The Kalamazoo BG448 4 x 48 inch commercial belt grinder is a robust commercial grinder designed for heavy-duty grinding tasks. Featuring a powerful 3 HP motor, a large 4 x 48 inch abrasive belt, and an 8-inch x 4-inch serrated 70 duro contact wheel, it excels at weld grinding and is perfect spot weld grinder applications. This grinder efficiently handles material removal, beveling, deburring, tool sharpening, and contouring, making it ideal to grind down welds. Whether you’re working on knives or other metal projects, the BG448 delivers industrial performance.

3HP Motor Specifications

Electrical Specifications:

  • Single Phase (1PH):
    • Voltage: 110V/220V
    • Full Load Amps (FLA): 24/12 amps
  • Three Phase (3PH):
    • Voltage: 220V/440V
    • Full Load Amps (FLA): 8.4/4.2 amps

Mechanical Specifications:

  • Belt:
    • Size: 4″ x 48″
    • Speed: 7200 SFPM
  • Table:
    • Size: 8″ x 8″
    • Material: Cast iron
    • Adjustment: 0°- 45° for diverse projects
  • Head:
    • Adjustable grinding head: Tackles any angle (vertical to horizontal)
  • Belt Changes:
    • Quick belt changes
    • Preset tension
    • Simple rotary on/off switch
  • Frame:
    • Material: Steel
    • Features: Durability and stability
  • Platen:
    • Replaceable
    • Size: W 4″ x H 10″ for long-lasting performance
  • Contact Wheel:
    • Type: Serrated
    • Size: 8″ x 4″
    • Hardness: 70 duro

Shipping Dimensions:

  • BG448:
    • Weight: 140 lbs
    • Dimensions: L 27″ x W 27″ x H 33″
    • Shipping weight and dimensions may vary
  • BG448S (with stand):
    • Weight: 300 lbs
    • Dimensions: L 43″ x W 40″ x H 62″
    • Shipping weight and dimensions may vary

Additional Information:

  • Made in USA

Deburring, Cleaning, & Prep:

Efficiently removes burrs and sharp edges from metal and other materials, including rust removal. Prepares surfaces for further processing or finishing, including weld grinding.

Tool Sharpening & Refinement:

Sharpens a variety of tools, ensuring they maintain their cutting edge. Refines tools to precise specifications for optimal performance.

Rough to Fine:

Capable of handling both rough grinding and fine finishing tasks, this grinder provides a smooth transition from coarse to fine work, ensuring high-quality results. It’s the perfect spot weld grinder for various applications, including grinding down welds.

Diverse Materials:

Suitable for use with a wide range of materials, including ferrous and non-ferrous metals. Versatile enough to handle different types of projects and materials, including contour grinding.

Efficient Workflow:

Streamlined design for quick and easy belt changes, minimizing downtime. Preset tension and simple rotary on/off switch enhance operational efficiency. Multi-position head and adjustable table allow for flexibility in handling various angles and project requirements, supporting high-speed grinding.

High Performance:

  • Powerful Motor: The 3HP motor delivers robust performance for demanding tasks.
  • High Speed Grinding: With a belt speed of 7200 SFPM, it ensures efficient material removal and finishing.

Versatility:

  • Adjustable Table: The 8″ x 8″ cast iron table adjusts from 0° to 45°, accommodating various project needs.
  • Adjustable Grinding Head: Allows for grinding at any angle, from vertical to horizontal, making it ideal for contour grinding.

Ease of Use:

  • Quick Belt Changes: Designed for fast and easy belt replacements, minimizing downtime.
  • Preset Tension: Ensures optimal belt tension for consistent performance.
  • Simple Controls: Features a rotary on/off switch for straightforward operation.

Durability:

  • Durable Construction: The steel frame provides stability and long-lasting durability.
  • Replaceable Platen: The 4″ x 10″ platen can be replaced to extend the grinder’s lifespan.
  • Serrated Contact Wheel: The 8″ x 4″ wheel with 70 duro hardness ensures reliable performance.

Efficiency:

  • Efficient Workflow: The streamlined design enhances productivity and reduces operational delays.
  • Diverse Applications: Suitable for deburring, cleaning, prep, tool sharpening, rust removal, and refinement across various materials.

Made in USA:

  • Quality Assurance: This commercial grinder is manufactured in the USA, ensuring high standards of quality and craftsmanship.

Regular maintenance of your Kalamazoo BG448 Belt Grinder ensures optimal performance, longevity, and safety. Use this checklist as a guide to keep your grinder in top working condition.

Daily Maintenance

  • Inspect the Sanding Belt
    • Check for wear, fraying, or damage. Replace it if necessary.
  • Clean the Machine
    • Wipe down surfaces to remove dust, debris, and grinding particles.
    • Clear any buildup near the belt, rollers, and motor housing.

Weekly Maintenance

  • Inspect Contact Wheel and Idler Pulley
    • Examine rollers for wear or damage. Ensure they spin freely without wobbling.
  • Tighten Bolts and Fasteners
    • Ensure all bolts, screws, and fasteners are secure.

Monthly Maintenance

  • Comprehensive Cleaning
    • Disassemble removable components and clean thoroughly.
  • Inspect Entire Machine
    • Conduct a full inspection of all parts, including the frame, motor, and belt system.
  • Replace Wear Components
    • Proactively replace any worn parts, such as rollers, belts, and bearings. 

Pro Tips for Maintenance

  • Always unplug the machine before performing any maintenance.
  • Use manufacturer-recommended parts and lubricants to ensure compatibility.
  • Record maintenance activities in a log to track the machine’s upkeep.

By following this maintenance checklist, you can maximize the efficiency and lifespan of your Kalamazoo BG448 Belt Grinder while ensuring safe operation.