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Eaton Corporation
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Correspondence
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Date October 18, 1976
To Stod Salts*
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Division a plant &* ! Salts Co./Boston *,
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From Ra $fa KOSOnnW Division & Plant I3D&/&irl(2X
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Copy to IL L. Burks. T# Luginbuhl
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subject J. W Fenaoy .& Sons Co. & Great Northept FapeihCQ.
The recent request from the subject Companies -C9r information regarding the asbestos content in Air.felhx^friction material, w forwarded to Hfafcional Friction Jh^ducis ^Cot|>araion, Hr* Ed Sydor, the General Manager, has respond&i to this request,
and I will pass the information! on Loiyou for transmittal to
your customer*
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The friction material may;, contain -.about 50% asbestos by weight. During clutching and braking actions,, the surface temperature is generally quite hlgh-^ 'and;'this tends to convert asbestos
into other minerals* ^&o,.^uKsequent very small aiscnmta of asbestos free flbesr^are then considered to be an inconsequen tial health hazard* Mr* Sydor*a report states that less than 0*3% of asbestos^fiber originally present may be emitted to atmosphere during clutch or brake life, and this is considered
Keep in Mnd that a certain amount of dusting or smoking may be observed during a severe clutch or brake engagement, but che^jNik {MfihiM la carbonised material from the hinder or uonasbestos mineral material fro the fillers.
, In.su^pary, Mr. Sydor states "that for all practical purposes, *' there i no measurable amount of airborne asbestos liberated
.during a clutch or brake engagement, and this should not be a Aeauss for concern among people using your brakes and clutches",
Continued
For inter-office and inter-plan! correspondence only
Fo,-m >2-23-5 fflev. 4-??;
FAW 17152
Page Two Rod Baltz October 18, 1976
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It would seem that if OSHA was really concerned, they would
take air samples and monitor the area.
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For additional information, please review the attachments f ...A
marked Exhibit X, 2, and 3.
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R. W. Rosenow RWE/pl Attachments s
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FAW 17153