Daikin DAI-EL® G-EXP-002 Fluoroelastomer Copolymer, 66% Fluorine Content

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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 Properties	Metric	English	Comments

Specific Gravity	1.81 g/cc	1.81 g/cc
Mooney Viscosity	33 @Temperature 121 °C	33 @Temperature 250 °F	ML 1+10

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	80	80
Tensile Strength at Break	16.5 MPa	2390 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 Properties	Metric	English	Comments
Minimum Service Temperature, Air	-18.0 °C	-0.400 °F	Low Temperature Retraction; ASTM D1329

Processing Properties	Metric	English	Comments
Cure Time	1.30 min	0.0217 hour	ts2, scorch time
	1.50 min	0.0250 hour	t'50, time to 50% cure
	2.50 min	0.0417 hour	t'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 Properties	Metric	English	Comments
FDA	Yes	Yes	See notes for details.

Component Elements Properties	Metric	English	Comments
Fluorine, F	66 %	66 %

Descriptive Properties
Color	White to cream
MH	26.4 dNm		maximum torque
ML	1.1 dNm		minimum torque
Test Formula	100 phr		DAI-EL® G-EXP-002
	3 phr		Magnesium oxide
	30 phr		MT Carbon Black (N-990)
	6 phr		Calcium hydroxide

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PDAIJ9800 / 209871

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