Manhole Covers
Al Zamil manhole covers, with standard openings give you more comfort and safe when in use.
Al Zamil manhole covers, with standard openings give you more comfort and safe when in use.
Specifications
• Made from raw non-recyclable materials (against theft)
• Made from resins materials non harmful to the environment.
• High resistance to acids and alkalis in different concentration.
• Durability and high resistance to friction and shocks.
• Maintenance free
• Less weight than those made from cast iron and noisless.
• Assorted sizes and colors
Applications:
• In roads and parks.
• In the streets and a pedestrian crossing.
• In the gardens.
• In the main roads.
Laboratory test results:
• There is no change to the color or cracks when exposed to UV.
• Acid impact test results
Effect of sulfuric acid (not to exceed 0.9%)
Effect of hydrochloric acid (not to exceed 0.87%)
• Alkali impact test results
Effect of sodium hydroxide (not to exceed 0.94%)
• Organic solvents effects test results
The impact of gasoline (not to exceed 0.98%)
The impact of kerosene (not to exceed 0.91%)
• Chlorides and sulfates effects test results
The impact of chlorides (not to exceed 0.92%)
The impact of polymetallic (not to exceed 0.95%)
