荥阳市金渤磨料有限公司，位于中国中部河南省郑州市荥阳五龙工业区，为郑州地区白刚玉生产骨干企业，是采用现代管理制度建立的股份制企业。公司拥有2500KVA数控倾倒炉3台，1800KAV固定炉2台。主要产品包括：电熔白刚玉、致密刚玉、镁铝尖晶石、莫来石等，年综合生产能力30,000吨。公司下辖三个分厂，五条制粒制粉生产线，并可根据用户需要，加工各种规格的段砂、分号砂、细号微粉等。我公司技术力量雄厚，检测设备齐全，已通过ISO9001质量管理体系认证。
白刚玉技术参数：
| Function | Model Number |
| | Al2O3 | SiO2 | Na2O | Fe2O3 |
Grind and sandblast | #10-#80 | 99.55min | 0.04max | 0.22max | 0.04max |
| #90-#180 | 99.54min | 0.04max | 0.25max | 0.04max |
| #220-#240 | 99.53min | 0.04max | 0.25max | 0.04max |
Polishing | F320 | 99.50min | 0.06max | 0.26max | 0.05max |
| F400 | 99.35min | 0.10max | 0.26max | 0.05max |
| F500 | 99.29min | 0.12max | 0.29max | 0.05max |
| F600 | 99.27min | 0.14max | 0.30max | 0.06max |
| F800 | 99.25min | 0.14max | 0.30max | 0.06max |
| F1000 | 99.20min | 0.15max | 0.32max | 0.07max |
| F1200 | 99.00min | 0.15max | 0.32max | 0.08max |
Refractory material | 0-1,1-3,3-5, 5-8mm | 99.60min | 0.04max | 0.20max | 0.04max |
| 180,200,240, 280,320F | 99.00min | 0.05max | 0.30max | 0.04max |
