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NEWEEK Directly Sales Straight Blade Blade Grinder Hand Push Knife Sharpener 400mm Knife Grinding Machine

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Precision Knife Sharpening: Designed to sharpen straight blade knives up to 400mm in length, ensuring sharp and precise edges for culinary, industrial, or craft applications.
  • Multi-Material Compatibility: Capable of processing various blade materials, including stainless steel, carbon steel, and high-carbon alloys, thanks to its robust grinding mechanism.

Key features

  • 1. Corrosion-Resistant Metal Construction

  • With a sturdy steel/aluminum body, ensure long-lasting durability in heavy-duty environments* compared to plastic-based grinders.

  • 2. Adjustable Grinding Angles

  • With precision-engineered adjustable grinding angles, customize sharpness for different blade types (e.g., chef’s knives, utility blades), enhancing versatility.

  • 3. Extended 400mm Grinding Surface

  • With a 400mm grinding length, handle large blades effortlessly, outperforming shorter models in capacity and efficiency* for professional and home use.

  • 4. Dual-Use Scenario Adaptability

  • Ideal for both home chefs (quick knife sharpening) and commercial kitchens (high-volume blade maintenance), offering consistent performance across scenarios.

  • 5. Industrial-Grade Precision Standards

  • Built to industrial safety and precision standards, ensuring reliable operation in workshops, manufacturing, and educational settings.

Product details

NEWEEK Directly Sales Straight Blade Blade Grinder Hand Push Knife Sharpener 400mm Knife Grinding Machine

The NEWEEK Straight Blade Grinder is a precision tool designed for efficient knife sharpening and blade maintenance. Built with a robust metal frame and featuring adjustable cutting parameters, it combines durability with versatility to meet diverse industrial, culinary, and artistic needs.

Technical specifications

FeatureSpecificationApplication Scenario
Material ConstructionSteel/Aluminum alloy bodyEnsures structural stability in heavy-use environments
Grinding Length400mmProcesses long blades (e.g., butcher knives, industrial cutlery)
Motor Power750W high-torque motorDelivers consistent performance for repetitive tasks
Adjustable Cutting Head0°–45° angle adjustmentCustomizes grind profiles for serrated or straight blades
Modular DesignInterchangeable grinding wheelsAdapts to materials like steel, ceramic, or composite blades

Customization guide

Adjustable cutting depth and tool attachments allow customization for specific blade types and material thicknesses, meeting specialized needs in culinary, industrial, or artistic applications.

Get inspired

With its compact footprint and precision engineering, this grinder is ideal for workshops, commercial kitchens, or small-scale manufacturers. Whether sharpening chef’s knives or engraving intricate designs, it ensures consistent results across diverse tasks.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Precision Tolerance±0.2mm±0.17mm (+15%)±0.14mm (+30%)
Grinding Speed1000 RPM1200 RPM (+20%)1500 RPM (+50%)
Motor Load Capacity5kg7kg (+40%)10kg (+100%)
Material CompatibilityStandard metalsMetals + ceramicsMetals, ceramics, composites

Supplier's note

  1. Technical Breakthroughs:

    • Precision Tolerance: The Pro Model’s ±0.14mm tolerance exceeds industry standards, enabling surgical-grade blade sharpness.
    • Modular Design: Interchangeable grinding wheels reduce downtime by 30% when switching between materials.
    • High-Torque Motor: The 750W motor ensures stable performance even under prolonged use, outperforming traditional 500W models.
  2. Version Selection Guide:

    • Base Model: Ideal for small workshops or home use where basic sharpening suffices.
    • Advanced Model: Recommended for medium-scale operations (e.g., commercial kitchens) needing ceramic blade compatibility.
    • Pro Model: Perfect for industrial or precision applications requiring ultra-fine tolerances (e.g., surgical tool manufacturing). With its 1500 RPM speed, it outperforms competitors by 20% in high-volume tasks.

Frequently asked questions

  • Which knife grinder model is best for small workshops or home use?

  • How do I clean and maintain the cutting head of the knife grinder?

  • Stainless steel vs carbon steel blades: Which is better for this grinder?

  • Can I customize blade angles or attachments for specific sharpening tasks?

  • Is the NEWEEK grinder CE-certified for industrial safety standards?

  • Why choose a 400mm blade length for knife sharpening?

  • Can this grinder handle both hard and soft metals?

  • What’s the warranty and support for the NEWEEK knife grinder?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Blade LengthSharpening large kitchen/industrial knivesIndustry: 300mmOur Base: 400mm ▲Our Advanced: 450mm ▲▲
(Supports up to 450mm blades, ideal for chef’s knives)
Noise LevelHome workshops, noise-sensitive settingsIndustry: 85 dBAOur Base: 75 dBA ▲Our Advanced: 68 dBA ▲▲
(Quieter than a vacuum cleaner)
Precision (Cutting Accuracy)Surgical/precision tool sharpeningIndustry: ±0.1mmOur Base: ±0.05mm ▲Our Advanced: ±0.02mm ▲▲
(Meets ISO 2768-m tolerance standards)
Material DurabilityIndustrial/outdoor useIndustry: Steel frameOur Base: Reinforced aluminum ▲Our Advanced: Stainless steel + anti-corrosion coating ▲▲
(Resists rust in humid environments)
Motor PowerHeavy-duty grinding tasksIndustry: 500WOur Base: 750W ▲Our Advanced: 1000W ▲▲
(Handles tougher materials without overheating)
Adjustability RangeCustom knife sharpeningIndustry: 0–3mmOur Base: 0–5mm ▲Our Advanced: 0–8mm ▲▲
(Adjusts to different blade thicknesses)

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