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OSHA requires grinding wheels, buffing and polishing wheels, grinding belts and other grinders to have local exhaust ventilation when employee exposures exceed established limits (29CFR 1910.1000). Exhaust ventilation must meet minimum requirements (29CFR 1910.94(b)). Recommended LEV specifications have been developed by the ACGIH.
1915.134 (d) Portable abrasive wheels used for internal grinding shall be provided with safety flanges (protection flanges) meeting the requirements of paragraph (f) of this section, except as follows: 1915.134 (d) (1) When wheels 2 inches or less in diameter which are securely mounted on the end of a steel mandrel are used. 1915.134 (d) (2)
Selecting the correct wheel for the job is essential for safety. A grinding wheel may be dangerous if used for an application for which it is not intended. It is therefore essential that the fullest details of the type of grinding operation should be given to the manufacturer to enable …
How to "ring test" a grinding wheel. Grinding wheels must be inspected and "ring-tested" before they are mounted to ensure that they are free from cracks or other defects. Wheels should be tapped gently with a light, nonmetallic instrument. A stable and undamaged wheel will give a clear metallic tone or "ring."
For more information on this topic or any other grinding wheel safety information, please review ANSI and OSHA requirements and literature provided by the grinding wheel and machine manufacturer. You may also contact the Saint-Gobain's Product Safety Department at (508) 795-2317, or you may contact your Saint-Gobain representative with any ...
Grinding Wheel Safety. Grinding wheels can be dangerous. I have worked at two companies where people died as a result of catastrophic wheel failures. Eye and hand injuries are common with abrasive hand tools and bench grinders. It is imperative for everyone using grinding wheels or equipment to be thoroughly trained.
18 From the Abrasive Wheel standard. 215(a)(2) Do side guards cover the …
The operator should never exceed the wheel's safe operating speed. Failure to comply with this requirement is not only dangerous, it is also a violation of American National Standards Institute (ANSI) safety requirements and OSHA law. Follow Proper Storage Procedures. Grinding wheels can become damaged and unusable before they are ever utilized.
ANSI B7.1 "Safety Requirements for the Use, Care and Protection of Abrasive Wheels" is the industry standard and the authority of knowledge for grinding wheels in North America. Compliance to this safety standard is critical to end user safety. ANSI requires that most grinding wheels be speed tested at specified speeds above the maximum ...
The OSHA standard for grinders,OSHA 29 CFR 1910.215, is one of the most frequently cited violations issued during OSHA machine-safety inspections. Improperly adjusted work rests and tongues on bench grinders are the main reasons for the citation. According to 29 CFR 1910.215(a)(4), work rests must be kept adjusted closely to the wheel with
Figure 1: Cut-off wheels subjected to improper side grinding. The safety code for grinding and cutting wheels is ANSI B7.1 "Safety Requirements for the Use, Care and Protection of Abrasive Wheels."The code is very specific defining the proper grinding surfaces for each type of wheel and Figure 2 shows that the only acceptable grinding surface on a cutting wheel is on the periphery, …
Ventilation and Personal Protective Equipment Requirements for Grinding, Polishing, and Buffing Operations. (a) General. Every establishment performing dry grinding, dry polishing, or buffing shall provide suitable hoods or enclosures that are connected to exhaust systems which are run continuously during operations.
You requested assistance on writing safety data sheets (SDSs) for grinding wheels and abrasive products, and asked whether they are exempt from the labeling requirement under OSHA's Hazard Communication Standard (HCS 2012), 29 CFR 1910.1200. You also asked in a follow-up email whether grinding wheels when used for wet grinding were articles.
OSHA Training Toolbox Talk: Operating a Pedestal or –Bench Grinder Basic Safety Requirements [Reference 1910.215 / 1926.303] Can you believe the surface of an eight-inch diameter grinding wheel that is mounted on a bench grinder turning 3,100 RPM's is traveling at …
(a) General requirements - (1) Machine guarding. Abrasive wheels shall be used only on machines provided with safety guards as defined in the following paragraphs of this section, except: (i) Wheels used for internal work while within the work being ground; (ii) Mounted wheels, used in portable operations, 2 inches and smaller in diameter; and (iii) Types 16, 17, 18, 18R, and 19 cones, plugs ...
The use of new blotters every time a wheel is mounted is an important safety measure that will also protect your flanges from abrasion. An unsecured or improperly flanged grinding wheel can break and cause serious injury. Careful design and periodic inspection of grinding wheel mounting flanges are critical elements to a safe operation.
