Document qm7mg4Op7bVYm27z2grz44OJG
FILE NAME Kaiser Cement KCEM DATE 1979 Aug 28
DOC KCEM013 DOCUMENT DESCRIPTION Memo
KAISER
CEMENT & GYPSUM CORPORATION
OFFICE MEMORANDUM
/
J. W. Post
;
DATE August 28 1979
COPIES TO
SUBJECT
= MASONRY PLASTIC AND GUN PLASTIC
PERMANENTE PLANTS
ASBESTOS FORMULATIONS
CEMENTS
FROM
M.
frie
fi..
(
The production of three cements Masonry Plastic Hand and
was researched for Permanente and Cushenbury plants apropos
content
Gun Plastic of asbestos
Salient dates of manufacture and product specifications are attached Table )
Relevant comments are listed below by plant
1. Permanente
;
Masonry - produced from 11/15/60 to 7/24/62 >
- manufactured without asbestos
-
2. Plastic Hand - first produced on 11/15/60
asbestos addition initiated on 12/15/61
- asbestos deleted from formulation on 7/73
still in production with asbestos formulation
3. Gun Plastic - asbestos added at production onset 11/15/60 - last produced in 10/73
- final product specification Pl.G containing asbestos formulation is current despite lack
of production..
II Cushenbury
antl
te
1. Masonry first produced in 9/72 containing asbestos
- last manufactured in 9/77
- product specification M Tentative with asbestos formulation is current despite lack of production
FORM 150
LEV0823A LEV082203A
Permanente Plants
Asbestos Formulations
.
August 28 1979
Page 2
.
Masonry
Plastic
& Gun
Plastic
Cements
2. Plastic Hand
production initiated without asbestos 1/25/60
asbestos addition on 9/15/63
.
asbestos deleted on 8/17/64
product manufactured until 1976
3. Gun Plastic - first produced containing asbestos on 2/1/60
- manufactured up 2.74 with asbestos formulation
- product specification G.P1-7 with asbestos
formulation is current despite lack of production
shipped Both Permanente and Cushenbury have
Plastic Cement by bulk on
occasion to selected customers This was considered rare.1 Current
product specifications are attached
1 As per I. Harrison M. McClelland
RMR
LEVO82203 ^