... corrosion resistant, antifreeze, anti-oxidation, anti-purple lines of the strengthening of material from sea water, chemicals, pharmaceutical, biotechnology Youzi ... destroy the environment.2, floats in the upper surface of a pattern of anti-skid design, security; were 1.40 Dunjiao ... Higher capacity, cylinder stable, durable and buoyancy per square meter of up to 350 kg and above.4, the product life ...