Wednesday, February 27, 2013

Mercerization of Knitwear | Mercerization for Finishing of Fabrics


Mercerization:


Mercerization, the treatment of cotton with a strong caustic alkaline solution in order to improve the luster, hand and other properties, was names after its discoverer, John Mercer.

Mercerising is required most of the time for cotton and its blends, where dimensional stability, lustre / brilliance of shade and economics in dyeing are of prime importance. Certain classes of

Monday, February 25, 2013

Fancy Yarn | Types and Classification of Fancy Yarns | Basic Principle of Fancy Yarn


Fancy Yarn:


Yarn refers to a structure composed of continuous length of interlocked fibers. They are suitable for use in the production of textiles, sewing, crocheting, knitting, weaving, embroidery and rope making. However, fancy yarn deviates from the normal yarns. These deviations occur mainly due to introduction of deliberate decorative discontinuities in the form of colour, structure or

Saturday, February 23, 2013

Melange Yarn | Classification of Melange Yarn | Application of Melange Yarn


Melange Yarn:


Melange yarn is a blend of different colored fibers to develop various shades in the yarn. Different in ratio of fibers in the blend alters the uniqueness of spun melange yarn.

Definition:
Melange yarn may be defined as “the yarn produced by the combination of at least two or more than two fibers”. Conventionally, the term melange is used for such yarns which are

An Overview of the Textile Chemical Sector in Bangladesh



An Overview of the Chemical Sector in Bangladesh




Md. Jasimuddin Mandal

Dyeing manager, PC Colour Soft Fabric Pvt. Ltd, Calcutta, India

E-mail: jasimmandal@gmail.com

 


Mazharul Islam Kiron  

Chief Editor, Textile Learner Blog

E-mail: textilelearners@gmail.com
Abstract: In this study we have attempted to consider the various types of textile chemicals and other chemicals which

Friday, February 22, 2013

Application of Pigments on Cotton and Other Cellulosic Fibers


Define Pigment:


Pigment comes fromLatin word pigner which means Paint. They are organic or Inorganic colourant material. Pigment are Insoluble colouring matter mostly of mineral origin which have no affinity for fiber, are fixed onto the textile substrate wiyh a binding agent in the pattern required.It has only chromophore group but no auxochrome group. So ,it has no

Wednesday, February 20, 2013

Polyethylene Fiber | Properties of Polyethylene Fiber | Application of Polyethylene




Polyethylene Fiber:
Polyethylene is a polymer. Many no. of ethylene monomers join with each in the synthesis of polyethylene polymer. Polyethylene mono filaments were produced commercially on a small scale by  conventional melt extrusion and drawing of polymers made by the high-pressure  type of polymerisation process, starting during World War II. Polyethylene is a hard, stiff, strong

Monday, February 18, 2013

Effects of Plasma Treatment on Wool



Plasma Treatment of Wool: Wool is a protein fiber. It is obtained from the fleece of the sheep or lamb or hair of the Angora or Cashmere goat. The effects of a plasma treatment on wool has revolutionary changed such as anti-felting effect, degreasing, improved dyestuff absorption and increase in wetting properties have been discussed in this article. Effects of Plasma Treatment on Wool:
Plasma

Sunday, February 17, 2013

An Overview of Developments in Yarn Spinning Technology


Introduction:
If we want to know anything, firstly we should to know about the history. If we know the history then attraction on those things will increase. In this review we will discuss the history of the yarn spinning and Classification of spinning techniques. Why conventional spinning has converted into modern or advance spinning? In conventional spinning process, production would be very

Saturday, February 16, 2013

Onium Dye | Properties of Onium Dyes | Application of Onium Dye on Cotton Fabric


Define Onium Dyes:

Onium dye is a cationic dye, which is soluble by sulphonium, phosphonium or oxonium substituent. They produce insoluble color on the fabric during fixation process.

Mention the Properties of Onium Dyes:

It is insoluble in water, but it can soluble by sulphonium, phosphonium or oxoinum substituent.

