There are several different ways by which coloring materials are classified; the following are the most useful ones for the dyer: 1. Classification according to solubility 2. Soluble dyes (anionic or cationic) 3. Disperse dyes (non-ionic, very slightly water soluble) 4. Pigments (insoluble) 2. Classification according to method of application […]
TEXTILE PRINTING Color designs are developed on fabrics by printing with dyes and pigments in paste form with specially designed machines. Printing is used to apply coloring localized areas only. Printed fabrics usually have clear-cut edges in the printed portions on the face of the fabric. Printing allows for great […]
COLOR FASTNESS Property of a pigment or dye to retain its original hue, especially without fading, running, or changing when wetted, washed, cleaned; or stored under normal conditions when exposed to light, heat, or other influences. Factors Affecting Color Fastness Fiber Type Class of Dye Used Dyeing or Printing Process […]
Shape Retention Finishes Apparel products retain their shape and their pressed appearance even after many wearing, washings and dry cleaning sessions“ Durable Press, Wrinkle Free, Wrinkle Resistant and Permanent Press”. Wrinkles are due to crushes on fabric during use and care. Wrinkle recovery depends on ‘Cross Links’ in inner molecular […]
WHAT IS A GARMENT SPEC SHEET? A garment specification sheet or spec sheet is a technical document that contains the construction details of the product, a technical diagram/ sketch of the garment and the measurements of a product. Specification sheets are the blueprint of a product, sometimes referred to as […]
INTRODUCTION: Today’s competitive market’s main aim is to satisfy customer needs in limited period of time. The faster the product is brought to the market the more competitive edge the company is likely to have as faster product availability is key to increasing sales. The importance of speed-to-market has made […]
According to Gene Levine ” TIme study is a procedure used to determine the time it should take a well-trained, qualified person with average motivation, working at normal pace, using a specific method, to do a specific task of specific quantity.” The procedure employs the stopwatch as a measuring device. […]
The Juran Trilogy Conversion of goals into results (making quality happen) is done through managerial processes—sequences of activities that produce the intended results Managing for quality makes extensive use of three such managerial processes: These processes are now known as the “Juran trilogy” What is Quality Planning It is a […]
Washing is a process which changes outer appearance, comfort, feel of the garment. Wash types usually depend on the product nature and usage. Based on consumer demand and fashion trends buyers fix washing type of any product. Garment wash here refers to garment pre- wash performed after production of garment’s […]
Introduction Failure Modes and Effects Analysis (FMEA) is a methodology for analyzing potential reliability problems early in the development cycle. By performing this analysis earlier in the design process, it is easier to take actions to overcome these issues, thereby enhancing reliability through design. “Failure modes” means […]
Occupational Safety And Health Administration Created on December 29, 1970 Created by United States Congress and President Richard Nixon Mission to assure safe and healthful conditions for working men and women by setting and enforcing standards and providing training, outreach, education and compliance assistance INTRODUCTION Under the OSHA law, employers […]
INTRODUCTION TO 6 SIGMA Six Sigma is a method that provides organizations tools to improve the capability of their business processes. This increase in performance and decrease in process variation lead to defect reduction and improvement in profits, employee morale, and quality of products or services. Six Sigma quality is […]
Method Study is the study of work (method) for a job to achieve process improvement, improve layout, improve design, better working environment, and reducing fatigue. Method study is more of a systematic approach to job design than a set of techniques It is defined as the systematic recording and critical examination of existing and […]
INTRODUCTION Dyes are colored organic compounds used to impart color onto cloth. The current process for dyeing textiles is operative, but inefficient and harmful. The primary function of water in the dyeing process is to rinse excess dye off of the fabrics that have been colored. All of the current […]
The equations of various productivity measurement methods are given below:- A. Physical Productivity Measurement Method:- Labor Productivity = (volume of output) / (Volume of labor input) Material Productivity = (volume of output) / (Volume of material input) Machine Productivity = (Volume of output) / (Volume of machine input) Energy Productivity […]
-An article by Chitranshu Katiyar FINISHING A series of processing operations applied to gray fabric to enhance their appearance and hand, properties and possible applications. In textile manufacturing, finishing refers to the processes that convert the woven or knitted cloth into a usable material and more specifically to any process […]
In this Part we will be dealing with fabric finishes based on Aesthetics point of view. Aesthetics:- The appearance of the fabric is conventionally thought to be a result of the combination of yarn, weave, per-treatment, dying and printing. But now a day a lot of mechanical and chemical processes […]