506QLG

Groz Beckert 506 QLG Industrial Sewing Machine Needles – For Bag Closing on Paper, Polypropylene & Nets

The Groz Beckert 506 QLG is a heavy-duty industrial sewing needle specially designed for bag closing and sack stitching applications. Used in industries handling bulk materials, feed, and packaging, this needle is built for reliability and performance on woven polypropylene, paper bags, and industrial netting.

Featuring a straight profile with a single groove, the 506 QLG is optimised for double lockstitch sewing (Stitch Type Class 300) in high-speed commercial machines. It is widely used for securing the tops of feed bags, transport sacks, and woven industrial packaging.

Key Specifications:

• Needle System: 506 QLG, SY7441, 45:10

• Needle Form: Straight needle with single groove

• Technical Application: Bag Closing

• Stitch Type Class: 300

• Recommended For:

  • Paper sacks

  • Woven polypropylene

  • Laminated packaging materials

  • Industrial nets

Designed for Professional Bag Closing Machines:

This needle is engineered to withstand the high penetration resistance of multi-layer packaging, while delivering secure, clean seams that hold up under the pressure of heavy contents. It’s compatible with a variety of industrial bag closing and sack sewing machines.

Why Choose Groz Beckert Bag Closing Needles:

• German-engineered for durability and consistent performance

• Designed to stitch through tough packaging materials

• Ideal for high-volume production in feed, grain, and industrial packaging sectors

• Trusted by professionals in agricultural and manufacturing industries

• Suitable for both mobile and stationary bag sewing equipment

Applications:

Perfect for sewing:

• Feed bags

• Transport sacks

• Industrial nets

• Paper or plastic-lined packaging

Recommended for:

• Woven polypropylene (PP/PE)

• Multi-ply kraft paper bags

• Laminated bag closing

• Technical sack materials

Groz Beckert 506 QLG – The professional choice for tough, high-volume bag closing. Precision, strength, and reliability. Available now at Infinity Sewing.