Friday, February 15, 2013

Calculation of Lab Dip | Working Process in Lab Dip


Lab Dip:
Lab dip is a process by which buyers supplied swatch is matched with the varying dyes percentage in the laboratory with or without help of “DATA COLOR” .Lab dip plays an important role in shade matching & and detaching the characteristics of the dyes and chemicals are to be used in the large scale of production. So this is an important task before bulk production.

 

Recipe

Thursday, February 14, 2013

Main Parts of Flat Bed Knitting Machine and Their Function



Flat Bed Knitting Machine is the most common knitting machine for hobbiests and boutique producers. It have horizontal needle beds. In previous article, we have discussed about features of flat bed knitting machine and parts of flat bed knitting machine. Now we highlighted main parts of flat bed m/c and their identification and function. 


 

 

Flat bed knitting machine

Tension Equipment:

Wednesday, February 13, 2013

Different Types of Chemicals Bonds and Role of Chemicals Bonds in Dyeing


Chemicals Bonds:

A chemical bond is an attraction between atoms that allows the formation of chemical substances that contain two or more atoms. The bond is caused by the electromagnetic force attraction between opposite charges, either between electrons and nuclei, or as the result of a dipole attraction. The reaction between dyes and fibres must take into account the various types of forces

Tuesday, February 12, 2013

Embroidery and Embroidery Threads | Different Types of Embroidery Threads


Embroidery and Embroidery Threads:
Embroidery is an ancient variety of decorative needlework in which designs and pictures are created by stitching strands of some material on to a layer of another material. Most embroidery uses thread or wool stitched onto a woven fabric, but the stitches could be executed in, for example, wire or leather strands, and embroidery can be worked onto many

Monday, February 11, 2013

Parts of Flat Bed Knitting Machine


Flat Bed Knitting Machine:

Flat Bed Knitting Machine produces flat pieces. Most common knitting machine for hobbiests and boutique producers. Garments produced from a flat bed knitting machine normally have side seams. ; It is not possible to knit in the round on a flat bed knitting machine. Flat bed knitting machines cannot work purl stitches or garter stitch automatically. A flat bed knitting

Function of Salt in the Textile Wet Processing


Why Salt is Used in Dyeing?

The textile substrate and dye molecule, not necessarily should have of homogeneous characteristics to combine with each other. In such case, we require some catalyst to facilitate dyeing action on fabric. Salt plays this crucial role of catalyst. Salt has an extremely high affinity for water. Broadly speaking, Salt is necessary in three ways, firstly, to drive dye

Sunday, February 10, 2013

Fabric Inspection and Control System


Fabric Inspection:
It is the responsibility of both the textile supplier and garment manufacturer to inspect all textiles to ensure their compliance with the buyer standard. Textile which are being exported to another country for use in the assembly of a finished product are required to be inspected by the buyer’s designed inspection service prior to shipment. It is the sole responsibility of

Parts of Circular Knitting Machine and Their Function


Circular Knitting Machine:

Circular knitting machine is widely used through out the knitting industry to produce fabric. This machine can be built in almost any reasonable diameter and the small diameter of up to five, which are used for wear.

Machine for outerwear and under wear may vary from 12 inch to 60 inch in diameter according to manufactures requirement. This machine can be used

Four Point System | Textile Specification and Evaluation


Textile Specification and Evaluation:

All textile inspections will be conducted in accordance with the Four Point System. The Four Point System derives its name from the basic grading rules:
No more than four penalty points may be assigned for any single defect.
No more than four penalty points may be assigned to one linear yard, regardless of the number of defects within that

Yarn Manufacturing Process | Input and Output in Yarn Manufacturing


Yarn and Yarn Manufacturing:


An assemblage of fibers that is twisted or laid together so as to form a continuous strand that can be made into a textile fabric. So a yarn is a strand of natural or man made fibres or filaments that have been twisted or grouped together for use in weaving ,knitting ,or other methods of constructing textile fabrics.

