Roalox  Alumina-Fortified Grinding Jars  Our ceramic jar bodies have been formulated to provide about 4 times the wear rate of our competitors porcelain jars. Lower silica content cuts silica contamination by more than half. High-strength, impact-resistant composition minimizes chipping and breakage.
	Features: Positive lid locking bar and hand well for quick, easy opening and closing. Precision ground cover and gasket seat assure leak-proof fit. Wide mouths for fast emptying, cleaning, loading. Gaskets are oil, solvent and chemical-resistant Neoprene rubber. Inside surfaces are unglazed.

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High Alumina Grinding Jars Features: Same design features as Roalox Mill Jars Ultra-high fired ceramic body composed primarily of high-grade aluminum oxide. Extremely high abrasion resistance, long service life, negligible contamination factor. Recommended where silica contamination must be held to an absolute minimum Polyurethane-coated body minimizes breakage.

Jar Volume* Approximate Outside Dimensions (inches)   Jar Size Gals. Liters Diameter Jar Height Overall Height Mouth Opening Appx Net Weight-lbs 00 0.3 1.0 6-3/8 5-3/8 7 3-11/16 5.5 1 1.5 5.6 9-1/2 8-1/2 12-1/4 7-1/8 23.0 3 3.3 12.4 13 10-3/8 13-1/2 9-3/4 45.0

*Volumes are  Â± 10%Vitonâ„¢ of Dupont Dow Elastomers

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Gaskets Gaskets of solvent-proof Solovflex (water soluble PVA), Vitonâ„¢ and other materials are available for Models 774, 773 and 611.

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GRINDING MILL JARS - LINED & UNLINED Unlined Stainless Steel Jars Available in 7 standard sizes in Type 304 Stainless Steel, with or without internal lifter bars. Easy to use, fast cleaning. Features wide mouths, curved inside comers Model 611 (without Lifter Bars) and Model 611L (with Lifter Bars) Unlined Steel Grinding Jars

*Volumes are ± 5%

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Lined Steel Grinding Jars

Features: All sizes have quick-change snap-in liners This feature is especially significant when varied materials are milled and cross contamination must be avoided Using a separate liner for each material protects the product, saves clean-up time, reduces number of jars required. Note: Cover liners are not snap-in; a different cover is needed for use with each liner Jars are carbon steel Recommended where silica contamination must be held to an absolute minimum Buna-N, EPDM , Low-Ash rubber, Neoprene, and Polyurethane liners are available

Model 612A (Low Ash), 612B (Buna-N), 612E (EPDM),
12N (Neoprene), 612P (Polyur hane) Lined Steel Grinding Jars

	Jar Volume*		Approximate Outside Dimensions (inches)
Jar Size	Gals.	Liters	Diameter	Jar Height	Overall Height	Mouth Opening	Appx Net Weight-lbs
00	0.3	1.0	6-1/4	4-1/4	6-1/2	3-1/2	8
0	0.5	1.8	6-1/4	5-1/2	7-1/2	3-1/2	10
1	1.3	5.0	8-1/4	7-3/4	10-7/8	5-1/8	11
2	2.3	8.7	10-1/4	8-1/2	11-5/8	6-1/8	14

Volumes are ± 5%

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Stainless Steel Discharge Covers Discharge covers are made of stainless steel with a lip for convenient pouring, Grinding media is retained while product is drawn off. Available for all jars except size 000. When ordering, specify size jar model on which cover will be used.

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