The non-metallic mining sector in North Korea is characterized by vast untapped reserves of high-quality minerals, yet it faces challenges due to aging extraction equipment. The demand for perlite board has grown as the region seeks more efficient thermal insulation for residential and industrial buildings amidst harsh winter climates.
Currently, the processing of sand and gravel relies heavily on traditional mechanical screening. There is an increasing transition toward utilizing blue decorative sand for urban beautification projects in Pyongyang and other major cities, signaling a shift from purely functional mining to aesthetic mineral applications.
Logistical constraints and energy limitations often hinder the full-scale production of refined aggregates. However, the integration of specialized sorting technology for beach pebbles for garden use is beginning to emerge, catering to the growing demand for landscaped public spaces and state-funded architectural projects.