Definition of Garment Washing

1. Definition of garment washing? Definition: The technology which is used to modify the appearance, outlook comfortable and fashion of the garments is called garment washing. Or, It is a technology by which outlook, size, comfort & fashion of garments / apparels are change of modified and given old garment effect is called Garment Washing. 2. Write the purpose of washing? Purpose of washing/Best wash look is the best touch of a garment - This may be explained in the following way:-  Washing process of garment is done to create wash look appearance. After washing the garments create a new looks which seems the new touch of fashion.  By the washing technique, faded/old look, color or tinted affect is created in the garments which also seem the best touch of garments.  Washing technique creates new fashion such as tagging, grinding, destroy, Blasting, whickering, permanent wrinkle, deep dye, tie dye, P. P spray, hand crapping, P.P spoonzing etc. This also seems the best touch of garments.  The main and important function of washing is to reduce size materials as a result the garment become size free and become soft hand feel.  When these soft garments are touched then it seems to best touch of garments.  To attraction the customers/Buyer by different types of Fashionable washing and market developments.  Due to washing, shrinkage occurs in the garments. There is no possibility of further shrinkage of the wash garments.  Any dirt, spot or germ if added in the garments during manufacturing is also removed due to washing. 1 3. Write different types of dry processing? Different types of dry processes are-  Sand Blasting  Hand Scraping  Permanent wrinkle  Over all wrinkle  P.P Spray  P.P Sponging  Grinding & Destroy  Broken & Tagging 4. Write different types of wet processing? Different types of wet processing are-  Normal wash/Garments wash/Rinse wash  Pigment wash  Caustic wash  Enzyme wash (Boi wash &Boi polishing)  Stone wash  Bleach wash (Ice wash& snow wash)  Stone Enzyme wash  Acid wash  Silicon wash  Dip Dyeing  Tie & Dye etc. 2 5. Write the machine name which are used in washing plant? Machine which are used in washing plant:  Sample washing Machine (Horizontal / Vertical Type)  Washing Machine (Side loading)  Washing Machine (Front loading)  Hydro extractor Machine  Dryer Machine (Steam)  Dryer Machine (Gas)  Chemical Mixture Machine  Industrial Oven (Gas/Electric)  Boiler  Submersible Pump  Grinding Machine  Tagging Machine  Steam chamber for crinkle  E.T.P (Effluent Treatment Plant)  Generator  Sand Blasting Gun  Sand Blasting chamber  Spray gun and dummy  Screw compressor 3 6. Write the chemical names which are used in washing plant? Chemical names which are used in washing plant:  Enzyme  Acetic Acid  Detergent  Antistain  Bleaching powder  Sodium hyposulfite  Caustic Soda  Soda Ash  Sodium Bicarbonate  Potassium permanganate  Cationic / nonionic Flax softener  Micro Emulsion Silicon  Salt (sodium chloride)  Buffer  Hydrogen peroxide  Stabilizer  Fixing agent  Catanizer  Optical Brightner  Resin  Sodium Metabisulphite  Desizing agent 7. What is the purpose of normal wash? 4 Purpose of normal wash: 1. To remove dust, dirt, oil spot, impurities from the garments 2. To remove starch presents on the garment fabrics 3. For soft feeling to wear the garments after purchasing 4. To achieve buyer washing standard 8. Describe the first step & 2 nd step of normal / garment wash? Washing process of normal wash: First step:  Lot size: 70 kg Twill/Canvas Garment.  Add water at L: R = 1: 8-10 560 - 700 Liter.  Machine Running.  Add detergent at 0.5 gm / liter 280-350 gm.  Temperature Sometime cold & sometime 40°c to 60°c.  Time 5 to 10 minutes.  Drop the liquor.  Cold wash 2 nd Step:  Add water at L: R = 1: 6 420 liter.  Washing machine running  Add Flax softener at 0.6 gm / liter 252 gm.  Add Acetic Acid at 0.5 gm / liter 210 gm.  Time 5 to 10 minutes.  Drop the liquor.  Unload the Garments on trolley. 9. What is the function of Hydro extractor machine? 5 Function of hydro extractor machine: Hydro-extraction the garments to remove excess water from the washed Garments. 10. What is the purpose of silicon wash? Purpose of silicon wash: 1. To give durable softness & elastic handle properties. 2. To increase anti pilling affects, dimensional stability, and tear resistance. 3. To improve wear and easy care properties. 