Feature

●Select from 10 different grinding ball materials to suit your application
●Replacement agate grinding ball for grinding vial set 04575-93
●Extremely high resistance to abrasion and very long wearing with moderate efficiency
●Ideal for grinding and mixing samples when organic and metallic contamination are equally undesirable
●Handmade from flawless Brazilian agate


Description

Optimize performance of your Spex SamplePrep Freezer/Mill grinding vial sets with a wide range of grinding ball options suitable for your application. Hardness: Mohs 6 to 7; Knoop 550 to 800. Typical composition: Major element ? Si; Minor elements ? Al, Na, Fe, K, Ca, Mg

• Measures 1/4" (6.35 mm) in diameter
• 1 year warranty
• Crush, grind, and mill various materials