Document 3YED3YOVwObRno7y4r1RVDon
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March 15th, 1988
Mr. John Little Chardon Rubber Company 373 Washington Street Chardon, Ohio 44024
Dear John;
Results of the Ross Flex testing you requested are as follows:
COMPOUND V- 6013
COMPOUND _ 13312
Number of Flexes to Failure
SAMPLE .#1
899,476
275.000
SAMPLE #2 AVERAGE
576,000 737,738
360.000 317,500
We hope these results are helpful to you in your evaluation.
Sincerely,
CC: K Kline
Michael Stockdale Customer Technical Service Goodyear Chemical Division
CHARDO 01810
373 Washington Street ChordOfl, Ohio 44024 (216) 285^2161
February 19, 1988
Mr. Mike Stockdale Customer Technical Service Goodyear Chemical Division The Goodyear Tire and Rubber Company 1485 East Archwood Avenue Akron, OH 44316-0001
Re: Flex Testing of Chardon Rubber Compounds V-6013+13312
Dear Mike-:
Please find enclosed samples of Chardon compound numbers V-6013+13312, 1/4" thick slabs.
Number V-6013 is a vinyl compound containing 33.00 parts Chemigum P-83 (our code 156) added. Number 13312 is an EPDM compound for comparison.
These slabs are for flex testing as discussed.
Respectfully
Pg end.
cc: John Cross
Jeff Williams
Dick Znidarsic
Jon Little
CHARDO 01811
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CHARDO 01812
HARDNESS 70 -
P-83 DELCO DIAPHRAM
07/28/88
STOCK NO. 06014 COMPOUNDED BY
.APPROVED BY
CODE
MATERIALS
-001 156 105 053
90633 012 017 146
VINYL RESIN ' ' CHEMIGUM NBR-P83 VCP4797 90VCP 01 BLACK STEARIC ACID DP WINGSTAY 29 PLASTHALL P-7046, PARALEX G-62 SYNPRON 241
100 RHC
97.00 33.00
1.00 .50
1.00 75.00
5.00 2.00
VOL.
69.78 33.33
.77 .63 .92 67.57 5.05 1.92
100%
200 RESIN 1 , BATCH
45.22 15.38
.46 .23 .46 34.96 2.33 .93
194.00 66.00
2.00 1.00 2.00 150.00 10.00 4.00
C A A A A A A A
-r
/'TOTAL , .97 -/.USE
REPLACES REASON COLOR REQUIRMENTS TO MEET
LAB COST MIXING
'
214.50 179.97
99.99 429.00
PHYSICAL PROPERTIES
- SPEC. MIN.
- SPECIFIC,GR *
X X$2
- HARDNESS!
- TENSILE
- ELONGATION
- MODULUS
- MOONEY @
- SCORCH .
- CURE
---------------------- ---
STOCK CONTROL TEST
MAX. 1 '1
.--
-
-
CHARDO 01772
Tensile Elongation Durometer
DELCO DIAPHRAGM
V-6013
Santoprene 101-64
. Thermo Plastic Nitrile
TPR
Obtained
Obtained
2000 250
60.70
2172 333 68
775 332
64
Chardon 13312 EPDM
Obtained
2320 575 63
Air Age 70 hrs (257F/125',C)
Tensile
-20%
Elongation
-40%
Durometer
+10 pts
-8.3 X +5.7% +2
No change -11.4% +2
-12% -39% +7 pts
Co(2m1p2. SF/e1t0070SCh) rs-
35%
Ozone
PASS
33% PASS
*
Ross Flex
Compound'V-60I3
Sample #1 Sample #2 Average
CHARDON RUBBER COMPANY'
./
,, s`
-/
/
Richard F. Znldarsic Chief Chemist
899,476 576,000 737,738
7/29/88
30% PASS
25% PASS
Compound 13312
275,000 360,000 317,500
CHARDO 01813
0 3.920 3.890
A. \
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.010 MAX
03.50 J__
0.75
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1943270
SSI Ml
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CONSTANT
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METRIC DIM. TOL HUB MILE FMECTM
OWENSIONS ME IN MILLIMETERS UOS
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OR IBIHAL REF DESCRIPTION DMT KIT K IF IB UTU
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APPLIED SPECIFICATIONS
CHARDO 01814
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HIGH .0I0/.O20 RAISED
SECTION
THICKNESS MEASUREMENTS TO BE MADE ACCORDING TO ASTM D-3767-83
.010 RAISED PORTION PERMISSIBLE
FLASH AROUNO HOLE MUST BE HELD TO A ABSOLUTE MINIMUM Zl IDUROMETERI RANGE 60-70
(S)
MAIL SASIC SPEC SAE 2CA620A2&44C12FI7ZI RUBBER IEPDMI
PURCKASINO SPEC NI3R30J6
DVN DATEE2SE57 DR R.P.REDDY Z4MY83
SCALE FULL
CM N MCMILLAN I6AP83
FIRST USED II16110 VAC ACT
WI,DN CALA 2IJN83 APPR
NAME
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CAVITY IDENTIFICATION 0.40 MAX RAI5ED WITHIN THIS RADIUS (OPPOSITE SIDE!
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SALES RELEASE DATE EHGff RELEASE NOTICE 5TM REVISION RECOUP
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MAX FLASH PERMISSIBLE 0.25 HIGH X 0.15 THICK
gj 3.58 9 3.34
HOLE
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APPLIED SPECIFICATIONS
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VATL BASIC SPEC SAE 2CAG20A2S044CI2F172I
RUBBER CPOMI
PURCHASING SPEC Ml3R3CU6
OWO DATE |Y92 tofi
Rj>jtEamr 2S1IYB3
SCALE TIMES CK NJICHKJ.AN IEAPB3
FIRST USED 1396615 VAC ACT
Jappr
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THICKNESS MEASUREMENTS TO BE MADE ACCORDING TO ASTM D-37S7-83
VIEW OF HOLE
NAME
DIAPHRAGM
CO
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-MAX FLASH PERMISSIBLE 0.25 HIGH X 0.15 THICK
VIEW OF BEAD
Z( IDUROMETERI RANGE 60-70
TEN TIMES SCALE
SHEET NO.
1 CAT. NO.
\QmfflWSMIZLE
1986844 cTEN TIMES SCALE