215 b 9 is the adjustable tongue guard on the top side of the grinder used and kept to within 1 4 inch 0 6350cm of the wheel.
Bench grinder wire wheel osha.
You can not use the requirement in 1910 215 to cite safety hazards on wire wheels.
There are no code sections dealing with wire wheels.
215 a 2 do side guards cover the spindle nut and flange and 75 of the wheel diameter.
The angular exposure of the grinding wheel periphery and sides for safety guards used on machines known as bench and floor stands should not exceed 90 deg.
The safety rules for this machinery are in the code of federal regulations cfr and osha has a very detailed checklist for the bench grinder on its website.
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First of all make certain the bench grinder is firmly secured to the work bench or other work surface per the manufacturer s instructions.
Above the horizontal plane of the wheel spindle.
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Grinders can cause severe injuries to hands fingers eyes and face if they are not used correctly.
215 a 4 is the work rest used and kept adjusted to within 1 8 inch 0 3175cm of the wheel.
From an osha letter of interpritation.
Safety precautions when operating a pedestal or bench grinder.
To cite a safety hazard you should use the requirements in 1910 212 general machine guarding.
There are four basic safety elements to the bench grinder that serve as guards or shields.
Dewalt wire wheel for bench grinder crimped wire 8 inch dw4906 medium.
From the abrasive wheel standard.
Wire wheels are not abrasive wheels and therefore were removed from this section of the code.
The previous oregon machine guarding code covered wire wheel under the abrasive wheel section of the code.
Discard used wheels once they are approximately 2 3 worn.
Wire wheels used to be covered the same as grinding wheels by osha but a few years ago they were sepperated.
Bench mounted and pedestal grinders which are equipped with abrasive stones wire brushes and buffing brushes to sharpen grind strip and polish metal can be found in many industrial settings according to the fiosa miosa safety alliance of british columbia.
Secure both pedestal and bench style grinders securely to the floor or work bench to prevent movement during usage.
Or one fourth of the periphery.
Bench and floor stands.
Osha refers to bench grinders as abrasive wheel equipment grinders.
These tools can be dangerous to workers if misused.
Wire wheels and power buffers now fall under cfr 1910 212 general machine guarding.
This exposure shall begin at a point not more than 65 deg.
Store grinding wheels carefully on racks in dry places and visually inspect them for warping chips cracks or other damage before installation.
Bench grinders are mounted to a bench or tabletop while pedestal grinders are mounted to the floor on a pedestal.
