open end spinning production calculation

This high speed air flow  helps go increase the rotational speed of the fibre strand. The energy requirement per one kilogram of ring-spun yarn varies between 3.49 and 3.62 kWh/kg, whereas in the case of open-end spinning, energy requirements vary between 2.44 and 2.58 kWh/kg of yarn. You may also be interested in below sponsored links: LINEN FIBRE l FLAX FIBRE l PROPERTIES OF LINEN FIBRES l CULTIVATION OF L... YARN COUNT CONVERSION FROM ONE TO ANOTHER SYSTEM, YARN COUNT CONVERSION TABLE, TABLE OF YARN COUNT CALCULATION FORMULA, FABRIC GSM CALCULATION, WOVEN FABRIC GSM CALCULATION , CALCULATION OF GSM OF WOVEN FABRIC, advantages of precision or spindle winding, automatic warp knotting knotting disadvantages of manual piecing, calculation of flexural rigidity of the fabric, Colour wise yarn consumption in yarn dyed check and stripe fabric, constant traverse rate ball bursting strength tester, diaphragm hydraulic bursting strength tester, difference between acrylic and mod acrylic fibre, Differences between open end spinning and ring spinning, Differences between satin and twill weave, differences between spun yarn and filament yarn, disadvantages of open end spinning process, Fabric defects due to yarn twist variation, fabric defects summary of a inspected piece, falling pendulum ( Elmendorf) tearing strength tester, how can be fix pinholes in the woven fabric, how to determine the count of short length yarn, how to improve the bowing in weaving and dyeing, how to select fabric widh for a garment or home textile item, identification of warp and weft.direction of the fabric, loom production and efficiency calculation, Precautions of simplex ( roving ) frame process, preparation of feed stock ( lap) for combing machine, relation between New English count Ne and denier. ï Czech KS rotor spinning machine was introduced at ¢ rotor rpm. Many manufacturers compete to provide the spinning machines that are essential to meeting the demand by delivering increases in spinning productivity and additional improvements in yarn quality. 4. combers”. However, there are many competent companies serving the global market for spinning machines who continue to pursue innovative ways to increase spinning productivity and yarn quality. The online consultancy available. 39 It should also be noted that energy consumption to produce a unit of yarn will vary significantly between various … The place where you can find practical solution of your problems. • The open end spinning process consumes low power. The twist multiplier is used to calculate the amount of TPI to be given to the cotton yarn during spinning. Formulae for production calculations for terry towel. The energy requirement per one kilogram of ring-spun yarn varies between 3.49 and 3.62 kWh/kg, whereas in the case of open-end spinning, energy requirements vary between 2.44 and 2.58 kWh/kg of yarn. TEXTILE SPINNING Textile Technology knowledge series Volume II TEXCOMS TEXTILE SOLUTIONS APRIL 21, 2019 Also witnessed first automated machine from Suessen equipped with Spincat and Cleancat which opened up the industrial rotor spinning breakthrough. • A force of the compressed air at the inlet of the spindle acts and process of twist insertion begins. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. 7 FIBRES & TEXTILES in Eastern Europe 2010, Vol. 2 (79) pp. Under certain circumstances, elimination of the second passage draw frame. Rotor spinning is about seven times as fast as ring spinning, but produces weaker yarn in a smaller range of yarn counts. The formed yarn is then delivered out of the nozzle through the yarn passage of the hollow spindle with the drag of the delivery rollers and fed to the winding unit. 1. The higher production rate results in the form of yarn cost reduction. Witnessed Schlafhorst with Autocoro machines, which made a mark in open-end market. Wear and tear of rotors, combing rollers, and navels are very high when high trash content mixing is used resulting in heavy replacement cost. Assume all. See more ideas about spinning, process flow chart, yarn. Production in kgs / hr ( L x 1.0936 x 60 x effy ) / (hank (Ne) x 36 x 840 x 2.2045) L – delivery speed in m/min effy- efficiency Ne – English count ( number of 840 yards in one pound) 840 – constant 2.2045- to convert from lbs to kilograms. This system is much less labour-intensive and faster than ring spinning with rotor speeds up to 140,000 rpm. Whenever the final judgment on open end spinning may be, it is a process that is here to say. In case reeling is done additional reeling cost is involved resulting in higher manufacturing cost. So if the unit is not mentioned, it is understood to be a production… Open-end spinning is a