Jiygo Refractory & Abrasive Ltd.

It's a brown fused aluminum oxide obtained from the refuction of high quality bauxite in an electric arc furance . Due to its toughness, is recommended for use in bonded abrasives(grinding wheel,cutoff wheel,points,etc...) , coated abrasives (paper & cloth),blasting abrasives, as well as refractory applications.<br />
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TYPICAL CHEMICAL ANALYSIS<br />
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Al2O3:    95.62%                          Na2O: 0.07%<br />
TiO2:       2.84%                             K2O:   0.05%<br />
SiO2:       0.78%                            CaO:       0.11%<br />
Fe2O3:    0.20%                            MgO:      0.33%<br />
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TYPICAL PHYSICAL PROPERTIES<br />
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Specific Gravity : 3.92 g/cc<br />
Melting Point : 2020 ºC<br />
Toughness : 50 (ANSI-B74.8 1987)<br />
Bulk Density : 1.67 - 1.77 g/cc<br />
Crystal Structure : α-alumina macro crystals from<br />
trigonal class,hexagonal system<br />
Color: Brown<br />
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HIGH DENSITY PRODUCTS - RANGE (g/cc)<br />
GritMin - MaxGritMin - Max<br />
161.98 - 2.08601.77 - 1.87<br />
201.94 - 2.04701.74 - 1.84<br />
241.91 - 2.01801.69 - 1.79<br />
301.88 - 1.98901.67 - 1.77<br />
361.82 - 1.921001.67 - 1.77<br />
461.80 - 1.901201.65 - 1.75<br />
541.79 - 1.89<br />
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AVAILABLE SIZES<br />
Mesh:Refractory Split Sizes<br />
Marco:16, 20, 24, 30, 36, 46, 54, 60, 70, 80, 90, 100, 120, 150, 180, 220 grits<br />
Micro:F240, 280, 320, 360, 400, 500, 600, 800, 1000, 1200 grits<br />
OthersOther Sizes Available Upon Request