5 Aspects Of Using Air Powered Grinders Instead Of Electric

Savvy manufacturers never stop researching ways to keep costs down and improve productivity… Even though the up front price of electricity tools is certainly attractive, pneumatic tools offer a lower total cost of ownership and greater throughput over the long term.


Industrial air grinders give a totally different value proposition than electric grinders. These are engineered for longevity, efficiency, and most importantly safety. Air powered grinders are becoming more popular due to the benefits provided with regards to their cost. Adopting air powered grinders brings about greater personal savings through the life of the tool.

In this article, we explore 5 clear cut benefits afforded by way of industrial grade pneumatic grinders.

1. Non recourse of electrical Shock
Grinders of varieties are generally utilized in environments where moisture, conductive materials, and flammable liquids are present. Damaged cords and wires pose a risk to operator safety due to electrical shock. Furthermore, metal fabricators often depend upon flammable chemicals, including acetone, to clean and prep metals prior to welding. Pools of spilled liquids can easily be ignited by faulty electrical cords. Additionally, vapor concentrations may be higher when in confined spaces for example those found in the mining and tank cleaning industries. On the other hand, air tools require no electricity, and their rotary vane air motors generate no spark. Pneumatic grinders therefore produce a safer work place which cuts down on likelihood of generating OSHA violations. In other words, air tools are safer than electric tools because a cloak hose won’t emit a spark and could be utilized in wet conditions.

2. Superior Ergonomics and Capacity to Weight Ratio
Pneumatic grinders offer a better power to weight ratio than electric grinders. To put it simply, pneumatic grinders produce more horsepower in a smaller and lighter package. Misleadingly, electric tool manufacturers often classify the power of their tools through the wattage fed within their electric motors (incidentally 750 watts equals roughly 1 horsepower). What’s not mentioned in electric tool specifications is that the power fed in the motor isn’t the same wattage that comes to fruition at the spindle in the tool. The truth is, only 50% to 60% in the rated wattage actually arrives to the abrasive or accessory. On the other hand, with pneumatic grinders, power in equals power out. A cloak motor rated for 1 horsepower will supply that same volume of chance to the tool.

3. Increased Productivity
Let’s put ergonomics and ratios aside if you’ll. If increasing worker output can be a priority for your operation (when is it not?), pneumatic grinders may help you meet your goals. Whenever using grinders regardless of the sort, Revolutions For each minute (RPM) play a critical role within the material removal equation. Abrasive products (grinding wheels, fiber discs, flap wheels, etc.) are engineered to execute optimally in a specific RPM. Fortunately, modern pneumatic grinders have a speed control mechanism, (otherwise known as a governor), that ensures proper RPM by governing the air flow for the tool. As the operator places downward pressure about the abrasive, the governor “opens up”, increasing air-flow for the motor and ensuring the best spindle speed.

4. 100% Duty Cycle + Top rated in Harsh Environments
Mitch Burdick, something Manager for Diy equipment at Bosch says: “The two biggest threats affecting electric tool life are dirt and and heat – dropping them in water, or baking them under a hot sun doesn’t help either.” By their very nature electric motors possess a rated duty cycle which should be respected. With out a periodic rest, the heat generated with the motor itself will diminish performance and eventually cause premature tool failure. The truth is, for every 4 minutes running, an electric powered grinder is made to get one minute of sleep.

Furthermore, the generation of particles is built into any material removal process. Using the open grate style motor compartments essential for cooling, electric tool motors will be more susceptible to the buildup of debris and dust. On the other hand, Industrial Grade Air Tools were created designed for used in foundries, shipyards, offshore oil platforms, power plants, metal fabrication facilities, and petrochemical refining plants. Air tools have a very 100% duty cycle, meaning they may be made to run 24 hours a day 7 days a week (when in combination with a filter regulator lubricator). Air tool housings are made of aluminum or steel, not Abs plastic, fiberglass causing them to be more resistant to the impact from repeated drops. Pneumatic grinders can also be used underwater if your exhaust is vented over the surface!

5. Ease of Servicing and Sustainability
An advertisement grade grinder is not a disposable machine and immediately find themselves in the landfill like a “disposable” commercial electric grinder. Pneumatic grinders could be tuned up and be periodically rebuilt often over. The average electric tool maintenance interval is between 60 and 120 hours after which the tool will typically need, to start, a new set of brushes. Comparatively, a garage / maintenance grade air tool averages 200 hours between service intervals while a really industrial grade air grinder can run up to 2000 hours between tune ups. When the time comes to service your air tools, convenient and clearly labeled kits can be obtained which contain the commonest wear parts.
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