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Showing posts from February, 2023

Discuss the fibre characteristics requirements for ring and rotor spinning technologies.

  Fiber Characteristics Requirements for Spinning Discuss the fibre characteristics requirements for ring and rotor spinning technologies. questionsoftextileblog know textile The characteristics of the fibers used in ring and rotor spinning technologies are crucial for determining the quality and efficiency of the spinning process. Some important fiber characteristics requirements for both ring and rotor spinning technologies are discussed below. Length : Long and uniform fiber length is preferred for both ring and rotor spinning as it helps to minimize fiber breakage and ensures consistent yarn quality. Strength : High fiber strength is important for both ring and rotor spinning as it helps to reduce breakage during spinning and twisting. This results in improved yarn strength and reduces waste. Uniformity : Uniform fiber diameter and strength help to produce consistent yarn quality. Uneven fibers can cause problems in spinning, twisting and winding, and result in weak spots in the ya

What is crimp? How crimp in yarns influences different fabric properties?

  Crimp Effects on Fabric Properties What is crimp? How crimp in yarns influences different fabric properties? questionsoftextileblog know textile Crimp is the waviness or curvature of individual fibers or yarns in a fabric. It is a measure of the amount of bend and curvature that is present in a fiber or yarn.  In textiles, crimp affects the following fabric properties: Tensile Strength : Crimp can improve the tensile strength of a yarn by allowing it to resist stretching more effectively. This is because crimp provides additional cross-sectional area for fibers to interlock and resist forces applied to the yarn. Elasticity : Crimp can also affect the elasticity of a fabric. Yarns with more crimp will generally be more elastic, as they can recover their original shape more easily after being stretched. Drapability : Crimp can also influence the drapability of a fabric. A fabric with a high level of crimp will tend to drape more easily, while a fabric with a low level of crimp will be

Explain the air flow principal and Sheffield type micrinaire instrument used to determine fibre fineness. How to interpret the results obtained from this test?

  Sheffield Type Micronaire Instrument Explain the air flow principal and Sheffield type micrinaire instrument used to determine fibre fineness. How to interpret the results obtained from this test? questionsoftextileblog know textile The air flow principle is a method used to determine the fineness (diameter) of textile fibers. It is based on the measurement of the time taken for a defined volume of air to pass through a fixed length of the fiber material. The fineness of the fiber is proportional to the time taken for the air to pass through the sample. Sheffield type micronaire instrument is an apparatus used to perform air flow measurements on textile fibers. The instrument consists of a measurement chamber, a pressure sensor, a timer, and a flow meter. The sample is placed in the measurement chamber and the time taken for a defined volume of air to pass through the sample is recorded by the timer. The flow meter measures the air flow rate. The results obtained from the Sheffield t

How the bursting strength of fabric is measured using diaphragm bursting strength tester? Describe the factors that affect bursting strength of fabric.

  Measuring Bursting Strength of Fabric How the bursting strength of fabric is measured using diaphragm bursting strength tester?  Describe the factors that affect bursting strength of fabric. questionsoftextileblog know textile The bursting strength of fabric is a measure of the maximum pressure that a fabric can withstand before it ruptures. The bursting strength of a fabric is typically measured using a diaphragm bursting strength tester, which consists of a diaphragm clamped to the fabric and a pressure source that increases the pressure on the diaphragm. The maximum pressure that the fabric can withstand is recorded as the bursting strength. There are several factors that can affect the bursting strength of a fabric, including: Fiber type : The type of fiber used to make the fabric can affect its bursting strength. For example, natural fibers like cotton and wool tend to have lower bursting strengths than synthetic fibers like polyester and nylon. Fabric structure : The structure

Describe in detail, factors that affect the textile properties of samples and results obtained from testing instruments.

Textile Properties & Testing Factors Describe in detail, factors that affect the textile properties of samples and results obtained from testing instruments. questionsoftextileblog know textile Textile properties of samples can be influenced by various factors, including: Fiber type and composition : Different fibers have different properties, such as strength, elasticity, and heat resistance, which affect the overall properties of the textile. Yarn structure : The structure of the yarn, such as its twist, plies, and denier, can impact the texture, strength, and drapability of the textile. Dyeing and finishing processes : The way in which textiles are dyed and finished can affect their appearance, feel, and performance characteristics, such as colorfastness and shrinkage resistance. Fabric construction : The way in which fibers are woven or knitted together, such as the stitch type, stitch count, and fabric weight, can influence the textile's handle, drapability, and durability

How will you evaluate maturity of cotton fibre sample using caustic soda swelling methods?

 Evaluate Cotton Fiber Maturity How will you evaluate the maturity of cotton fiber sample using caustic soda swelling methods? questionsoftextileblog know textile The caustic soda swelling method is a laboratory test used to determine the maturity of cotton fiber samples. The test measures the ability of the fiber to absorb and retain a solution of caustic soda, which is an alkaline substance. The results of the test are used to determine the degree of maturity and quality of the fiber, as well as to identify potential processing issues that may affect the performance of the fiber during spinning and weaving. To perform the caustic soda swelling method, the following steps are followed: Preparation of the sample : The cotton fiber sample is cleaned and prepared for testing by removing any impurities and ensuring that it is free of contaminants. Weighing of the sample : A sample of cotton fiber is weighed to determine the weight of the fiber that will be used for the test. Preparation o

What are the factors that affect fabric spreading?

 Factors Affecting Fabric Spreading What are the factors that affect fabric spreading? questionsoftextileblog know textile The factors that affect fabric spreading are: Fabric weight Fabric stiffness Yarn count and construction Fabric finish and treatment Machine type and design Roll width and diameter Tension and pressure control Temperature and humidity Production speed. More details on What are the factors that effect fabric spreading? The factors that affect fabric spreading include: Fabric weight : Heavier fabrics tend to spread less evenly than lighter fabrics. This is due to their increased resistance to movement, which can result in uneven spreading. Fabric stiffness : Stiffer fabrics have a harder time spreading evenly compared to fabrics that have a softer drape. The stiffness of the fabric can impact its ability to conform to the rollers and distribute evenly. Yarn count and construction : The size and arrangement of the yarns in the fabric can impact its spreading character