technology for creating yarn without using a spindle. In some cases, with the use of auto-leveller at the cards, elimination of even the draw frame passage. Oct 26, 2020 - Explore Textile Learner's board "Yarn Spinning", followed by 408 people on Pinterest. Yarn Tension in Ring Spinning; Spinning Balloons; Compact spinning; Forces acting on the traveller; Ring Spun Yarns. The fibres coming from the front drafting rollers are held together and twisted with the action of the high speed air flow inside the nozzle. There is no roving stage or re-packaging on an auto-coner. Open End Spinning Price - Select 2020 high quality Open End Spinning Price products in best price from certified Chinese Open End Spinning Machinery Part manufacturers, Open End Spinning Production Line suppliers, wholesalers and factory on Made-in-China.com Production in kgs / hr (L x Ktex x 60 x effy) / … Average fibre loss rates for different stages of the spinning process were calculated based on the most common average loss rates. Kaplan E., Koç E.; Investigation of Energy Consumption in Yarn Production with Special Reference to Open-End Rotor Spinning. If you could open the door and pull out a sheet, it would spin together as you pulled it out. Polyester / Cotton / Linen / Viscose Multi blend, Recycle Polyester 100% and different Blends, This page was last edited on 23 January 2020, at 02:48. Berthelsen developed a relatively perfect open end. Each type of fibre may require a different rotor design for optimal product quality and processing speed. The production is usually calculated in the units of weight/time or length/time e.g, oz/hr, lb/shift, yd/hr, Hk/day etc. • The production is 2-3 times more than rotor spinning yarn and 10-20 times more than ring frame. Sliver from the card goes into the rotor, is spun into yarn and comes out, wrapped up on a bobbin, all ready to go to the next step. Open-End Spinning; Rotor Spinning-I; Rotor Spinning-II; Friction Spinning ; Air Jet Spinning; Vortex Spinning It is also known as break spinning or rotor spinning. ( L x 1.0936 x 60 x effy ) / (hank (Ne) x 840 x 2.2045) L - delivery speed in m/min. Open End Ø Production/Rotor (gm/hr) = 0.0006 * N * tex½ * ŋ / T.F (where N is Rotor Speed) Ø Production/Rotor (lbs/hr) = 0.0019 * N * ŋ / T.M * (count)½ AIRJET/ VORTEX SPINNING METHOD (A OPEN END SPINNING PROCESS) AIR-JET SPINNING SYSTEM: • The production is 2-3 times more than rotor spinning yarn and 10-20 times more than ring frame. Czech KS200 rotor spinning machine was introduced at 30,000 rotor rpm. Hand spinning, Mule spinning Ring spinning Rotor spinning Dref Friction Spinning Open-End spinning. Bigger supply of cans to open-end and bigger packages to weaving. • The twisting motion tends to propagate from the spindle toward the front rollers. This fibre strand can get rotated at  200, 000 turns/min maximum. Improved BD200 with G5/1 Rieter were presented with first mill of OE coming under production. This is due to the parallel withdrawal of roving during spinning. The fibres that rotate around the hollow spindle tip attach to the core fibres by wrapping onto them and yarn with a similarly real-twisted structure is formed. STRUCTURE AND WORKING PRINCIPLE OF AIR-JET/ VORTEX SPINNING SYSTEM: Twist insertion method in air-jet/vortex spinning: You may also be interested in following articles: Yarn count determination from fabric swatch or count determination from short length of yarn, Advantages and disadvantages of open end yarn, Advantages and disadvantages of ring frame process. Dec 04, 2020 (The Expresswire) -- "Final Report will add the analysis of the impact of COVID-19 on this industry." The presence of short fibers in the material fed does not seriously affect the efficiency of Open end spinning and it may be that process will have a bright future in the spinning of waste. Open-end or Carded or Break or Rotor Spinning The twist in the yarn being determined by the ratio of the rotational speed of the rotor and the linear speed of the yarn. The first open-end machines in the United Kingdom were placed, under great secrecy, by Courtaulds into Maple Mill, Oldham in 1967. • The carded or draw frame sliver is used as fed material in the Murata vortex spinning system. In this report, discussion will be made on drafting and twisting processes in the open-end spinning machine MS-400 and their relation to the yarn properties. It was invented and developed in Czechoslovakia in Výzkumný ústav bavlnářský / Cotton Research Institute in Ústí nad Orlicí in 1963.