Abrasives
About the product
Product lineup
| Lineup | Feature |
|---|---|
| A | A standard brown electrofused-alumina abrasive. |
| WA | A high-purity white electrofused-alumina abrasive, suited for applications that must avoid heating. |
| SA | A single-crystal abrasive grain, suited for hard materials. In addition to a grade for general use, there are grades for resinoid bonded grinding wheels and coated abrasives. |
| PW | A pink lavender color, improved WA, having a longer life span. |
| SM | Having compact structure, a very tough cylindrical brown sintered alumina abrasive. |
| SR | Having compact structure, a very tough cylindrical high-purity white sintered alumina abrasive. A non-fixed form grade, “SR-3” is also available. |
| C | A standard black silicon carbide abrasive. A grade for coated abrasives is also available. |
| GC | A high-purity green silicon carbide abrasive. |
Alumina abrasive grains / Typical properties
| Name | Product name | Al203(wt%) | SiO2(wt%) | Fe2O3(wt%) | TiO2(wt%) | Toughness | Knoop hardness | Bulk density | Characteristics |
|---|---|---|---|---|---|---|---|---|---|
| Morundum | A-40 | 96.5 | 0.5 | 0.1 | 2.3 | regular | 2020 | mid | Brown fused alumina abrasive |
| Morundum | A-43 | 96.5 | 0.5 | 0.2 | 2.3 | regular | 2020 | mid | Brown fused alumina abrasive |
| Morundum | A-47 | 96.5 | 0.5 | 0.1 | 2.3 | friable | 2020 | low | Brown fused alumina abrasive |
| White Morundum | WA | 99.6 | 0.02 | 0.03 | trace | tough | 2050 | mid | High-purity white fused alumina abrasive |
| Single Morundum | SA | 99.6 | 0.03 | 0.03 | 0.3 | friable | 2250 | low | Single-crystal type alumina abrasive |
| Pink Morundum | PW | 99.3 | 0.07 | 0.04 | 0.3 | regular | 2100 | mid | Fused alumina abrasive |
| Sinter Morundum | SM | 88.0 | 3.3 | 4.8 | 3.4 | tough | 1250 | – | Sintered alumina abrasive |
| Sinter Morundum | SR | 99.2 | 0.2 | 0.1 | – | tough | 2000 | – | Sintered alumina abrasive |
Silicon carbide abrasive grains / Typical properties
| Name | Product name | SiC(wt%) | Free C(wt%) | SiO2(wt%) | Fe(wt%) | Toughness | Knoop hardness | Bulk density | Characteristics |
|---|---|---|---|---|---|---|---|---|---|
| Densic | C | 98.7 | 0.2 | 0.5 | 0.2 | regular | 2700 | mid | Black silicon carbide abrasive |
| Densic | C-25 | 98.0 | 0.3 | 0.8 | 0.3 | friable | 2700 | low | Black silicon carbide abrasive |
| Green Densic | GC | 99.3 | 0.2 | 0.2 | 0.02 | regular | 2700 | mid | high-purity green silicon carbide abrasive |
Application
Alumina abrasive grains
| Product name | Characteristics | Application |
|---|---|---|
| A-40 | Standard brown fused alumina. Very little iron content. Mainly for vitrified bonded grinding wheels. | Grinding wheels, coated abrasives, refractories |
| A-43 | Standard brown fused alumina. Mainly for resinoid bonded grinding wheels and abrasive blasting. | Grinding wheels, coated abrasives, abrasive blasting |
| A-47 | Having a sharp edge and friable characteristic, is suited for softer abrasive wheels. | Precision grinding wheels |
| WA | High-purity white fused alumina abrasive, suited for applications that must avoid heating. | Grinding wheels, coated abrasives, fillers, refractories |
| SA | Single-crystal type abrasive grain, suited for hard materials. | Grinding wheels, coated abrasives, abrasive blasting |
| PW | Pink in color, and is an improved version of the WA type. Longer lasting. | Grinding wheels, coated abrasives |
| SM | Having compact structure, a very tough brown sintered alumina abrasive. | Grinding wheels, barrel |
| SR | Having compact structure, a tough sintered high-purity white alumina abrasive. | Grinding wheels, barrel |
Silicon carbide abrasive grains
| Product name | Characteristics | Application |
|---|---|---|
| C | Standard black silicon carbide abrasive | Grinding wheels, coated abrasives, abrasive blasting, refractories |
| C-25 | Black silicon carbide abrasive with a sharp edge | Coated abrasives |
| GC | High-purity green silicon carbide abrasive | Grinding wheels, refractories |
Packaging
Flexible container 500kg, 1000kg or Paper bag 20kg.Paper bag, one way bag
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