人造电熔刚玉，大量出口换回了可观的外汇，加之十几年其出口量波浪式地递增趋势，从而直接地刺激了我国电熔刚玉生产的飞速发展，大大小小的刚玉炉尤如雨后春笋．不断涌现。促其快速发展的原因，一是国际市场需求量大。二是生产设备可繁可简。规模大、工艺设备先进的设施其投? Artificial fused corundum, a large number of exports in exchange for considerable foreign exchange, coupled with more than a dozen years of its export wave-like increasing trend, which directly stimulated the rapid development of China’s fused corundum production, large and small corundum furnace is springing up . keep appearing. One of the reasons for promoting its rapid development is the large demand in the international market. The second is that the production equipment can be simple and complex. Large scale, advanced equipment and facilities for its investment?