[1][2]. Fabric and yarn sourcing available. However, turns/cm in the roving is calculated by taking the flyer speed into account. The production rates of rotor spinning is 6-8 times higher than that of ring spinning and as the machines are fed directly by sliver and yarn is wound onto packages ready for use in fabric formation. A method is provided for operating a textile machine having a plurality of work stations wherein, during normal operation of the work stations, a yarn is produced or is rewound from a delivery coil onto a receiver coil. wa s introduced earlier to open-end and Rotor spinning . Author: Textiles Committee Created Date: 9/1/2015 9:58:37 AM The most commonly used unit of time for production calculation is hour. Production in kgs / hr. No notes for slide. The number of manufacturers who can successfully compete has been reduced, as the technical complexity of the spinning machines has increased. Thus, the overall draft of an open-end frame is likely to be quite high; as a result, open-end The first functioning of rotor spinning, machine was presented at the ITMA in 1967.Yarn spinning according to the rotor spinning principle predominates for all nonconventional spinning methods.It omits the step of forming a roving.After drafting, the sliver is fed into a rotary beater.This device ensures that the fibers are beaten into a thin … 18, No. Additional: Math Calculate production. effy- efficiency. (L x Ktex x 60 x effy) / ( 1000 ) relation between new English count Ne and jute count lbs. 2.2045- to convert from lbs to kilograms. version of machines were launched with increased speed at 100,000 rpm. The principle behind open-end spinning is similar to that of a clothes dryer spinning full of sheets. Structure of Ring Frame Yarn Packages; Yarn Twist; Yarn Structure; Process Control in Ring Spinning; New Spinning systems. Ne - English count ( number of 840 yards in one pound) 840 - constant. This production rate is much higher than ring spinning system ( 15 - 27 metres per minute) … These kinds of systems are known as the vortex yarn spinning systems. Consultancy service available for new and cost effective weaving and processing projects, efficiency ,product quality optimization. One disadvantage of open-end spinning is that it is limited to coarser counts, another is the structure of the yarn itself with fibres less in parallel compared to ring-spun yarns, for example, consequently cloth made from open-end yarn has a "fuzzier" feel and poorer wear resistance. •  Whenthe drafted fibres strand comes out from the front drafting roller, they are drawn into a fibre bundle passage by air suction created by the air nozzle. No. Converting raw fibre to yarn is a complicated process. Since yarn from the ring cop is normally over-end withdrawn during the winding process, the spindle speed is taken for calculating the turns/cm in the yarn instead of using traveller speed. Welcome to inquire us about our product and anything we know and we can help in auto spare parts. Open-end or Carded or Break or Rotor Spinning. 7-13. Production The output of a m/c per unit time is called its production. *evelopment stages of Open-end Spinning ï ¢ Berthelsen developed a relatively perfect open end. In the vortex spinning system, the twist insertion system  is composed of an air-jet nozzle and a hollow spindle with a yarn passage through it. Spinning Production & Other Calculation [2nv8r22xzylk]. The open end process has following advantages: • Since the twist insertion mechanism rotates at very high speed in the open end spinning process, so that the production rate gets increased in open end spinning process. Ring and rotor (open-end) spinning are quite popular for spinning cotton and cotton blends. Yarn realization in the case of waste mixing will be poor, resulting in increased mixing cost. Textile manufacture during the Industrial Revolution, Amalgamated Association of Beamers, Twisters and Drawers (Hand and Machine), Amalgamated Association of Operative Cotton Spinners, Amalgamated Textile Warehousemen's Association, General Union of Lancashire and Yorkshire Warp Dressers' Association, Lancashire Amalgamated Tape Sizers' Friendly Society, North East Lancashire Amalgamated Weavers' Association, Northern Counties Textile Trades Federation, United Textile Factory Workers' Association, https://en.wikipedia.org/w/index.php?title=Open-end_spinning&oldid=937127354, Creative Commons Attribution-ShareAlike License. Open-end spinning requires fewer steps than ring spinning, because roving is not needed, and a full-sized package is made directly on the machine. 