Classification of umbrella cloth
Classification of umbrella cloth
An umbrella is a tool for covering from the sun or rain or snow. Generally made of oil paper, oilcloth or plastic cloth. The English word Umbrella for umbrella comes from the Latin word Umbra, which means sunshade or shade. Umbrellas are usually made from stretchable fabrics, other materials that serve as frames, and wire. Lift it with your hands when using it. Although the main purpose of the umbrella when it was first invented was to block the sun, it is now often used as a tool to keep out the rain on rainy days. Other uses of umbrellas include as decorations, walking sticks and even weapons.
There are three main types of fabrics used for umbrellas, and the order of cost from low to high is: polyester, PG cloth, nylon, and transparent plastic.
The characteristics of polyester fabric are: the color is brighter. After rubbing the umbrella fabric on your hands, the creases will be obvious and difficult to restore. When the fabric is rubbed, you will feel resistance, and there will be a rustling sound when rubbing. Coating a layer of silver glue on the polyester is what we usually call a silver glue umbrella. The silver glue cloth has a relatively good UV protection function, but after a long time of use, the silver glue can easily detach from the folded areas. Coating a layer of silvery powder on polyester is what we usually call a pearlescent cloth umbrella. The color of pearlescent cloth is relatively bright and popular among women, but the effect of protecting against solar ultraviolet rays is not ideal.
1. Pongee:
It is a kind of man-made fiber with a soft texture. The cloth surface is matte and not easy to reflect light. It is like the fabric of clothing. It has an excellent hand feel and is like cloth made of natural materials (such as cotton). It also has good resistance to cold shrinkage and thermal expansion. Therefore, it is widely used and can be used as a straight or folded umbrella.
2. Polyester: Invented in the UK in 1940, it is a man-made fiber made of plastic. The texture is hard and the fabric surface is highly reflective. You can add silver base oil to the bottom layer to enhance the shading. The price is relatively affordable and it is suitable for straight or folded umbrellas.
3. Nylon cloth (Nylon): Invented in 1930, it is a man-made fiber made of petroleum by-products. The cloth is lighter in texture, soft to the touch, reflective on the surface, and has average cold shrinkage and heat expansion capabilities. It is also widely used in umbrellas. It is more expensive than polyester and Pengzhi cloth, and is suitable for straight or folded umbrellas.
4. Oxford Fabric:
Oxford cloth is usually used on outdoor sun umbrellas. The cloth is thicker and the thickness of 210T is generally used as the umbrella cloth for outdoor sun umbrellas.
5. Satin Umbrella Fabric:
A kind of soft texture, soft and smooth fabric, widely used on clothes. It is made by applying a waterproof layer on the umbrella surface
6. PVC: The full name is Polyvinylchloride (PVC)
A transparent plastic material. It is the only material that can create a transparent effect. Since the umbrella surface is easy to stick to each other, powder is added to reduce mutual sticking. The texture is hard and is more suitable for use on straight surfaces. On the umbrella, the price is reasonable.
7. T/C cotton: mixed with cotton (CottonFabric)
Fabrics made of Polyester Fabric are softer to the touch and heavier and thicker than Polyester Fabric. They are only suitable for use on umbrellas and are more expensive
8. EVA:
An opaque plastic material with a softer texture than PVC. The umbrella surfaces will not stick to each other. It is more suitable for use on straight umbrellas. The price is a bit higher than PVC.
9. PearlFabric:
It is a polyester fabric with reflective effect. The umbrella surface has a little reflective particles. It is bright and eye-catching under sufficient light. It is generally used on women’s umbrellas and is suitable for straight or folded umbrellas.
10. PG cloth
PG cloth is also called impact cloth. High-density impact cloth is a new type of fabric. PG has the following characteristics: matte color and dark color. The fabric feels like cotton and has good light blocking properties. The cost of PG cloth is relatively high, but its UV protection function, quality stability, and color grade are ideal. It is a better umbrella cloth. Generally, PG cloth is only used in high-end umbrellas. In the umbrella.
11. Nylon
Nylon cloth is also a high-end variety of umbrella fabrics. This kind of rain cloth is bright in color and feels like silk when touched in the hand. When rubbed back and forth with the hand, the resistance is very small. However, this kind of cloth has a weakness. It is greatly affected by air humidity, and the umbrella cloth shrinks seriously, sometimes even affecting the normal opening and closing of the umbrella surface. Therefore, there are not many commonly used umbrella fabrics.
12. Transparent plastic
The transparent umbrellas that have become popular in recent years have umbrellas made of POE or PVC plastic fabrics, and some have various patterns and colors.
13. Vinyl layered fabric
Compared with other umbrella fabrics, vinyl layered fabrics have the following advantages: 1. Not easy to age. Silver vinyl fabrics can easily cause the coating to age and fall off after long-term use; 2. Cooling, parasols made of vinyl layered fabrics will not be exposed to the sun. It can effectively lower the temperature by 3-5℃; 3. Super UV protection. The actual UV protection performance of parasols on the market is also different due to different black glue coating processes or fabric quality. The more convenient test method is: use your mobile phone For a flashlight, use a parasol fabric close to the flashlight in dark situations to see if there is light leakage.
Commonly used umbrella ribs mainly include steel channels, steel wires, painted steel channels, aluminum alloys, fiberglass, etc.
Umbrella rib types: ordinary ribs, windproof ribs, double ribs
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