4 x 48 Inch Commercial Grinder – BG448

Motor Specifications

• Motor: 3 HP

• Phase Options:

  • Single Phase (1PH): 110V/220V — Full Load Amps (FLA): 24/12

  • Three Phase (3PH): 220V/440V — Full Load Amps (FLA): 8.4/4.2

Belt System

• Belt Size: 4″ × 48″

• Belt Speed: 7,200 SFPM

• Belt Change: Quick-change system with preset belt tension

• Controls: Simple rotary ON/OFF switch

Work Table & Platen

• Table Size: 8″ × 8″

• Table Material: Cast iron

• Table Adjustment: 0°–45° tilt range

• Platen: Replaceable, 4″ (W) × 10″ (H)

Head & Contact Wheel

• Adjustable Grinding Head: Positions from vertical to horizontal

• Contact Wheel: 8″ × 4″, standard serrations, 70 durometer

Construction

• Frame Material: Heavy-duty steel for durability and stability

Shipping Information

• BG448 (Base Unit): 27″ (L) × 27″ (W) × 33″ (H), 140 lbs

• BG448S (With Stand): 43″ (L) × 40″ (W) × 62″ (H), 300 lbs

• Shipping weight and dimensions may vary

Country of Origin

• Made in USA

• VFD – Variable Frequency Drive
• KB44850 – 4″ x 48″, 50 grit, general-purpose aluminum oxide sanding belts (sold in packs of 10)
• KB44880 – 4″ x 48″, 80 grit, general-purpose aluminum oxide sanding belts (sold in packs of 10)
• KB448100 – 1″ x 42″, 100 grit, general-purpose aluminum oxide sanding belts (sold in packs of 10)

The Kalamazoo BG448 is built for tough jobs and precise results, making it a must-have for any industrial shop. This commercial grinder is perfect for grinding, deburring, and finishing a wide range of materials including steel, stainless, and aluminum. Whether you operate a large metal manufacturing company, handle aluminum custom fabrication, or run busy metal fab shops, the BG448 delivers consistent, high-quality results. Its power, speed, and adjustable design make it ideal for heavy stock removal and detailed precision metal fabrication work.

Applications:

• Metal preparation: Smooths welds, edges, and joints for cleaner assembly and finishing.

• Part shaping: Ideal for creating uniform contours and consistent dimensions.

• Deburring and finishing: Removes sharp edges and burrs from fabricated metal parts.

• Tool and die work: Provides fine control for reshaping and polishing tools and dies.

• Aluminum fabrication: Handles aluminum custom fabrication projects with clean, accurate results.

• Production grinding: Built for continuous use in metal fab shops and metal manufacturing companies needing reliable, high-speed performance.