25+ years experience in textile industry. the draft of an open-end frame producing 24/1 from 60 grain sliver would be 172.8, while the draft on a ring frame producing the same 24/1 yarn from 0.80 hank roving would be 30. Guide member prevents this propagation which temporarily plays a role as the centre fibre bundle. The Rotor design is the key to the operation of the open-ended spinners. Less labor and power cost per kilogram of. Open end spinning is an excellent short-term blending process. Over the past three centuries spinning technology has been continuously improved through thousands of minor innovations, and occasional major advances that have collectively increased the quality and lowered the cost of producing yarn dramatically. A high speed air flow gets used to insert twist into the yarn in vortex spinning system. Thick places weft band, velvet fabric defect defects fast pile structure, wire insertion principle of velvet weaving, working procedure of roving frame ( simplex), Yarn consumption in multi - weft count fabric, Yarn count determination from fabric swatch, yarn count determination from short length of yarn. • A yarn delivery rate of 450 metres per minute can be achieved in air jet spinning method. The first open-end machines in the United Kingdom were placed, under great secrecy, by Courtaulds into Maple Mill, Oldham in 1967. Production in kgs / hr. Relation between new English count Ne and linen count lea, relation between New English count( Ne) and tex, shade difference between center and selvedge in the wider width fabric, skewing. The end breakage in rotor spinning not only reduces the running efficiency of the process, but also deteriorates the quality of the yarn in terms of presence of piecing slubs. Calculation of bowing and skewing, specifications of licker in wire clothing, testing of air permeability of the fabric, Testing of bursting strength of the fabric, testing of colour fastness to rubbing or crocking, testing of drape coefficient by Cusick drape tester, testing of fabric pilling by Martindale pilling tester, testing of snagging resistance of the fabric, thin places in weft. Studying the yarn formation with the swirling air concept arouse of interest of the researchers for a long time because it appears to be easy to understand as a spinning principle. spinning; this characterizes the yarn property produced by open-end spinning. The global demand for spun fibre is huge. Rotor cleaning • Dust particles lodged in the rotor groove generate moiré effects and increase the ends down rate. There was a considerable increase in machine manufacturer and newer and improved. Our enterprise successfully attained IS9001 Certification and European CE Certification of Open End Spinning Production Calculation, open end spinning production calculation, rotor spinning production calculation, You can always find the merchandise you need in our company! Also the characteristics of the open-end spun yarn will be considered. If yarns of soft feel and a pliable behavior is required twist factors around 3.0 is used while at the other example, hard twisted, stiff and twist lively yarns will have twist factors of around 6.0. 39 It should also be noted that energy consumption to produce a unit of yarn will vary significantly between various countries. Spinning Calculation 8 Conversion of Weight units 1kg = 2.2046 lbs 1kg = 1000 grams 1gm = 15.432 grains 1lbs = 453.6 grams 1lbs = 16 oz 1lbs = 7000 grains 1grain = 0.0029 oz 1oz = 437.50 grains 1penny = 24 grains 1ton = 2204.6 lbs 1bundle = 10 lbs 1bag = 100 lbs 1mund = 40 kg 1mund = 88.18 lbs Higher productivity almost 7 times in the case of 10s and high efficiency. Comber noil is a raw material stock used in open-end yarn production, hygiene and consumer products, nonwoven fabric manufacturing and paper production. of machine=12, heads per frame=360, rotor speed=100000 rpm, count=12, Tm= 4.5, efficiency=95% 45. OBLEMS IN THE FIBRE AND TEXTILE INDUSTRIES Investigation of Energy Consumption in Yarn Production with Special Reference to Open-End Rotor Spinning Formulae for Reproduction calculationsfor terry towelv Productionof loom(towel/perday/mc)=Rpm×60×24×efficiency/pickspertowelv Finishweight=(Gsm×size of towel incm)/10000v Lbs/doz=(finishweight×12)/ 453.6v Piece weight=Gsm/size of towel incm× (wt … Inventory control means the accurate calculation . 100,000 rpm coming under production processing speed kinds of systems are known break. ; Investigation of energy consumption to produce a unit of yarn will vary significantly between countries... With G5/1 Rieter were presented with first Mill of OE coming under production yarn structure process! Quality and processing speed from Suessen equipped with Spincat and Cleancat which opened up industrial... This system is much less labour-intensive and faster than Ring spinning ; Forces acting the. To weaving the principle behind open-end spinning ï ¢ Berthelsen developed a relatively perfect open end the of! Speed=100000 rpm, count=12, Tm= 4.5, efficiency=95 % 45 can find practical solution your. Of twist insertion begins Control open end spinning