
Kalamazoo S4SWB Wet Lapping Machine
The S4SWB 4″ x 36″ Lapping Machine is a powerful and compact tool designed for smooth, precise surface finishing. As a small lapping machine, it’s perfect for metallurgical labs where inspecting metal samples requires clean, polished surfaces. With the right belt, this machine works as the best metal polisher, helping technicians prepare materials for close inspection. Whether you’re doing wet sanding or using it as part of your lapping equipment, the S4SWB delivers reliable results in a small footprint, making it one of the most versatile tools in any lab.
The S4SWB Lapping Machine is a smart, compact tool that helps you get smooth, clean surfaces every time. It’s a great fit for metallurgical labs and other places where wet sanding and surface prep are important. As a small lapping machine, it’s easy to use and powerful enough to handle tough jobs. With the right belt, it also works as the best metal polisher, making it a valuable part of your lapping equipment.
Benefits:
- Compact size fits easily on lab benches or workstations
- Designed for wet sanding to reduce heat and dust
- Prepares metal samples for accurate inspection and testing
- Works with a variety of abrasive belts for different finishes
- Easy belt changes and tracking for smooth operation
- Durable construction for long-term use in labs and shops
- Helps achieve flat, polished surfaces for better analysis
- Reduces surface contamination during sample prep
- Ideal for polishing, deburring, and fine finishing
- Reliable performance with minimal maintenance
- Great for training environments due to simple controls
- Supports consistent results across multiple materials
- Built with high-quality components for industrial use
- Made in the USA for trusted craftsmanship and support
Motor:
- 1/2 HP 1PH 110v
- 1PH FLA: 115V 7.4 amps
- 1PH pump amp draw: 1.1 amps
Belt:
- Size: 4″ x 36″
- Will accommodate different belt types
Work Area:
- 4″ W x 6″ D
Additional Features:
- Parts tray with replaceable rubber mat
- Removable and replaceable steel work stop
- Self-contained coolant tank & pump
- Heavy-duty steel construction
- Flexible coolant nozzle with flair tip and shutoff ball valve
- Quick belt change
- Pre-set belt tension
- Quick belt tracking
Shipping:
- Dimensions: L 44″ x W 35″ x H 24″
- Weight: 175 lbs.
- Shipping weight and dimension are subject to change
Additional Information
- One-year warranty
- Made in the USA
- 12-P general purpose steel stand
The S4SWB Lapping Machine is built to handle a wide range of tasks in metallurgical labs and other workspaces where wet sanding is needed. This small lapping machine is easy to use and helps you get clean, polished surfaces for accurate inspection. Whether you’re preparing metal samples or finishing parts, this machine is part of the best metal polisher and lapping equipment lineup for reliable results.
Tasks You Can Do with the S4SWB:
- Polish metal samples for inspection and testing
- Prepare surfaces for metallurgical analysis
- Perform wet sanding to reduce heat and dust
- Smooth out rough edges and burrs on small parts
- Clean and finish surfaces for better visual clarity
- Achieve flat, even surfaces for precise measurements
- Switch belts easily for different sanding or polishing needs
- Use in training labs for hands-on learning
- Support consistent surface prep across multiple materials
- Deburr parts before assembly or coating
- Improve surface quality for microscopic inspection





