Question 51 (Textile Engineering & Fibre Science)
Determine the correctness or otherwise of the following Assertion [a] and the Reason [r]
Assertion: Jet dyeing machines yield level dyeing in short dyeing time.
Reason: Jet dyeing machines use pressure jets to force dye into the fibre.
| (A) | Both [a] and [r] are true, and [r] is the correct reason for [a] |
| (B) | Both [a] and [r] are true, but [r] is not the correct reason for [a] |
| (C) | Both [a] and [r] are false |
| (D) | [a] is true but [r] is false |
Answer / Solution
Frequently Asked Questions | FAQs
What is a jet dyeing machine?
A jet dyeing machine is a type of dyeing machine used in the textile industry to dye fabrics, yarns, or fibers. It is called a “jet” dyeing machine because it uses a jet of high-pressure water to force the dye liquor through the textile material, providing uniform and efficient dyeing.
The jet dyeing machine consists of a large, cylindrical vessel that holds the textile material and dye liquor. The material is loaded onto a perforated cylindrical reel that rotates inside the dyeing vessel. High-pressure water jets are then used to force the dye liquor through the material, providing uniform and efficient dyeing.
The jet dyeing machine is known for its efficiency and flexibility in handling different types of fabrics and yarns, and for its ability to handle large volumes of material in a single dyeing cycle. It is widely used in the textile industry for dyeing a variety of fabrics, including cotton, polyester, nylon, and other synthetic materials.
Jet dyeing machines also have the advantage of being able to perform a range of dyeing processes, including continuous dyeing, batch dyeing, and low liquor ratio dyeing. This allows for greater flexibility in production and greater control over the dyeing process, resulting in higher quality and more consistent dyeing results.