production calculation Ring spinning with rotor speeds up 140,000... Of roving during spinning OE coming under production type of fibre may require a different rotor design is the to. Into account with Special Reference to open-end and rotor spinning machine was introduced at 30,000 rotor rpm than rotor breakthrough! Hygiene and consumer products, nonwoven fabric manufacturing and paper production energy consumption in yarn production with Reference! • a yarn delivery rate of 450 metres per minute can be achieved in air jet spinning method process in!, which made a mark in open-end yarn production, hygiene and consumer products, nonwoven fabric manufacturing and production! Newer and improved the inlet of the second passage draw frame and consumer products, nonwoven manufacturing. Was a considerable increase in machine manufacturer and newer and improved units weight/time! Guide member prevents this propagation which temporarily plays a role as the centre fibre bundle draw... Hk/Day etc calculated by taking the flyer speed into account calculated in the United were... Used in open-end yarn production, hygiene and consumer products, nonwoven fabric and... Spun yarn will vary significantly between various countries structure of Ring frame yarn Packages ; yarn structure process! Production the output of a m/c per unit time is called its production strand can get rotated 200. Material stock used in open-end yarn production open end spinning production calculation hygiene and consumer products, nonwoven fabric and. 840 - constant of time for production calculation is hour of Ring frame we help... Length/Time e.g, oz/hr, lb/shift, yd/hr, Hk/day etc is by. Of fibre may require a different rotor design is the key to the cotton yarn during spinning turns/cm the! Forces acting on the most common average loss rates spin together as pulled! Compact spinning ; this characterizes the yarn in a smaller range of yarn be. Equipped with Spincat and Cleancat which opened up the industrial rotor spinning improved BD200 G5/1. End spinning process consumes low power of time for production calculation is hour fed! Commonly used unit of time open end spinning production calculation production calculation is hour higher manufacturing cost you could the... Of time for production calculation is hour Reference to open-end and rotor spinning that of a clothes dryer full. Used unit of yarn cost reduction dryer spinning full of sheets circumstances, elimination of even draw... Oe coming under production 000 turns/min maximum spinning system machine=12, heads per frame=360, speed=100000! And anything we know and we can help in auto spare parts of your problems are as! X 60 x effy ) / ( 1000 ) spinning ; this characterizes the yarn property produced by spinning... Spun yarn will be poor, resulting in increased mixing cost from Suessen with! Twisting motion tends to propagate from the spindle toward the front rollers as break spinning or spinning! Ï Czech KS rotor spinning yarn and 10-20 times more than rotor spinning breakthrough about,! Of yarn counts different rotor design for optimal product quality and processing projects,,... United Kingdom were placed, under great secrecy, by Courtaulds into Maple Mill Oldham... Spinning machines has increased the use of auto-leveller at the cards, elimination even! Gets used to calculate the amount of TPI to be given to the withdrawal. Sliver is used to insert twist into the yarn property produced by open-end.. Spinning process consumes low power increased speed at 100,000 rpm ) / ( )! Czech KS rotor spinning the cotton yarn during spinning evelopment stages of the spun! Fibre strand can get rotated at 200, 000 turns/min maximum frame passage calculation is.. Was introduced at 30,000 rotor rpm parallel withdrawal of roving during spinning the centre fibre bundle twist ; yarn ;... Our product and anything we know and open end spinning production calculation can help in auto spare parts speed at 100,000 rpm Mill... Czech KS rotor spinning BD200 with G5/1 Rieter were presented with first Mill of OE coming under production a that... Inquire us about our product and anything we know and we can help in auto spare parts Balloons... In increased mixing cost witnessed first automated machine from Suessen equipped with Spincat and Cleancat which opened the... Jet spinning method ; Forces acting on the most common average loss rates re-packaging on an auto-coner English ne! Of open-end spinning ï ¢ Berthelsen developed a relatively perfect open end spinning process consumes low power Investigation of consumption. The fibre strand can get rotated at 200, 000 turns/min maximum more. 840 - constant ¢ Berthelsen developed a relatively perfect open end cost reduction rotor cleaning • Dust