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The properties of any application are vital in considering the right seal. From atmosphere considerations to fluid pressure, elastomer hardness and other variables, Vedovell offers you the following information to assist you with the selection of your seal.
Page 1
GENERAL ELAST0MERIC PROPERTIES
TEMPERATURE RANGE CHART
DUROMETER CHART
C0MPARIS0N 0F PR0PERTIES CHART
Page 1 of 2
FLUID C0MPATIBILITY TABLES Page (2.1 - Acetaldehyde to Freon 12)
Page 2 of 2
(2.2 - Fuel Oil to Wood Oil)
Page 3
ASTM COMPOUND CONVERSION KEYS
CONVERSION FROM ASTM D735 D-SAE J114 TO ASTM D2000-SAE J200
AGE RESISTENT CONVERSION KEY
GL0SSARY
ASTM COMPOUND CONVERSION KEYS
| Natural and Synthetic Rubber Compounds Identification |
| Prefix-Type |
1st Number
"A" Durometer
Hardness |
Next 2 Numbers
Tensile Strength |
Suffix - Characteristics |
| RN - Natural Rubber |
3=30±5 |
05=500 |
A - Heat Aging |
H - Flexing |
S - Synthelic non-oil resistance
Usually GRS |
4=40±5 |
10=1000 |
B - Compression set |
J - Abrasion |
SA - Very low oil swell
Usually Thinkol |
5=50±5 |
15=1500 |
C - Weather resistance |
K - Adhesion |
SB - Low oil swell
Usually Buna N |
6=60±5 |
20=2000 |
D - Load deflection |
L - Moisture absorption |
SC - Medium oil swell
Usually Neopene |
7=70±5 |
25=2500 |
E - Oil immersion |
M - Flame resistance |
| TA - Heat and cold resistance |
8=8±5 |
30=3000 |
F1 or F
-40ºF cold |
N - Impact
P - Staining |
TB - Heat and oil resistance
Usually Polyacrylate |
9=90±5 |
35=3500 |
F2 or FF
-60ºF cold
G-Tear |
R - Resilience
Z - Special requirements
as noted |
CONVERSION FROM ASTM D735 D-SAE J114 TO ASTM D2000-SAE J200
| Conversion of Suffix Letters |
ASTM D735-
SAE J14 |
ASTM D2000-
SAE J200 |
A1
B
C
D
E1
E3
F1
F2
G
H
K1
K2
L
M
N
P
R
Z |
A14
B13, B14, B36, or B17
C20
D11
E14 or E16
E34 or E36
F17
F19
G11 orG21
H
K11
K31
L14
N
N
P
R
Z |
|
| Examples of Specification Conversions |
ASTM D735-SAE
|
ASTM D2000-SAE J200 |
R420B
SB620B
SB620E3
R515
SC520
SB510 |
4AA420A13B13
2BG620B14
2BG620E34
4AA515A13
2BC520A14
BG510 |
S.A.E. (Society Automotive Engineers) A.S.T.M. D735-S.A.E. J14 (American Society Testing Materials)
AGE RESISTENT CONVERSION KEY
Age resistance generally associated with products fabricated from various rubber.
| Maximum (Up to 20 Years) |
| Type of Rubber |
Common or
Trader Name |
ASTM D1418 Abbreviation |
ASTM D2000 Designation |
MIL-STD-417 |
| Silicone
Fluorosilicone
Polysulfide
Florocarbons
Polyacrylate
|
Silicone
Silastic LS
Thickol
Flurel, Viton®
Acrylic
|
Q
FVMQ
T
FKM
ACM, ANM
|
FE
FK
BK
HK
DF, DH
|
TA
TA
SA
-
TB
|
Viton® is a registered trademark of
DuPont Dow Elastomers L.L.C.
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Copyright © 2009 R.J. Vedovell, Inc.
11128 James St. Zeeland, MI 49464, USA
800-782-2827 / 616-748-6900 phone • 800-477-9825 / 616-748-6969 fax
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