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Elmet Technologies

Daikin DAI-EL® G-EXP-002 Fluoroelastomer Copolymer, 66% Fluorine Content
Categories: Polymer; Thermoset; Fluoropolymer, TS; Thermoset Fluoroelastomer; Rubber or Thermoset Elastomer (TSE)

Material Notes: DAI-EL® G-EXP-002 is a cure incorporated copolymer with medium-low Mooney viscosity. It is designed for injection molding of o-rings, seals and other parts where fast curing and low compression set are required. DAI-EL® G-EXP-002 may be used in compliance with 21 CFR 177.2600, Rubber articles intended for repeated use. Finished articles are required to comply with the end tests specified in 21 CFR 177.2600 (e) or (f), as applicable.

Typical Applications: O-rings, seals, gaskets, molded tubing

Rheological Properties MDR 2000:
Temperature: 177°C
Frequency: 100 cpm
Strain: 0.5°
Test time: 6 min

Information provided by Daikin.

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.81 g/cc1.81 g/cc
Mooney Viscosity 33
@Temperature 121 °C
33
@Temperature 250 °F
ML 1+10
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 8080
Tensile Strength at Break 16.5 MPa2390 psi
Elongation at Break 200 %200 %
100% Modulus 7.20 MPa
@Strain 100 %
1040 psi
@Strain 100 %
Compression Set 15.4 %
@Temperature 200 °C,
Time 252000 sec
15.4 %
@Temperature 392 °F,
Time 70.0 hour
#214 O-ring; ASTM D395 Method B
 
Thermal PropertiesMetricEnglishComments
Minimum Service Temperature, Air -18.0 °C-0.400 °FLow Temperature Retraction; ASTM D1329
 
Processing PropertiesMetricEnglishComments
Cure Time 1.30 min0.0217 hourts2, scorch time
 1.50 min0.0250 hourt'50, time to 50% cure
 2.50 min0.0417 hourt'90, time to 90% cure
 10.0 min
@Temperature 177 °C
0.167 hour
@Temperature 351 °F
Press Cure
 1440 min
@Temperature 232 °C
24.0 hour
@Temperature 450 °F
Post Cure
 
Compliance PropertiesMetricEnglishComments
FDA YesYesSee notes for details.
 
Component Elements PropertiesMetricEnglishComments
Fluorine, F 66 %66 %
 
Descriptive Properties
ColorWhite to cream
MH26.4 dNmmaximum torque
ML1.1 dNmminimum torque
Test Formula100 phrDAI-EL® G-EXP-002
 3 phrMagnesium oxide
 30 phrMT Carbon Black (N-990)
 6 phrCalcium hydroxide

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