12 lbs Black Beauty® Medium Glass Media Abrasive 12/30 Mesh for Sandblast Cabinet BLACK BEAUTY® GLASS abrasives are utilized in a wide range of applications including removal of surface coatings such as rust, paint, and scale from a variety of substrates, especially stainless steel, aluminum, concrete, bricks, and wood.Medium grade BLACK BEAUTY® GLASS Abrasives: For industrial applications, bridges, tanks, steel construction, and fabrications, where a reduced profile is desired.Medium Grit 12/30 Glass Blast Media*Minimum suggested nozzle size of 3/16 in. and under standard blasting conditions will achieve a 1.5-2.5 Mils profile*Quantity: 12 lb bagFeatures and Benefits:Less than 1% free silicaNon-reactive, chemically inertUniform densityProduces white metal finishIncreased visibility & productionPasses 40CFR 261.a (TCLP)Passes CaliforniaTitle 17 (CARB)QPL Approved: MIL-A-2262B(SH)SSPC AB-1Product Data:Low Free Silica: less than 1%Particle Shape: angularHardness: 6-7 on the Moh’s scaleBulk Density: 65-85 lbs per cubic footSpecific Gravity: typically 2.5Moisture Content: less than 0.5%Chemical Analysis (Typical):Silicon Dioxide: 66-88%Iron Oxide: <0.5%Aluminum Oxide: 0.00-7%Calcium Oxide: 0.0-15%Magnesium Oxide: 0.0-5%Potassium Oxide: 0.0-5%Titanium Oxide: 0.0-1%Silicon Dioxide, Crystalline: <1%Manganese: 0.0-0.001ppmBeryllium: 0.0-0.001ppmCadmium: 0.0-0.001ppmWARNING! This product can expose you to chemicals including sili_crys_airbo_partic_of_respirable_siz, tit_dio_airb_unb_part_of_respirable_size, cadmium, and beryllium, which is known to the state of California to cause cancer, reproductive harm, or respiratory irritation. Wash hands after handling.BLACK BEAUTY® is a registered trademark of Harsco Technologies, LLC and is used with permission. All Rights Reserved.