The durability, stitch quality, and versatility of the 70-D3B-2 is what makes it so popular for continuous processing applications. If the backbone of the Merrow Butted Seam line and can be configured with a number of options to accommodate any application.

Merrow's 5/8" Butted Seam is used to sew cotton duck and dense woven cloth. The width of the stitch prevents the seam from unraveling the cloth and the low profile makes the seam nearly invisible to processing machinery.

Fabrics & Processes

The 70-D3B-2 (and variations) will sew: Woven Fabric, Knit Fabric, Terry Towel, Denim, Technical Textiles, and Nonwovens

The 70-D3B-2 (and variations) is used in the following processes: Continuous Bleaching, Mercerising, Scouring, Washing, Drying, Pad & Steam Dyeing, Printing, Steaming, Shrinking (Sanforizing), Finishing, Tubular Processing, Slitting & De-twisting, Heat Setting, Napping & Shearing, Singeing, Calendering

• Operating Speed: 2250 rpm
• Stitch Width: 16mm (5/8")
• Stitch Range: 101mm - 305mm (4-12 spi)
• Standard Needle: Merrow 8sdt
• Merrow Needle Range: Merrow 3sdt - 8sdt
• Federal Stitch Type: 501
• Motor Required*: 1725 rpm, 60 Hz, 1/2 hp, 110 or 220 volts, 1 or 3 phase
• Number of Threads: Single Thread