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Material: Neoprene, compounded to DuPont Bridge-bearing pad specifications.
Mounts are designed for 0.225" maximumdeflection under constant load.
Temporary loading may greatly exceed thesenumbers without damage or permanent set.
Load Capacity [lbs kg] Natural Frequency of Mounts withDynamic Frequency Correction [Hz]
EAFMDesignation
& Color
Duro-meter
± 5
Rated Load Range TemporaryOverload Rated Load Range Temporary
Overload0.075" Defl. 0.15" Defl. 0.225" Defl. 0.675" Defl. 0.075" Defl. 0.15" Defl. 0.225" Defl. 0.675" Defl.
1.9 mm 3.8 mm 5.7 mm 17.1 mm 1.9 mm 3.8 mm 5.7 mm 17.1 mmGreen 40 50 23 100 45 150 68 450 205 12.5 9.0 7.5 4.5
8852 Red 50 73 33 145 66 220 100 660 300 13.1 9.5 7.8 4.7White 60 113 51 225 102 340 155 1020 465 14.5 10.4 8.6 5.2
7432Green 40 93 42 185 85 280 127 840 380 12.5 9.0 7.5 4.5Red 50 140 64 280 127 420 190 1260 570 13.1 9.5 7.8 4.7White 60 210 95 420 190 630 285 1890 860 14.5 10.4 8.6 5.2
DWN : CHKD: DATE : DWG NO. :FORM S-005-3 01/98
CERTIFICATION DATA
Mason Layout Drawing :
8852 & 7432
1
2
3456
810
20
304050
1.000.600.400.200.100.060.040.020.01
300024001800
1200
600480
360300240180
120
60
Durometer
7060504030
70 Duro60 Duro50 Duro40 Duro30 Duro
Data based on Resonance Tests onNumbered Neoprene CompoundsFor EAFM mounts
Test No. KAL-1391-1-72
DYN
AM
IC N
ATU
RA
L FR
EQU
ENC
Y -C
PM
DYN
AM
IC N
ATU
RA
L FR
EQU
ENC
Y -H
ertz
Compound7072�6072�5072�4072�3072
Stiffness2.32�1.63�1.50�1.43�1.25
STATIC DEFLECTION - inchesNote: Data does not apply to compounds other than those tested.
DYNAMIC STIFFNESS & FREQUENCY CURVES
CERTIFIED FORJOB NAME :CUSTOMER :CUSTOMER P.O. :MASON M.I. :DWG. NO. :
TYPE
EAFMElastomeric
AcousticalFloor Mounts
MASON INDUSTRIES, Inc.Manufacturers of Vibration Control Products
350 Rabro DriveHauppauge, NY 11788
631/348-0282FAX 631/348-0279
2101 W. Crescent Ave., Suite DAnaheim, CA 92801
714/535-2727FAX 714/535-5738
NY Mailing Address: PO Box 410, Smithtown, NY 11787
1 1/2" (38mm) 3" (76mm)
EAFM 8852
1 7/8" (48mm)
EAFM 7432
BRIDGE-BEARING NEOPRENE SPECIFICATIONSORIGINAL PHYSICAL
PROPERTIESTESTING FOR AGING COMPRES-
SION SET(c) (d)(a) (b) (b) Oven Aging(70hrs/212º F) Ozone (e)
Duro-meter
TensileStrength
[min.]
Elongat.at Break
[min.]
Hard-ness
[max.]
TensileStrength[max.]
Elongat.at Break
[min.]
1 ppm in airby Vol.20%
Strain 100º F
22hrs/150º FMethod B
30±5 1800 psi 500% + 15% ± 15% - 40% No Cracks 35% (max)40±5 2000 psi 450% + 15% ± 15% - 40% No Cracks 30% (max)50±5 2500 psi 400% + 15% ± 15% - 40% No Cracks 25% (max)60±5 2500 psi 350% + 15% ± 15% - 40% No Cracks 25% (max)(a)ASTM D-676 (b)ASTM D-412 (c)ASTM D-573 (d)ASTM D-1149 (e)ASTM D-395
1 1/2"(38mm)