Molded in clear acrylic, these scratch-resistant, lightweight acrylic balls are entirely transparent, versatile, and exhibit great resistance to breakage. Many manufacturers also use them as light-load ball bearings.
- Acrylic
- Excellent material to use in many craft applications
- Specific gravity: 1.17 to 1.20
- Hardness (Rockwell M): 80 to 100
- Cubic inches per pound: 23.1 to 23.7
- Water absorption in 24 hours: 0.04% to 0.3%
- Not to be used with strong alkalis
- Maximum temperature: 140°F to 200°F
- Tolerance: ±0.002"