DK 2500 - SY 7713 - SGX7713

Groz Beckert DK2500 / SY7713 Industrial Bag Closing Needles – R Point – For Paper & Woven Polypropylene Bags

The Groz Beckert DK2500 (also known as SY7713 / SGX 7713 / 52:37) is a robust industrial sewing needle specifically designed for bag closing applications using lockstitch (Stitch Type Class 300). It features a regular round point (R) that provides slightly sharp penetration, making it suitable for paper sacks, woven polypropylene, coated materials, and soft industrial fabrics.

Whether you're sealing animal feed bags, fertiliser sacks, or netted transport packaging, this needle delivers the strength, stability, and penetration power required for clean and secure seams.

Customary Needle Designations:

SGX 7713, SY 7713, DK2500, 52:37

Technical Specifications:

• Point Style: R – Regular Round Point (slightly sharp)

• Further Point Designations: SET, RD, R

• Shank Diameter: 3.94 mm

• Length to Eye: 54.9 mm

• Needle Form: Straight with single groove

• Type of Coating: Chromium for high durability and reduced friction

• Stitch Type Class: 300 – Lockstitch

• Technical Application: Bag Closing

Recommended For:

✔ Paper sacks
✔ Woven polypropylene materials
✔ Coated fabrics
✔ Artificial leather

Common Applications:
✓ Animal feed bags
✓ Transport sacks
✓ Fertiliser packaging
✓ Industrial netting

Why Choose Groz Beckert DK2500 Needles?

Designed to endure demanding bag closing environments, Groz Beckert DK2500 needles offer high strength, excellent needle penetration, and consistent stitch formation on thick and coated substrates. The R point ensures a clean hole without excess tearing, even in rigid materials, making this needle ideal for high-speed production lines.