11. Write different between normal wash and silicon wash? Difference between normal wash and silicon wash is given bellow: Normal wash Silicon wash To remove dust, dirt, oil spot, impurities from the garments. To give durable softness & elastic handle properties. To remove starch present on garments fabrics. To increase anti pilling affects & dimensional stability. For soft feeling to wear the garments after purchasing. To increase tear resistance property. To achieve buyer washing standard To improve wear and easy care properties. 12. Describe the desizing process of silicon wash? Desizing process of silicon wash:  Lot weight (Approx 125 Pecs) 60 kg.  Add water at L: R = 1: 10 600 Liter  Machine Running.  Add Desizing agent at 0.6 gm / liter 360 gm.  Add Detergent at 0.5 gm / liter 300 gm.  Temperature 40 50°c.  Time 10 20 min. 6  Drop the liquor.  Rinse one time 3 minutes 13. Describe the softening process of silicon wash? Softening process of silicon wash:  Add water at L: R = 1: 8 480 Liter.  Add Acetic Acid at 0.6 gm / liter 288 gm.  Cationic Softener at 1 gm / liter 480 gm.  Silicon (ME) at 0.5 gm / liter 240 gm.  Temperature 40°c  Time 15 to 20 min.  Drain the bath.  Then unload the garments on trolley. 14. Write the chemical name which is used in pigment wash / caustic wash. CHEMICAL USED IN PIGMENT WASHING AND THEIR FUNCTION CAUSTIC SODA (NaOH) :-  Caustic created the role in bleach technique without color change the garments.  Caustic has a cleaning power which is more powerful then soda Ash.  Fading affect/old looking affect come rapidly on garments SODA ASH (Na2Co3) :  Soda ash created alkaline medium for the breakdown of pigment dye.  It has also a cleaning power.  It has also help color fading affect of garments. 7 Detergent: Here detergent is used to remove impurities from the Garment fabric surfaces and temperature helps detergent to enhance its action. Detergent removes the impurities from the garments fabric surface. During coming these impurities, some pigment will be washed out from the pigment dyed or printed area of the garments. As a result fading affect will be developed. Acidic Acid (CH3COOH) : Acidic Acid is used to neutralize the garment from alkaline condition and to control the pH value in wash bath. Flax Softener (Cationic, anionic): Softener is used to make the garments treated textiles is surface feel that is bath sickly and soft and also provides excellent lubricating properties CHEMICAL USED IN CAUSTIC WASH AND THEIR FUNCTION CAUSTIC SODA (NaoH):  Caustic created the role in bleach technique with color change the garments.  Caustic has powerful cleaning power.  Fading affect/old looking affect come rapidly on garments. ACIDIC ACID(CH3COOH) : Acidic Acid is used to neutralize the garment from alkaline condition and to control the pH value in wash bath. 8 DETERGENT: Here detergent is used to remove impurities from the garments fabric surfaces and temperature helps detergent to enhance its action. During these impurities, some color will be washed out from the colored fabric garments. As a result fading affect will be developed. Flax Softener (Cationic, anionic): Softener is used to make the garments treated textiles is surface feel that is bath sickly and soft and also provides excellent lubricating properties. 15. Write the chemical name which are used for Enzyme wash? Chemical which are used for enzyme wash: Desizing agent Detergent Anti back staining agent Acidic acid Cationic softener Chlorine bleach Soda ash Sodium hypo sulphite Sodium bi carbonate Silicon (ME) 16. Write the desizing / first step process of caustic wash process. Desizing process of caustic wash: 9  Lot size: - 80 kg.  Add water at L: R = 1: 8 640 Liter  Machine Running.  Add Caustic soda (NAOH) at 1.60 gm / liter …. 1024 gm.  Add Detergent at 0.8 gm / liter 432 gm.  Temperature 50°c to 60°c.  Time (Depend upon the shade) 20 to 60 min.  Drop the liquor.  Wash cold water for 3 min. 17. What is the standard r.p.m of washing machine? The standard r.p.m of washing machine is 28-35 18. Write the chemicals name which are used for softness of garments? Chemicals which are used for softness of garments: • Cationic softener • Silicon • Enzyme 19. Write the chemicals name which are used for good quality hand feel? Chemicals which are used for good quality hand feel are- 10 [...]