Siruba 737K-WR/LFC-3 3-Thread Spaghetti Strap Overlock Sewing Machine
The Siruba 737K-WR/LFC-3 is a specialised 1-needle, 3-thread industrial overlock machine for producing narrow tubular or spaghetti-style fabric straps. The WR/LFC-3 system is designed for knitted tape and is well suited to swimwear, lingerie and nightwear production.
Siruba 737K-WR/LFC-3 3-Thread Spaghetti Strap Overlock Sewing Machine
A specialised industrial overlock solution for sewing knitted tape and forming it into narrow tubular straps for professional garment production.
Engineered for repetitive industrial strap production, with a production speed of up to 7,500 stitches per minute.
This 1-needle, 3-thread machine overlocks the edge of a knitted fabric strip, while the WR system assists with turning the sewn strip into a narrow tube.
The LFC-3 mechanical feeding device controls tape tension through gear adjustment. A standard folder uses approximately 22.2 mm (7/8 inch) tape to produce an approximately 5 mm finished tube diameter.
What You Can Sew




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Contact us for pricing, machine configuration and availability. Our team can help confirm that the 737K-WR/LFC-3 is suitable for your strap size, fabric and production requirements.
| Brand | Siruba |
|---|---|
| Model | 737K-WR/LFC-3 |
| Machine Type | Spaghetti Strap Overlock Sewing Machine |
| Application Level | Industrial |
| Needle Configuration | 1 Needle |
| Thread Configuration | 3 Thread |
| Stitch Type | Overlock |
| Needle Type | DCX27 #11 |
| Sewing Speed | Up to 7, 500 stitches per minute |
| Feeding System | LFC-3 Mechanical Feeding System |
| Tape Input Width | Approximately 22.2 mm (7/8 inch) |
| Finished Tube Diameter | Approximately 5 mm |
| Suitable Materials | Knitted Tape, Stretch Knit, Swimwear Fabrics, Lingerie Fabrics |
| Applications | Spaghetti Straps, Tubular Shoulder Straps, Swimwear, Nightwear, Lingerie |
| Machine Configuration | Machine Head with WR/LFC-3 Spaghetti Sewing Device |





