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Minutes Page -1-
Air Hygiene & Manufacturing Committee Asbestos Textile Institute
June 6, 1968 - Regency Hyatt House, Atlanta,Ga.
In attendance:
H.H. Walter, Chairman L.3. Moody H.M. Willingham L.C. Williams Absent: ' R.J. Smith C.L. Sheckler E.V. Helson A.C, Link X, Ueyard
American Asbestos Textile Corp. E.K. Porter Company,Inc, Uniroyal, Inc, Raybe s tos ,Manhattan, Inc Raybe sto s-Manhattan,Inc. Johns-Manville Corp, American 3melting c Refining Co, Hniroyal,Inc, Johns-Manvilla Products Corp,
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C3uests: Dr, L.J, Cralley - XT.3, Department of Health, Education &
Welfare,
Bausch & Lorib Automatic Dust Counter
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Mr. L.C. Williams gave a report on the tests conducted at th
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Raybe stos -Manhattan plant in Charles ton, o.C. The instrument has ^
performed to the fullest satisfaction and proven it's feasibility
.for spot chocks as well as for the dust control (recording) over
extended periods of time in connection with the Strip Chart Recorder,
To find a correlation between the Implnger and the Bausch c: Lamb Dust Counter, the instruments were placed approximately one fo t apart and operated simultaneously over a period of one-half hour. The strip chart was running at a speed of IB Inches per hour, therefore charting the dust counts over a length of 6 inches on Ho, 37-01-31 chart paper. To find the average dust concentration during the test period, the following method was applied:
The highest and the lowest points between each pair of verticle
green lines - selecting the ones touched by the recorder pen -
were determined, subsequently totaled and divided by the number
of readings, resulting in the averages of the high and low dust
concentrations respectively. Then the average between the average
high end the average low dust concentration was determined, result
ing in the average dust concentration during the test period. The
results were then compared with the ones from the Implnger. A
comparison shows that the figures are - with few exceptions
very close together. Variations between the figures do not
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any clear pattern.
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A number of advantages of the 3ausch w Lomb Dust Counter versus the Implnger has evolved:
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1, Dust concentrations can be shown and documented at any given moment over any length of time.
2, The chart paper repr sents a permanent record.
3, .'*ny extreme dust concentrations can be traced to their cau30,
for example, opening of windows, increased vibration, broken ends .etc
l;. The evaluation of dust counts Is simple, and not readily
susceptible t human error.
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Kinut a - Air Hygiene >1 ilfg. Coffliitt - continued: Page -2-
5. The instrument can be used for continuous unattended monitoring, 6. The operation does not require a skilled technician. 7* One person can easily conduct 2$ to 30 tests per day, including the time needed for evaluation of the tests. * 8. The dust counts can easily be broken down as to partial size. 9. The efficiency. and simplicity of the instrument results In savings in labor cost. The instrument therefore should pay for itself in a relatively short period of time.
For the proper use of the Bausch & Lamb Dust Counter the foil wing points should be watched carefully: 1. The air intake has to be protected by a screen In areas where many large fiber particles become airborne, to prevent the intake from clogging. 2. The Instrument shall not be placed near a humidifier since it will record water droplets as dust. 3. The daily calibration requires special ears and the Instructions are to be followed closely. ll. tJse of a pushcart is recommended whenever a series of tests in various locations is to be conducted. 5. For the use of the instrument over a longer period of time in some location, the use of an electrical outlet rather than of the batteries, is recommended.
The Dust Counter will be used at the Raybestos-ikmhattan plant in' llanheim, Penna., until the middle of July; then will be shipped to the Dhlroyal Plant in Hogansville,3a. The instrument may be ahipp d without any danger of damage, in a sturdy wooden box lined with Styrofoam.
Dust Control in the Ilanufacturinp Process:
A member of the committee suggested that experiments should be conducted in wet spinning and/or wet twisting-, since, due t proper enclosure the dust concentrations in the blending and carding operations are already reduced to a minimum. Although changes in the stucture and appearance of the woven material will be unavoidable, it appears to be advisable to experiment in that direction for the protection of our employees and those of our customers. The application of proper finishing methods should als be explored to restore or even improve the appearance of material woven with wet spun and/or wet twisted yarns.
All committee members reported that their respective companies have discontinued the use of Lenox Anti-Fly SD-. liost companies con tinue, however, the use of standard mineral oil in their blending operation. Efforts to find new spraying components to hold moisture in mixes are being made.
Hnvironmental Health Survey
Dr. L.J. Cralley, D.S. Public Health Service, reported oh the pr gress made in research of the influence of toxic trace metals ih connection with asbestos fiber. Various important publications are to be expected in the near future.
ilinutes - Air r!ygien : ilfg, Committee * .continued: Rrrlene and Labor Relations:
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All committee members present agreed that it seems to be imperative to improve worhing conditions, rest rooms, and the general plant appearance to an extent that the asbestos textile industry can compete successfully with other industries in attracting labor, inasmuch as a higher wage level does no longer mean a decisive factor in obtaining desirable operators. Air conditioning might become a "must" in the near future.
Respectfully submitted, B E, Valter Chairman
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SALES PROIIOTIOH COU HTTSE Asbestos Textile Institute June 0, 1968 - Regency Hyatt House, Atlanta,Ga.
The Sales Promotion Committee met on June 6, 1968 with represent* 'atives of four member companies In attendance.
Kany of you will recall past reports of this committee which des cribed our concern of the threat of imported Japanese asbestos cloth. The latest reports obtained thru the Department of Commere show that cloth imported into the B.S. from Japan increased $0% in 1967 versus 1966. Such a large percentage increase is alarming and the committee spent much of its time discussing weapons avail* able to combat this threat. Same members feel that, because f the extremely low prices that this cloth is selling for, a possible charge of "dumping11 might be leveled against the Japanese industry. We requested Counsel to investigate this possibility through an approach to the Board of Trade Commission, liany felt that an effec tive approach to the problem would be to attack in the market place since reports indicate that the Japanese are producing a generally inferior textile product. Since members reported a on* flict In test results of Japanese cloth, it was decided to ask the Board of Governors to approach the Technical Committee for a cooperative effort on correlating test data in this area. Hope fully, this data will prove conclusively that Japanese cloth is demonstratably inferior and that this data will be available for the use of all members In the field.
At our last meeting it was reported that the Government procure*
ment policy was such that member companies were discouraged in bid
ding.
We felt that the Government procedures hindered us in
submitting our best bids because of the excessive inventories that
must be maintained in order to fulfill their ofttimes abnormal
demands.' Hr. Richard Clark and I visited their offices in Columbus,
Ohio, in order to edtu cate ourselves on the reasons for their p 1-
icy and to ascertain whether or not we could influence them to ch
ange the procedure. We discussed this subject in detail at our
meeting and arrived at the conclusion that as long as the system
9^3Toeently employed was, in truth, working to the beat advantage
to the * `
Government, (though indeed not to the industry)
we stood little chance of success to alter itt
As has became customary, we discussed at length the problem of the
hazards involved in the processing and use of asbestos textile
products. Ue remain vitally concerned about the problem and seek
avenues leading to cooperative efforts of the other committees.
Many suggestions were made and discussed thoroughly but each s em-
ecf to introduce more problems then solutions. However it does
seem desirable to make a beginning in educating salesmen in the
field so that they can answer queries concerning the health hazard.
We feel that this should be the responsibility of each member com
pany and it was decid d that,'for the time being, we should; not
try to approach the problem by coll ctive action.
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Respectfully submitted,
\
H.Q. SCOi/CROFT, Chairman
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