work and how you can prolong their life. In this article, we’ll explain everything you need to know about lithium io...

The legislation proposes classifications of the different floor coverings that are used inbuildings. It concerns coverings that are laid from wall to wall, and are fixed in such a way asto form an integral part of the building. It, therefore, does not concern standard carpets, butrolls or large cuts. Carpet Fire RatingThe purpose of the fire classification of carpets is to calculate, in the e...

The materials used in carpets can be broadly divided into natural fibers and chemical fibers. Plant fibers such as cotton and linen and animal fibers such as wool and silk are generally used as natural fibers, but synthetic fibers are chemically made from petroleum, coal, natural gas, etc. There are many types of synthetic fibers, such as nylon, polyester, and acrylic.In order not to fail in choos...

The Axminster carpet originated in England and got its name from the place name. Axminster is based on the oriental carpet knitting method, the mechanical method of cutting the velvet yarn to a specified length first, and the consolidation method of the "u" or "J" shape is buried between the carpet warp layers, and then fixed by the weft yarn, so that the back of the carpet wil...

Among hotels and guest rooms, there are many people who are struggling with commercial carpets that are particularly difficult to remove dirt. If the stain is not removed properly, there is a possibility that it will develop into a complaint, so it must be cleaned thoroughly. To do so, first of all, let's have a solid understanding of the mechanism of carpet stains. This time, we will explain ...

There are many ways to classify commercial carpets and residential carpets, from different manufacturing methods to raw materials, so there are many names with unclear classification boundaries and repeated mixed-use, the following are several commonly used classification methods:1 - Caprtype Types According to The Classification of Manufacturing Methods1. Hand-woven carpet1.1 Twist the carpe...

What is a precision steel tube?The precision pipe is a carbon, alloy, or stainless steel pipe with high precision sizes. Usually, it has been made through hot rolling or cold drawn (cold rolling) processes. So the precision pipe is a kind of seamless pipe.Precision steel tube is used in the construction of large buildings, bridges and other large structures. Therefore, the quality of the steel mus...