Description
The Raytech 41218R Microbrite Balls-3 mm, 5#, 5″ Weight are precision-engineered porcelain media used for polishing and burnishing metal surfaces without the need for steel media. Ideal for fine finishing on delicate parts, these 3 mm porcelain balls are composed of an alumina and silica mix that delivers a smooth, bright finish on softer metals and flat surfaces. Designed for use in vibratory tumblers, they reduce distortion and eliminate impingement marks, making them a top choice for jewelry, edge blanking, and precious metal work.
Features:
- 3 mm porcelain balls made of alumina and silica mix
- Produces bright finishes without steel media
- Delivers single-point contact for very fine finishing
- Ideal for flat surfaces and soft metals
- Compatible with Raytech Compound D
Benefits:
- Prevents impingement marks on delicate parts
- Reduces risk of distortion on lightweight components
- Recommended for precious metal burnishing and fine edge blanking
- Mixing sizes improves vibratory action
- Break-in period ensures long-term polishing efficiency
Technical Specifications:
- Brand: Raytech
- Model: 41218R
- Material: Porcelain
- Grit Type: Very Fine, Fine
- Compatible Material: Metal
- Package Weight: 5 lbs
- Package Dimensions: 6.77 x 6.5 x 6.22 inches
- Country of Origin: USA
- Density: 125 lbs/cu ft






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