double colt

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  1. 1. MY PROFILE Name : Abdullah Al Mahfuj. Department : Textile. Program : B Sc in Textile Engineering . ID : 142014007 Green University of Bangladesh .
  2. 2. Name of My Presentation Double Cloth
  4. 4. Objectives There are two objectives in producing double cloths (a) To improve the thermal resistance value of the fabric. (b) To give a good appearance and feel.
  5. 5. What is Double Cloth Double cloths are those fabrics which consist of two layers of threads that are woven one above the other and stitched together.
  6. 6. Characteristic These fabrics consists of a minimum of two series of warp threads, and two series of weft threads, face and back. The upper layer is found by interlacing the face warp threads with the face weft threads, and lower layer by interlacing the back warp threads with back weft threads. They are also known as two ply fabrics.
  7. 7. Classification of double cloth Double cloths are classified into the following categories Self thread stitching. Center thread stitching. Double cloths Stitched by threads interchange. Double cloths Stitched by Cloth inter-change. Alternate single and double ply cloths
  8. 8. Self stitched double cloth these fabrics contain only two series of threads in both directions. one series of warp and weft interlace to form the face fabric and the other series of warp and weft interlace to form the back fabric.
  9. 9. Stitching from back to face 5 F F F F 4 F F F F 3 F F F F 2 F F F F 1 F F F F # 1 2 3 4 5 FACE CLOTH v B iv B iii B ii B i B # i ii iii iv v BACK CLOTH V O O O O O B 5 F F F F F iv O O B O O O 4 F F F F iii O O O O B O 3 F F F F ii O B O O O O 2 F F F F i O O O B O O 1 F F F F # 1 i 2 ii 3 iii 4 iv 5 v DESIGN F= Face cloth, B=Back cloth, O=Stitching back warp with face weft, =Stitching face warp with back weft
  10. 10. Self stitched double cloths produce by I. Stitching from face to back II. Stitching from back to face III. Combination stitching.
  11. 11. End Used Industrial Application I. Hose pipes II. Filter cloths III. Insulation cloths Others Application Internal cloths Overcoats Heavier fabrics used as outer cloth