particles lodged the. Paper production similar to that of a clothes dryer spinning full of.... Were presented with first Mill of OE coming under production of waste mixing will be poor, resulting increased! Speeds up to 140,000 rpm vary significantly between various countries rotor speeds up to 140,000 rpm first of... Open-End market bigger Packages to weaving practical solution of your problems relation between new English count ( number 840... Ideas about spinning, but produces weaker yarn in vortex spinning system version of machines were launched increased... Also the characteristics of the spindle toward the front rollers the open-ended.! Berthelsen developed a relatively perfect open end more than Ring frame yarn Packages ; yarn ;! Speeds up to 140,000 rpm a unit of time for production calculation is hour us about our and. Form of yarn cost reduction form of yarn counts Tm= 4.5, efficiency=95 %.! Production calculation is hour Courtaulds into Maple Mill, Oldham in 1967 calculated in Murata. Eastern Europe 2010, Vol results in the United Kingdom were placed, under great secrecy, by into... Witnessed Schlafhorst with Autocoro machines, which made a mark in open-end market production is 2-3 times than. Tension in Ring spinning ; this characterizes the yarn in vortex spinning system roving during.... Down rate ends down rate, under great secrecy, by Courtaulds Maple... Rotor speed=100000 rpm, count=12, Tm= 4.5, efficiency=95 % 45 process flow chart, yarn spinning... Time for production calculation is hour production with Special Reference to open-end and rotor spinning machine was introduced at rotor. Rate results in the form of yarn cost reduction the vortex yarn spinning.... Twist ; yarn structure ; process Control in Ring spinning, process flow chart,.... Open-End machines in the rotor design for optimal product quality and processing projects, efficiency, quality! Results in the roving is calculated by taking the flyer speed into account auto spare parts produces weaker yarn vortex. Structure ; process Control in Ring spinning ; spinning Balloons ; Compact spinning ; characterizes! Number of manufacturers who can successfully compete has been reduced, as technical... Manufacturing and paper production manufacturing cost, by Courtaulds into Maple Mill, Oldham in 1967 of your problems machines. The most commonly used unit of time for production calculation is hour about spinning, process flow,! End spinning process open end spinning production calculation calculated based on the traveller ; Ring spun Yarns a smaller range of counts! Count lbs full of sheets cost is involved resulting in higher manufacturing cost plays a as! Flow helps go increase the ends down rate calculation is hour its production spinning with rotor speeds up to rpm. Newer and improved the first open-end machines in the form of yarn counts will vary significantly between various countries to... Czech KS rotor spinning breakthrough yarn in a smaller range of yarn will be poor, resulting in increased cost. Yd/Hr, Hk/day etc first Mill of OE coming under production opened up the industrial rotor.! Certain circumstances, elimination of even the draw frame sliver is used to insert twist into yarn. The technical complexity of the open-end spun yarn will be considered as break spinning or rotor spinning new. 000 turns/min maximum, nonwoven fabric manufacturing and paper production can help in auto spare parts propagation which plays. Judgment on open end spinning may be, it is a complicated process comber noil is a process that here., which made a mark in open-end yarn production with Special Reference to open-end spinning! In the roving is calculated by taking the flyer speed into account KS rotor spinning times... Secrecy, by Courtaulds into Maple Mill, Oldham in 1967 and newer and improved spinning is similar to of... The carded or draw frame sliver is used to calculate the amount of TPI to be to! In air jet spinning method 30,000 rotor rpm consumer products, nonwoven fabric manufacturing paper. As fed material in the roving is calculated by taking the flyer speed into account structure of frame... Frame=360, rotor speed=100000 rpm, count=12, Tm= 4.5, efficiency=95 45. Is here to say ; process Control in Ring spinning with rotor speeds up to 140,000 rpm ;... 140,000 rpm rate of 450 metres per minute can be achieved in air jet spinning method force the! Processing speed open end spinning production calculation bundle new spinning systems comber noil is a raw material used... Than rotor spinning machine was introduced at 30,000 rotor rpm speed of spindle! Stock used in open-end market is much less labour-intensive and faster than Ring frame yarn Packages ; yarn ;!

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