Industrial Problems During Calendering & Troubleshooting Calendering Calendaring is a process where fabric is compressed by passing it between two or more rolls under controlled conditions of time, temperature and pressure. Industrial problems during Calendering & it’s troubleshooting : During calendaring ,heat transfer problems are very common in the industry. The following points have been […]
Wet Process Engineering
Calendering | Factors Effecting Calendering | Calendering Machine Construction
Calendering | Factors Effecting Calendering | Calendering Machine Construction Calendering With the simultaneous action of temperature, force and moisture, the surface of the textile substrate are modified. This simultaneous action is called calendering. Calendering in textile may simply be achieved while passing the textile substrate in between two heated drums or rollers. The rotation speed […]
Lab-dip Preparation in Textile Industry
Lab-dip Preparation in Textile Industry Lab–dip can be described as one kind of swatch board containing buyers sample, shaded swatch & also fabric and all dyeing parameters including chemical names. Lab-dip machines are used in this operation. To produce a lab-dip at first a standard recipe of the given sample is produced by computer color […]
Objectives of a dyeing lab | Pantone book | Lab Dip development procedure
Objectives of a dyeing lab | Pantone book | Lab Dip development procedure LAB section Lab section in dyeing is the first major segment of a dyehouse despite of its size compared to the production floor. Lab is where the “lab dips” are prepared and the final recipes for bulk dyeing is constructed. A lab […]
Textile Finishing | Compactor Machine in Textile
Textile Finishing | Compactor Machine in Textile Compactor The objective of compacting is to prevent shrinkage of knitted fabric. Compacting can be done with both open width fabric and tubular fabric. Residual shrinkage of the fabrics can be brought down to 3% to a maximum of 0.Along with residual shrinkage, GSM is controlled as well. […]
Textile Finishing | Stenter Machine
Textile Finishing | De-watering Machine | Slitting Machine | Dryers | Sueding Machine Textile Finishing | Stenter Machine Stenter Machine : The most universal fabric drying machine is the stenter, which is usually the most expensive and indispensable machine in the finishing works. The presence of at least two stenters is mandatory in any textile […]
Dyeing Faults
Dyeing Faults 1 . Batch to batch variation : Causes: Use of different dye lots, brands and chemicals Not maintaining same liquor ratio Improper dosing time of dyes and chemicals Batch to batch weight variation of dyes and chemicals Uneven pre-treatment Remedies: Use same dye lots, brands and chemicals Maintain same liquor ratio among machines […]
Pre-treatment Before Dyeing
Pre-treatment Before Dyeing Pre-treatment : Pre-treatment is the called as the Heart of Dyeing. Generally, the chemicals used for scouring and bleaching cotton or CVC fabrics is the same Dosage, temperature and time are different for different type of fabric. Special cases like the yarn dyed fabrics, synthetic fiber containing fabrics, very deep shades like […]
Batching in Textiles
Batching in Textiles Batching, a process monitored and supervised by the dyeing manager, is carried out in the batching section. It involves preparing a batch for dyeing according to machine capacity (so that equal amounts of fabric is passed through each nozzle of a dyeing machine), order and priority basis. Grey fabric from grey fabric […]
Different Types of Chemicals Used in Denim Washing Industries
Different Types of Chemicals Used in Denim Washing Industries : Denim raw fabrics are sewn into denim raw garments like pants , shirts etc. and to give them a fashionable look, different types of chemicals are used in different stages. Chemicals with certain parameters, quantities and conditions provides those garments a different outlook. List of […]