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DYYRENT Food-Safe Seafood Filleting Blades | NSF-Certified Sushi & Fish Processing Knives

Seafood Filleting Blades

  • Blade Material: 420J2 Martensitic Stainless Steel
  • Hardness: HRC 54-56 (Edge)
  • Coating: Diamond-Like Carbon (DLC) + Antimicrobial Silver
  • Blade Geometry: 15° Micro-Serrated Edge
  • Certifications: NSF/ANSI 169 / FDA 21 CFR 177.2600
  • Surface Finish: Ra ≤0.2μm Mirror Polish
  • Sanitary Design: Zero Joint/Crevice Construction
  • Vibration Control: 50% Reduction
  • Compliance: HACCP & EU 1935/2004
  • MOQ : 0 units
  • Leadtime :
  • Certification :
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  • In Stock : 0 units
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DYYRENT Hygienic Filleting Blades for Precision Seafood Processing

Food-Grade Material Engineering

  • Core Composition: 420J2 Surgical Steel ASTM A276 Certified
  • Cutting Edge Technology:
    1. DLC Coating (2-3μm thickness)
    2. Ion-Plated Silver Antimicrobial Layer
    3. Electropolished Surface (Ra 0.1-0.3μm)
  • Mechanical Properties:
    • Corrosion Resistance: 1000hr+ Salt Spray Test
    • Tensile Strength: 1,500-1,600 MPa

Sanitary Manufacturing Process with CIP Compatibility

Laser Micro-Edge Sharpening (Trumpf TruMicro 5000)

  • 5-Axis CNC Edge Profiling
  • ±0.02mm Cutting Consistency
  • Automated Optical Inspection

Sanitization Treatment

  • Stage 1: Vacuum Hardening @ 1,050°C
  • Stage 2: Sub-Zero Quenching (-80°C)
  • Stage 3: Passivation Treatment

Performance Comparison vs Commercial Fillet Knives

Metric Standard Blades DYYRENT Blades Improvement
Salmon Yield Rate 82-85% 93-95% +12%
Bacterial Adhesion 1.2×10³ CFU/cm² ≤50 CFU/cm² -96%
Resharpening Interval Every 8 hours Every 50 hours 6× Longer

Industry-Specific Solutions for Seafood Processing

Sushi-Grade Fish Preparation

  • ▶ 0.02mm Precision for Toro Cutting
  • ▶ Production Rate: 120-150 fillets/hour
  • ▶ Meets Japan Food Hygiene Law

Industrial Shellfish Processing

  • ▶ 100% Non-Metallic Contamination Guarantee
  • ▶ Saltwater Corrosion Resistance: IP69K
  • ▶ Waste Reduction: 18-22%

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