Calculation of Warping Plan

Warping Plan

Warping Plan: The warper gets the required no of ends and the number of beams from the R&D department and then he made the warping plan that how to complete that task whether on one creel or on more no. of creels. Some examples are given below to show the concept of warping plan. Problem: 01 If Weight of Bag: 50 Kg, Total Number of Cone: 24, Count: 7 OE. Then find out the length of yarn in one cone. Solution: Per cone weight = total … [Read more...]

Working Principle of Winch Dyeing Machine

Winch dyeing machine

Winch Dyeing Machine: The winch dyeing machine is the oldest form of piece dyeing machine. It is also called beck dyeing machine. All pre-dyeing treatments such as scouring, bleaching, washing-off and softening process. Winch dyeing machines comes with the lucrative options of low cost design, simplicity in operation and maintenance yet uncompromising features when it comes to versatility. Mostly woollen fabrics are dyed by using Winch Dyeing … [Read more...]

Different Types of Cotton Fabric

Cotton Fabric

Cotton: Cotton is a cellulosic fiber. Cotton today is the most used textile fiber in the world. It is a soft, fluffy staple fiber that grows in a boll, or protective capsule, around the seeds of cotton plants of the genus Gossypium. The fiber is almost pure cellulose. Under natural conditions, the cotton bolls will tend to increase the dispersion of the seeds. Types of Cotton: Within the basic categories of fibres, there are different types … [Read more...]

Different Parts of a Zipper

Parts of a Zipper

Zippers: Zippers are mechanical slide fasteners. A zipper closes a placket when two rows of interlocking elements (teeth, scoops or coils) are drawn together by a slider. Zippers allow garments to expand for dressing & to become smooth & fitted when closed. Parts of a Zipper: The components or parts of a zipper are: Top Tape Extension (The fabric parts of a zipper, that extends beyond the teeth, at the top of the chain.) Top … [Read more...]

Relation Between Moisture Regain and Moisture Content

Moisture Regain

Relation Between Moisture Regain and Moisture Content Abdullah Nur Uddin Rony BTEC, 2nd Batch Facebook: Abdullah Rony       Moisture Regain: Moisture regain is the ratio between the weight of water with the oven dry weight of the material express in percentage. It is expressed by M.R or R Let, Weight of water = W Oven Dry Weight =D Moisture Regains =R So, R= [W/D ]* 100% ....................(1) Moisture … [Read more...]

Different Actions of Carding Machine

Different Actions in Carding

Different Actions of Carding Machine Abdullah Nur Uddin Rony BTEC, 2nd Batch Facebook: Abdullah Rony       Carding Action: If two closed surfaces have opposite wire direction & their speed direction or relative motion is also opposite, then the action between two surfaces is known as carding action. It is the important actions of carding machine. Function of carding action: It is occurred between flat … [Read more...]

Enzyme Desizing Process

Enzyme desizing

Enzymatic Desizing: Enzyme desizing is the most widely practiced method of desizing starch. Enzyme is one kind of bio-catalyst. Its molecular is high but different from chemical catalyst. Enzymes are proteins, the spatial arrangement of which is typical, and occurs through helical segments, folding leaf structures, intramolecular associations, and, particularly, by the targeted incorporation of prolin as an amino acid, which disturbs … [Read more...]

Direct Style of Printing with Disperse Dyes on Polyester

direct style printing.

Direct Style of Printing with Disperse Dyes on Polyester: Polyester, being a hydrophobic material, show no affinity to any dyes. Disperse dyes can be applied on polyester using direct style printing. The main ingredients in the paste are: Thickening Agent Acid resistant thickeners like CMC, modified guar gum can be used. Acid Tartaric/Citric acid or an acid liberating agent can be used to maintain the pH at 4-5. Oxidizing agents and … [Read more...]

Operating Principle of Carding Machine with Sketch

carding machine

Operating Principle of Carding Machine with Sketch Abdullah Nur Uddin Rony BTEC, 2nd Batch Facebook: Abdullah Rony       Carding: Carding may defined as the reduction of an entangled mass of fibres to a filmy web by working between two closely spaced, relatively moving surface clothed with sharp wire points. The carding is the heart of the spinning mill & well carded is half-spun-demonstrate the immense … [Read more...]

Importance of the Twist Balance in Sewing Thread

twist balance

Twist: Twist is the spiral arrangement of the fibers around the axis of the yarn. The twist binds the fibres together and also contributes to the strength of the yarn. The amount of twist inserted in a yarn defines the appearance and the strength of the yarn. The number of twists is referred to as turns per inch. Importance of the Twist Balance in Sewing Thread: If the twists are not well balanced, the thread is snurling when loose, mostly … [Read more...]