Name: 4 1/2" Cup Stone Disc
Brand: Fepy
SKU: 12750-NOS
Price: 16.00 AED
Availability: InStock

Question 1

What is the 4 1/2\" Cup Stone Disc and what is it designed to do?

Accepted Answer

The 4 1/2\" Cup Stone Disc is a durable, cup-shaped grinding and polishing tool intended to smooth and finish a variety of materials. It’s designed for grinding and polishing surfaces and can be mounted on grinders that accept a 4 1/2" cup disc. It’s suitable for metal, wood, stone, and other common materials.

Question 2

Which materials can I grind or polish with this disc?

Accepted Answer

This disc is designed for use on metal, wood, stone, and other common materials. For best results, choose the appropriate abrasive grit and follow safe grinding practices tailored to the material you’re working on.

Question 3

How do I install this disc on my grinder?

Accepted Answer

Power off the grinder, verify compatibility with a 4 1/2" cup disc, place the disc on the spindle, and secure it with the appropriate flange or nut. Ensure the grinder’s guard is in place and spin the disc by hand to check for wobble before powering up.

Question 4

What are the key specifications of this cup stone disc?

Accepted Answer

Diameter: 4 1/2 inches. Type: cup stone disc. Purpose: grinding and polishing. Material quality: designed for durability and consistent results across metal, wood, stone, and other materials.

Question 5

What is the recommended usage technique to get a smooth finish?

Accepted Answer

Use light to medium pressure and maintain a steady, low-to-moderate speed. Move the disc in overlapping passes (often in a cross-hatch pattern) to avoid gouging. Keep the work cool to prevent overheating and change grits as you progress toward a finer finish.

Question 6

What are practical use cases for this disc?

Accepted Answer

Ideal for deburring, grinding, and polishing metal surfaces, smoothing wooden surfaces, and finishing stone or ceramic substrates. It’s useful for prep work before coatings or sealants and for restoring small workpieces or edges that require a uniform finish.

Question 7

What safety measures should I follow when using the disc?

Accepted Answer

Wear eye protection, hearing protection, and gloves. Inspect the disc for cracks or damage before use. Ensure the grinder guard is in place and that you’re using appropriate speed and pressure. Secure the workpiece and avoid overheating the material.

Question 8

How does this 4 1/2\" cup stone disc compare with the 5\" cup stone disc on Fepy?

Accepted Answer

The 5" disc covers a larger surface area, making it faster for bigger, flat surfaces, while the 4 1/2" disc is more maneuverable in tighter spaces. They share the same cup-disc design and intended用途, but choose based on project size and access. Compare it here: https://fepy.com/product/5-inch-cup-stone-disc

Question 9

How does this disc compare with the 4-inch and 3-1/2-inch cup stone discs on Fepy?

Accepted Answer

The 4-inch and 3-1/2-inch options offer similar grinding/polishing capabilities with differing surface areas. Smaller discs provide better reach in confined areas, while larger discs cover more area more quickly. See options here: 4-inch: https://fepy.com/product/4-inch-cup-stone-disc, 3-1/2-inch: https://fepy.com/product/3-1-2-inch-cup-stone-disc

Question 10

What is the return policy if I’m not satisfied with this disc?

Accepted Answer

If you’re not satisfied, you can initiate a return within the terms of Fepy’s standard return policy for unused items in original packaging. Contact customer support within the allowed window to begin the process.

Question 11

What tips help maximize the disc's life and performance?

Accepted Answer

Keep the disc clean and free of debris, avoid excessive heat by moderating speed and pressure, store it in a dry place, inspect for cracks before each use, and replace if any damage is observed to prevent unsafe operation.

Question 12

What accessories or compatible tools should I consider alongside this disc?

Accepted Answer

Consider compatible polishing compounds or grits appropriate for your material, protective guards, and a suitable cooling approach (water or lubricant if recommended for your material). Pairing with the right grip and mounting hardware helps maximize performance and safety.

4 1/2" Cup Stone Disc

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Specification

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