(a) Abrasive wheel machinery guards shall meet the design specifications of the American National Standard Safety Requirements for the Use, Care, and Protection of Abrasive Wheels, ANSI B 7.1-1978. This requirement shall not apply to natural sandstone wheels or metal, wooden, cloth, or paper discs having a layer of abrasive on the surface.
This checklist covers regulations issued by the U.S. Department of Labor, Occupational Safety and Health Administration (OSHA) under the general industry standards 29 CFR 1910.215 and 1910.243 and the construction standards 29 CFR 1926.303. It applies to fixed and portable abrasive wheel machinery. Natural sandstone wheels and metal, wooden ...
(2) Abrasive wheels manufactured on or before July 1, 1998 shall meet the requirements of either ANSI B7.1-1978 or ANSI B7.1-1988, Safety Requirements for …
Grinding: Avoid OSHA Violations with Bench/Pedestal Grinders. The Bench Grinder Safety Gauge from Rockford Systems ensures compliance with OSHA 1910.215 by making sure work-rests are kept adjusted to within 1/8 in of the wheel to prevent the workpiece from being jammed between the wheel and the rest and potentially breaking the wheel. To ensure ...
Explains commonly cited OSHA standards for portable abrasive wheel equipment used for grinding and cutting materials. Applicable to OSHA general industry and...
safety hazards on wire wheels. To cite a safety hazard you should use the requirements in 1910.212, general machine guarding. Wire wheels should have at least an upper wheel cover, if cleaning large items such as axes or shovels and a full wheel cover as required for abrasive wheels with a tongue guard if doing other types of cleaning or ...
For the Use, Care and Protection of Abrasive Wheels, 87.1-1970) In 1917 the Grinding Wheel Manufacturers and the Machine Tool Builders began to recog nize a need for codification and standardization of the basic requirements of safe operation of abrasive grinding wheels. By 1922 these two groups had completed a tentative draft of require
For instance, most workers who are trained in accordance with OSHA regulations can recognize a worn power cord by its appearance. However, EM385 workers know this and realize the importance of conducting a ring test before installing a new grinding wheel and the importance of evaluating a confined workspace for hazards.
How far away should the tool rest be from the grinding wheel for safety and why? Grinder Safety – Work-Rests and Tongue-Guards OSHA specifies that work-rests be kept adjusted to within 1/8-inch of the wheel to prevent the workpiece from being jammed between the wheel and the rest, resulting in potential wheel breakage.. what are the safety rules when using a bench grinder?
1910.215 (a) General requirements. 1910.215 (a) (1) Machine guarding. Abrasive wheels shall be used only on machines provided with safety guards as defined in the following paragraphs of this section, except: 1910.215 (a) (1) (i) Wheels used for internal work …
Safety Operating Regulations for Surface Grinding Machines . 1. Install a new grinding wheel and lightly hit it with a wooden hammer, and start it only after there is no noise. The operator stands by the side of the machine and can only be used after an empty test run for ten minutes without deflection or shaking. 2. When the grinding wheel ...
Store grinding wheels carefully on racks in dry places, and visually inspect them for warping, chips, cracks or other damage before installation. Discard used wheels once they are approximately 2/3 worn. Proper guarding is one of the most important safety requirements. Missing or improperly adjusted guards are common and frequent safety violations.
American National Standards Institute • ANSI B7.1, Safety Code for the Use, Care, and Protection of Abrasive Wheels • ANSI B11.9, Safety Requirements for Grinding • Proper exposure angle (90 degrees) • Adjustable tongue guards (1⁄4-inch) • Adjustable tool/work rest (1⁄8-inch) Plastic glass (Plexiglas) shields are optional.
Use the correct wheel for the machine's size and speed, and the work to be performed. • A cutting disc should not be used for grinding. The RPM rating of the disc/blade must be higher than that of the angle grinder. Adjust guards to deflect flying particles away from operator. • Use an 180° guard between operator & wheel.
According to OSHA grinding regulations, grinding machines must have safety guards. A guard must cover the machine's spindle end, flange projections and nut and have secure mounting that keeps it in line with the grinding wheel. Guards must also protect workers from the grinding wheel; workers should only be exposed to 90 degrees (75 percent) or ...
Polishing and buffing wheels are defined in 1910.94(b)(1)(xiii) as all power-driven rotatable wheels composed all or in part of textile fabrics, wood, felt, leather, paper, and may be coated with abrasives on the periphery of the wheel for purposes of polishing, buffing, and light grinding.
Grinding machines shall be equipped with safety guards in conformance with the requirements of American National Standards Institute, B7.1-1970, Safety Code for the Use, Care and Protection of Abrasive Wheels, and paragraph (d) of this section.
