Dr Muhammad Sarwar Rana

Ph.D. Textile Engineering, University of Bradford (UK) MPhil Textile Engineering, University of Leeds (UK) 38 years consulting and Industrial experienceAssistant Professor, Department of Textiles, UMT

TopicTHE ROTOR SPINNING OF LONG STAPLE FIBRES

EXPERIMENTAL INVESTIGATIONS INTO THE SPINNING OF WOOL, PROBLEMS ENCOUNTERED AND THEIR

TENTATIVE REMEDIES

Rotor Spinning

Cormack Design of Open-end Spinning

The Rotors for Long Stapleand

Feed Roller & Combing Roll Assembly

Feed Roller, Combing Roller and Rotor Assembly

The Complete Single Head Rotor Spinning Machine

Spinning detail and Properties of Yarn

The Rotor Before Spinning and

After Spinning

Debris Under Microscope Mag x 1000

Table 13 Spinning Data and Yarn Properties

at different Rotor Speeds

Table 14 Effect of Rotor Speed

Table 15 Yarn Spun with Holes in the

Grove

Table 16 Effect of Holes Diameter