SIRUBA 757K-516M2-35 — 5-Thread Overlock Industrial Sewing Machine
Servo Motor • Fully Submerged
Complete Assembled with Table and Stand Included
& Ready to Sew
The SIRUBA 757K-516M2-35 is a high-performance 5-thread overlock (safety-stitch) industrial sewing machine engineered for continuous, professional use.
Delivered fully assembled with an energy-saving direct-drive servo motor, industrial table, and submerged stand, it delivers low vibration, low noise, and exceptional stitch consistency on medium-weight fabrics such as shirts, uniforms, and general apparel.
General Applications
- General seaming on medium fabrics (shirts, uniforms, knitwear).
- 5-thread safety-stitch seams combining overedge + chain stitch for durable construction.
Key Features
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Patented High-Efficiency Direct Drive (700KD): Integrated machine frame with built-in servo motor for fast response, quiet operation, and easy speed setting.
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Needle Positioning & Built-in Synchronizer: Precise needle up/down control and obstacle-free handwheel for smooth handling.
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Fully Automatic Lubrication: Centralized oiling system with filter for consistent performance and long service life.
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Thread Tension Regulation: Fine-tuned tension ensures balanced, high-speed seams and clean stitch formation.
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Safety & Cooling: Integrated needle and thread cooling with safety stitch setup; includes water safety protector.
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Selectable Stitch Length: Quick dial adjustment for flexible fabric handling.
Sealed Direct-Drive Needle Bar Mechanism
- Dust-free and oil-leakage-free sealed needle bar section keeps work clean.
- Direct-drive design eliminates connecting-rod losses for higher speeds and longer durability.
Active Lubrication System
- Active oil supply for needle bar and upper looper with sealed vacuum return path.
- Outperforms traditional rope-type and drip-type systems for reliable high-speed performance.
Oil-Proof Feed Mechanism (Patented)
- Upgraded double-lip wiper system improves oil-proofing around the feed dog for enhanced durability.
Direct-Drive Feeding Mechanism
- Prevents over-differential feeding — no need for frequent adjustments.
- Reduces mechanical loss for smoother, quieter operation.
New Fabric Trimmer Mechanism
- Low-axis knife holder prevents fabric roll-up after trimming, ensuring clean edge finishes.
Controls & Ergonomics
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Built-in LED Light (Optional): Integrated illumination for precision sewing.
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Fully Submerged Table with Wheels: Low-vibration workstation for stable operation and easy mobility.
Included & Optional Parts
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Included: Machine head (757K-516M2-35), built-in servo motor, control panel, fully submerged industrial table, and stand.
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Feed Dog Options:
- D201 (Standard): 1.6 mm teeth spacing
- D201A (Optional): 0.8 mm spacing for extra-light fabrics
- D201B (Optional): 1.0 mm spacing for lightweight fabrics
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Presser-Foot Fingers (Optional): Short finger for heavy fabrics, long finger for light fabrics — improves feed stability and stitch quality.
Advantages
- Energy-efficient direct-drive system with needle positioning.
- Clean, sealed operation — dust and oil leakage prevented.
- Stable high-speed sewing with active lubrication and cooling system.
- Reduced maintenance thanks to sealed and filtered oil design.
- Delivered fully assembled and ready for production.
Why Choose the SIRUBA 757K-516M2-35
Choose the SIRUBA 757K-516M2-35 for dependable 5-thread safety-stitch seaming, industrial-grade durability, and low-maintenance performance — engineered to keep your production line running fast, clean, and consistent.
