PURCHASE RENTAL MAINTENANCE CUSTOMER AREA username: * password: * Request a new password ETS ANDRÉ CROS CONTACT DOWNLOADS Air Your Need Purchase, Rental, Maintenance Products Our Achievements Marks Water Electricity Empty Home » Air YOUR NEED Compressed air is a form of potential energy very widely used in public works (drilling, sandblasting, snow cannons, etc.) and in various sectors of industry such as electronics, chemicals, mechanics, paper mills, wastewater treatment ... Compressed air results from the compression of ambient air to atmospheric pressure . This air is made up of 78% nitrogen, 21% oxygen, 1% hydrogen, carbon dioxide and rare gases, but also dust and water vapor. This energy is storable and does not require return circuits . The use of compressed air allows: high working speed , high reliability , a safety of use, a simplicity in design and maintenance, handling , possible use in explosive or humid environments , a feasible energy recovery to be economically and ecologically. Click on the buttons below , to find out, depending on the application , how to define your compressed air needs. Discover the services offered by Ets André CROS around compressed air and its applications. Contact us for advice or information Industry: production and processing Construction: production and processing Pneumatic tool application Drilling application Network application top of page Achievements Turnkey compressed air supply (known as "per m3") AIR All achievements Products News Quality tightening thanks to torque control AIR All news Legal Notice Sitemap © Ets André CROS 2010