As a supplier of T400 fabric, I am often asked how T400 fabric compares to polyester fabric. In this blog post, I will delve into the characteristics, advantages, and applications of both T400 and polyester fabrics to provide a comprehensive comparison. T400 Fabric

Composition and Structure
Polyester is a synthetic fiber made from petrochemicals. It is known for its durability, wrinkle – resistance, and quick – drying properties. The basic chemical structure of polyester consists of long chains of polymers, which give it a relatively rigid molecular structure.
T400 fabric, on the other hand, is a composite fabric. It is typically a blend of polyester and elastane (spandex). The T400 fiber is a special type of polyester – based fiber with a unique structure that combines the strength of polyester and the elasticity of elastane. This blend allows T400 fabric to have a more complex and versatile molecular structure compared to pure polyester.
Physical Properties
Stretch and Recovery
One of the most significant differences between T400 and polyester fabric is their stretch and recovery properties. Polyester fabric has very limited stretch. It can withstand some minor stretching during normal wear, but it does not have the ability to stretch significantly and then return to its original shape.
T400 fabric, due to the presence of elastane, has excellent stretchability. It can stretch up to a certain percentage (usually around 20 – 30% depending on the blend ratio) and then recover its original shape quickly. This makes T400 fabric ideal for applications where flexibility and comfort are required, such as sportswear and form – fitting clothing.
Softness and Hand Feel
Polyester fabric often has a relatively stiff and smooth hand feel. While it can be made to feel softer through various finishing processes, it still generally lacks the softness of some natural fibers or blended fabrics.
T400 fabric, with its blend of polyester and elastane, offers a softer and more comfortable hand feel. The elastane component gives the fabric a more supple texture, making it more pleasant to touch and wear.
Breathability
Breathability is an important factor in fabric selection, especially for clothing. Polyester fabric has relatively poor breathability. Its dense molecular structure restricts the movement of air and moisture, which can lead to a feeling of discomfort, especially in hot and humid conditions.
T400 fabric, although also based on polyester, has improved breathability. The blend with elastane allows for a more porous structure, which facilitates better air circulation and moisture wicking. This makes T400 fabric more suitable for active wear and clothing that needs to keep the body dry.
Durability and Maintenance
Abrasion Resistance
Both T400 and polyester fabrics are known for their good abrasion resistance. Polyester, with its strong molecular chains, can withstand a certain amount of friction and wear. T400 fabric, with the addition of elastane, also has good abrasion resistance, but the elastane component may be more susceptible to damage from excessive friction over time. However, overall, both fabrics are durable enough for most everyday uses.
Washing and Care
Polyester fabric is relatively easy to care for. It can be machine – washed and dried without much worry about shrinkage or damage. It also dries quickly, which is convenient for daily use.
T400 fabric also has similar washing and care requirements. However, due to the presence of elastane, it is recommended to wash it in a gentle cycle and avoid using high – heat drying methods to prevent damage to the elastane fibers.
Applications
Polyester Fabric
Polyester fabric is widely used in a variety of industries. In the textile industry, it is commonly used for making clothing such as shirts, dresses, and suits. It is also used in home textiles, such as curtains, bedding, and upholstery. In addition, polyester is used in technical applications, such as in the production of ropes, sails, and industrial fabrics, due to its strength and durability.
T400 Fabric
T400 fabric is mainly used in the fashion and sportswear industries. Its stretch and recovery properties make it perfect for making activewear, such as yoga pants, running shorts, and cycling jerseys. It is also used in the production of form – fitting clothing, such as bodycon dresses and skinny jeans, as it can provide a comfortable and flattering fit.
Environmental Impact
Polyester is made from petrochemicals, which are non – renewable resources. The production of polyester also involves high energy consumption and the release of pollutants. However, there are now some sustainable polyester options available, such as recycled polyester, which can reduce the environmental impact.
T400 fabric, being a blend of polyester and elastane, also has environmental concerns related to the production of its components. However, like polyester, there are efforts to develop more sustainable versions of T400 fabric, such as using recycled materials in the blend.
Cost
In general, polyester fabric is relatively inexpensive compared to T400 fabric. The production process of polyester is well – established and mass – produced, which keeps the cost down. T400 fabric, due to the addition of elastane and its more complex production process, is usually more expensive. However, the added value in terms of stretch, comfort, and performance may justify the higher cost for certain applications.
Conclusion

In conclusion, while both T400 and polyester fabrics have their own advantages and disadvantages. Polyester fabric is a cost – effective and durable option suitable for a wide range of applications. T400 fabric, on the other hand, offers superior stretch, comfort, and breathability, making it ideal for applications where flexibility and performance are crucial.
Twill Fabric If you are interested in learning more about T400 fabric or are considering purchasing it for your business, I encourage you to contact me for a detailed discussion. We can explore how T400 fabric can meet your specific needs and requirements.
References
- Textile Institute. "Handbook of Textile Fibres: Man – Made Fibres." Woodhead Publishing, 2016.
- ASTM International. "Standard Test Methods for Physical Testing of Textiles." ASTM, 2021.
Huzhou Zicai Textile Co., Ltd
We’re professional t400 fabric manufacturers and suppliers in China, specialized in providing high quality custom service. We warmly welcome you to wholesale high-grade t400 fabric for sale here from our factory.
Address: Room 103-105,1st floor, Building 2,No.2899 Dongliang Road,Wuxing district ,Zhili Town,Huzhou City,Zhejiang Province,China
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