Document rpbZnm7bY56aJeNrDODQXxbmq
FILE NAME Manville JMA
DATE 1977 DOC JMA522
DOCUMENT DESCRIPTION Asbestos Sheet Products Saw Test
Data
Jane
Jane
21
21
1977
1977
Mr. James E. McCarthy
Industrial Indemnity
3255 Camino Del Rio South
San Diego California 92138
Doar Mr. MocarthyMocarthy :
oe
ns Your inquiry
tools that are safe and proper for
regarding :
produced proper rhe
cutting A pipe has been passed to mebyBill
There are various tools
that cutmachine drill
holes and tap C A common denominator of these tools le
that they employ carbide tipped blade that performsthetype
outting action Two primary producers of toolsof this typeTo ls
aorf etPhiilsottypMaenh ufaactvure ing
Company andBead Tool Company Tools
tosted for a doneratingpotentiepoterntier by
Equitable Environmentalcompany , and all developdustlevelo
below OSHA permissablestandards am attaching gone xerox
Literature 90 rbeeptrtoedrupcitcitounrseooffPtihleostePiltot ools a 90 tBhatpyouace,anget a
aon : Pilot also producesachain cutter thatappearsto havemarit
but oc: > This type ofcutter has long been usedto snap clay tile
especially especial yA
designed outting wheels usedwerenecessary for snapping
pipe pipe i:
of +
>
A thirdtype of cutting machinehas been used but we do not
recommend it as the dust generation excessive refer to
the abrasive disc wheel Our installation guidewhich isnow
being revised refers to this tool with the provision dost
masks are used In Europe I understand special disc cutters
have been developed that supply a stream of waterto the
wheel so that dust control achieved I have not seen
this type of equipment in the U. Sy Our new installatiionnstallation guide
abrasive will be more emphatic about discouraging discouraging the use of
oT
disc cutters
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