Shang gong Industrial Sewing Machine with Four Needles and Six Threads GK5100D-02F-7

The Shanggong sewing machine is specialized in producing smooth, flat seams without bulging, providing a comfortable finish suitable for underwear and sportswear. It features 4 needles and 6 threads, a built-in direct drive motor, a nano-coated needle bar, double differential feed, and an automatic thread trimmer, with speeds of up to 3,500 stitches per minute.

• Zero-Bulge Flat Seam Stitches: Smooth and skin-friendly finish, ideal for underwear and sportswear requiring a soft touch.

• 4 Needles & 6 Threads: Durable construction offering high sewing flexibility and professional-grade finishing for precision production.

• Built-in Direct Drive Motor: Instant response, low noise, and reduced vibration for a comfortable and sustainable working environment.

• Nano-Coated Needle Bar: Oil-resistant, stronger, and more durable, reducing maintenance and extending service life.

• Compact 150mm Cylinder: Allows easy sewing of small-diameter tubes up to 70 mm, such as stockings, tight garments, and sleeves.

• Double Differential Feed: Makes sewing curved seams and complex bindings easier with high precision.

• Automatic Thread Trimmer + Double Knives: Safe and efficient cutting that increases productivity and reduces manual effort.

• Ceramic Thread-Passing Mechanism: Ensures smooth thread flow for softer and more consistent stitches on every piece.

• Maximum Speed: 3,500 stitches/min

• Number of Needles: 4

• Number of Threads: 6

• Stitch Length: 1.6–2.5 mm

• Cylinder Length: 150 mm

• Presser Foot Lift: 0.1–8 mm

• Differential Feed Ratio: 1:0.7–1:0.5

• Design: Direct Drive Motor

Perfect For:

• Underwear & Lingerie Factories

• Activewear & Leggings Manufacturers

• T-Shirt & Knitwear Production Lines

• Yoga Wear & Swimwear Factories

• Children's Clothing & Babywear Factories

• Sock & Stocking Manufacturers