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440 C SS vial and cap liner, SS screw-on cap with O-ring, and two 1/2" (12.7 mm) and four 1/4" (6.35 mm) stainless steel balls.
Optimize performance of your Cole-Parmer® Freezer/Mill® grinders with a wide range of vial sets suitable for your application.
440C stainless steel is high durability and efficiency with moderate resistance to abrasion. Ideal for grinding hard, brittle samples to an analytical fineness in the Mixer/Mill® grinders. Vial is great for blending powders and mixing emulsions, and is suitable for slurry grinding.
Hardness: Mohs 5-5 ½; Rockwell – C 55-60
Typical composition: Major Elements – Fe, Cr; Minor Elements – Ni, Mn, S, Si
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