PROCUREMENT OF SEWING MACHINERIES

Chain stitch machine • Machine type - chain stitch sewing machine • Stitch type- Chain stitch • Number of threads- 1, 2 or 3 threads, depending on machine • Needle- Single needle / special chain-stitch needle • Maximum sewing speed- 3,000–6,000 stitches/min • Stitch length- Approximately 1–5 mm, adjustable • Needle bar stroke- Approximately 30–35 mm • Presser foot lift- Approximately 5–7 mm • Bed type- Flat-bed or cylinder-bed, depending on application • Feed mechanism- Drop feed / differential feed depending on model • Motor- Servo motor, typically 400–750 W • Power supply- 220–240 V, single phase • Lubrication- Automatic or manual, model dependent • Application- Garments, knitwear, underwear, hemming, joining and decorative seams • Machine material- Heavy-duty cast iron/industrial frame • Suitable fabrics- Light, medium and knitted fabrics • Stitch formation- Thread loop is formed below the fabric and interlinked with the next stitch

Top and bottom cover stitch machine(Flat lock Stitch) • • Machine type- top & bottom cover stitch machine • • Stitch type- Cover stitch / chain stitch • • Needles- 2 or 3 needles • • Threads- 3, 4 or 5 threads, depending on configuration • • Needle arrangement- Multi-needle • • Maximum sewing speed- 4,000–6,000 stitches/min • • Stitch length- Approximately 1.4–4.4 mm, adjustable • • Needle gauge- Typically 2.5–6.4 mm • • Feed mechanism- Bottom feed; differential feed where provided • • Top cover thread- Separate top-cover thread mechanism • • Looper- Bottom cover-stitch looper • • Presser foot lift- Approximately 5–7 mm • • Lubrication- Automatic/semi-automatic lubrication • • Motor- Servo motor / direct-drive motor • • Motor power- Typically 400–750 W • • Power supply- 220–240 V, single phase • • Bed type- Flat-bed • • Fabric type- Knitted, stretch and medium-weight fabrics • • Stitch adjustment- Stitch length and differential feed adjustment • • Thread trimming- Available in advanced automatic models • • Needle cooling- Available in some high-speed models

5 Thread over lock machine • Machine type 5-thread overlock / safety stitch machine • Number of threads 5 • Needles 2 needles • Loopers 3 loopers • Stitch type 2-thread chain stitch + 3-thread overedge stitch • Maximum sewing speed 5,000–7,000 stitches/min • Stitch length Approximately 1.0–4.0 mm, adjustable • Overedge width Approximately 3–6 mm, depending on model • Needle gauge Typically 3.2–5.6 mm • Differential feed Available; adjustable • Presser foot lift Approximately 5–7 mm • Lubrication Automatic lubrication • Motor Servo motor / direct-drive motor • Motor power Typically 550–750 W • Power supply 220–240 V, single phase • Bed type Flat-bed • Thread trimming Available in automatic models • Fabric thickness Light to medium/heavy fabrics, depending on model • Suitable fabrics Woven and knitted fabrics

Straight knife cutting machine • Machine type- straight knife fabric cutting machine • Knife type- Vertical straight reciprocating knife • Knife height- 6–12 inch (150–300 mm), depending on model • Cutting capacity- Up to approximately 150–300 mm fabric lay, depending on fabric • Knife stroke- Approximately 20–40 mm • Knife speed- Approximately 3,000–4,000 strokes/min • Motor power- 0.5–1.0 HP (approximately 400–750 W) • Motor type- Electric motor • Power supply- 220–240 V, single phase • Base plate- Steel/aluminium base plate with smooth surface • Sharpening system- Built-in automatic/semi-automatic knife sharpener • Knife lubrication- Automatic/manual lubrication, depending on model • Handle- Ergonomically designed operating handle • Safety device- Knife guard and safety switch • Cutting direction- Forward and backward movement