Thursday, February 7, 2013

Textile Dryer | Working Principle of Drying Machine | Operational Parameters of a Dryer


Textile Dryer:

Drying is done after de-watering of fabric. In textile finishing unit; dryer uses for dry the knit, woven fabrics and dyed yarn. But the drying process and drying mechanism of yarn and fabrics is different from one to another. The main functions of a textile dryer is to dry the textile fabrics. Drying is defined as a process where the liquid portion of the solution is evaporated

What is Organdy Finishing | Cotton Organdie Finishing Process


What is Organdie Finishing:

Organdie or organdy finishing is a finishing process. Generally this finish gives on Cotton fabric.In this process cotton fabric treat by Sulphuric acid at room temperature at 110 degree concentration of sulphuric acid in 4-5 second .By this finish cotton fabric achieved more luster,transparent,stiff and like woolen plain.It's

Wednesday, February 6, 2013

Main Features of Braid Fabric | Manufacturing Process of Braid Fabric | End Uses of Braid Fabric


Main Features of Braid Fabrics:

Braiding is a simple form of narrow fabric construction. A braid is a rope like thing, which is made by interweaving three or more stands, strips, or lengths in a diagonally overlapping pattern. They are used for various Industrial applications. They have good elongation characteristics and are very pliable,

Tuesday, February 5, 2013

Herbal Textile | Manufacturing Process of Herbal Textiles | Uses/Applications of Herbal Textiles


Introduction:


“Ayurveda is the knowledge of life, to live a vigorous and disease free life. Ayurveda treats man as a whole which is a combination of bone, mind and soul.” Color has plays an important role in human life since Stone Age to present silicon age. Color application not only improves surface appearance of the substrate but also expresses emotion and ideas of the wearer.

Dyeing is

What is Elastic? | Types of Elastic | Uses of Elastic in Clothing


Elastic:

Elastic (Elastic band) is a longitudinal elastic elongation properties flat with narrow pieces of fabric, also known as wide-tight elastic band. English name translation elastic: elastic band. It refers to a stretchy material or an item made with this pliable substance. Bands made of it are most frequently prepared by weaving together strands of rubber, latex, or other flexible

Monday, February 4, 2013

Factors for Production of Knitted Fabrics | Methods for Increasing the Production of Knitted Fabrics


Considerable Points to Produce Knitted Fabrics:


When a buyer orders for fabric then they mention some points related to production and quality. Before production of knitted fabric, these factors are needed to consider. Those are as follows- 

Type of Fabric or design of Fabric.
Finished G.S.M.
Yarn count
Types of yarn (combed or carded)
Diameter of

Process Flow Chart for 100% Cotton Knit Fabric (Turquoise Color)



Turquoise Color:

Turquoise is the color of the gem turquoise.
It is a slightly greenish shade of cyan. Turquoise is sometimes
described as a mixture of pale blue and green. The name comes from the
French for Turkish.







Turquoise Color


Types of Turquoise Color: There are six type of Turquoise Color. They are given below:
Pale Turquoise (web color) (Hex: #AFEEEE) (RGB: 175, 238,

Saturday, February 2, 2013

Process Sequence of Viscose Fabric Dyeing




Viscose is created from a combination of natural and man-made components, specially made from regenerated wood cellulose, and it can be made into the more common form of rayon used for many types of textile products, including clothing. Viscose has a silky appearance and feel, and has the ability to breathe in a manner similar to cotton. 

 

Viscose fabric

Viscose fabric is not a common

Friday, February 1, 2013

Compact Spinning System | Advantages and Disadvantages of Compact Spinning



A Review on Compact Spinning

Introduction: The developments in spinning systems from mule spinning, cap spinning, flyer spinning and then ring spinning to the todays latest spinning systems like rotor spinning, airjet spinning shows an ultimate ways to produce yarn. However, the versatility of ring spinning has created its own root in todays spinning world. The compact spinning is one

Sewing Thread | Technical Applications of Sewing Threads


Sewing Threads:

According to the definition given by ASTM, sewing thread is a flexible, small diameter yarn or strand usually treated with a surface coating, lubricant or both, intended to be used to stitch one or more pieces of material or an object to a material. It may be defined as smooth, evenly spun, hard-twisted ply yarn, treated by a special finishing process to make it resistant to