It is a preliminary process in spun yarn technology just after blow room process. Fig: Conventional carding machineĬarding is defined s the reduction of entangled mass of fibers to filmy web by working them between two closely spaced relatively moving surfaces clothed with sharp points. The considerable influence of the card on yarn quality arises from the very complex series of events in the process itself, and also from the pressure to adopt an extremely high production rate on economic ground. The importance of carding is still greater where new spinning systems are concerned. These proverbs demonstrate the immense significance of carding for the final result of the spinning operation. ‘Well-carded is half-demonstrate the immense significance of carding for the final result of the spinning operation.“The card is the heart of the spinning mill”.It means thistle, the spiked fruit of which was used for plucking fiberd apart in earlier time. The name card is derived from the latin “Carduus. In 1748 Lewis Paul of Birmingham, England invented the hand driven carding machine. API 571 Damage Mechanism Spheroidization Softening
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