Multiple cement spacer machine: Getting the right amount of concrete cover is essential for the durability of reinforced concrete structures. Fibre concrete spacers ensure correct concrete cover before and during concreting. They are characterized by high compressive strength and excellent chemical and physical resistance. Features of Multiple cement spacer machine:: High-intelligent automatic concrete spacer machine, Easy to produce and manage, is not affected by workers' ideological emotions, works continuously, reduces investment in production management, increases production, effectively reduces cement block cost, and win strong market competitiveness. url:http://www.hnblockmachine.com