Building stone comprises ballast, consisting of limestone, sand and gravel predominantly made up of quartz, and binder comprising hardened lime, especially air-hardened lime or hydraulically hardened lime

摘要

Building stone comprises ballast with a maximum particle size of 16mm, at least part of which consists of heavy ballast consisting of limestone and/or sand and/or gravel predominantly made up of quartz. The ballast is held together with a binder, 25 - 100 % of which comprises hardened lime, especially air-hardened lime and/or hydraulically hardened lime.