... abrasion on garments  Spot on garments  Out of range / level of pH value of garments 19 43 Write the function of Anti stain, Detergent, Potassium Permanganate, Micro Emulsion Softener, Hydrogen Peroxide, Optical Brightener and desizing agent Anti stain: Anti stain is used to prevent the staining on weft yarn of the denim (white yarn), white pockets of garment, levels, and contacted fabrics of garment. .. of yellowish formation on the garments 22 50 Describe the fault/ problem of garments if Excess load in the washing machine 51 What are the reasons of after wash hole? 52 What is the standard r.p.m (inner drum) of industrial dryer? 23 53 If inner drum r.p.m of washing machine and dryer machine is too high, what types of effect on garments? 54 What is the standard L:R for Desizing, Enzyme bath and Softener... checking garment will be delivery 26 56 Write the name of steps of Enzyme wash process of Denim Dark Enzyme wash process Steps of Enzyme wash process of Denim Dark Enzyme process:       Pretreatment / Desizig Enzyme Softening Hydro extractor machine Drying machine Delivery 57 Write the flow chart of Medium Enzyme shah wash of Denim Readymade Garments Flow chart of Medium shade enzyme washes of Denim... bath= 1:8 and for Softener bath= 1:8 55 Write the name of steps of stone Enzyme wash process of Denim Long Pant Steps of stone Enzyme wash process of Denim Long Pant are given bellow:          Pretreatment/ Desizing Hot wash Enzyme Bleaching Neutral wash Soft wash Hydro extractor machine Drying machine Delivery STONE ENZYME WASH Now in our Bangladesh maximum Denim garment is washing STONE ENZYME... What is the purpose of P.P spray? The purpose of P.P spray is to create more fading affect on particular area of garments 73 What is the purpose of P.P sponging? The purpose of P.P sponging is also to create more fading affect on particular area of garments 74 What do you mean by whiskering? Whiskering: A process of whickering denim/Canvas/Twill/Corduroy garment is deserved below: By rubber pattern... staining/\bleeding on garments garments Production is high Production is less Used for medium and light shade Used for dark shade 35 How can control the pH value in garments? By the appropriate use of acidic acid, buffer and hydrogen peroxide we can neutralize the garments from alkaline condition and therefore can control the pH value in garments 36 What types of Enzyme is suitable for Dark shade Enzyme wash of Denim... the machine when treated pumic stone & garments in to the machine  Not excess load the garments in the Acid wash processing  Add some new stone after finishing on batch to maintain the volume for 2nd batch It is a matter of experience 62 What types of dyes used for tinting of readymade garments? Generally Reactive and Direct dyes are used for tinting of Readymade garments 63 Generally which color is... run the dryer with garment after dry 10 -15 minutes in cold position? We run the dryer with garment after dry 10 to 15 minutes in cold position to cold the garments 48 Which dryer is suitable to dry white readymade garments and why? Steam dryer is suitable to dry white readymade garments because there is no risk of yellowish formation on the garments 49 Describe the risk/ problem of gas dryer If we... gun i.e rubber pattern set on garment and sand through over the pattern by nozzle 34  By manually created whisker by sand paper on garment  Make a pattern just like pacific whisker and put it inside the garment, then rubbing front side of garment over pattern,  By p.p spray and p.p sponging on garments  Mentioned all process is done on garments fadding effect occurs in garments 75 What do you mean... and discontinuous pretreatment of all tyPecs of fiber and their blends To remove impurities, mineral oil contamination and sizes from the garments scouring of goods for dyeing and printing fully white and colored articles Emulsion Softener: Amino Silicon is a textile finishing agent consisting mainly of amino modified silicon When applied on fabrics, it gives durable softness, lubricity, elastic handle, . fashion of garments / apparels are change of modified and given old garment effect is called Garment Washing. 2. Write the purpose of washing? Purpose of washing/ Best wash look is the best touch of. r.p.m of washing machine? The standard r.p.m of washing machine is 28-35 18. Write the chemicals name which are used for softness of garments? Chemicals which are used for softness of garments:. 1. Definition of garment washing? Definition: The technology which is used to modify the appearance, outlook comfortable and fashion of the garments is called garment washing. Or, It