Features 01
Expected Problems
・Isn't is difficult to obtain natural stone?
・Are you studying reduction of the use of natural stone?
Features 02
Technology highlight
・Uses steelmaking slag (steel slag) as a substitute for natural crushed stones and natural sand, and ground granulated blast-furnace slag (GGBS) as a substitute for Portland cement.
・Formed in the same was as fresh concrete, and used as a substitute for natural stone.
・Quality is equivalent to semi-hard natural stone.
Features 03
Proposed Solutions (Examples)
Supply of production licenses assuming the following applications:
・Rubble and armor stones for reinforcement of breakwaters and other coastal defense works
・Materials for intermediate partition weirs and submerged groins in ports and harbors
・Fish reefs and seaweed reefs
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Solution business 
