Round Cord / Sealing Elastomer

■Comparison of Characteristic Values

Item	Viscoelastic Elastomer	Nitrile Rubber	Silicon Rubber
Specific Gravity	0.9	1.6	1.2
Hardness	65 (Asker F)	70 (Shore A)	50 (Shore A)
Tensile Strength (Mpa)	0.17	12.7	8.8
Elongation (%)	>2000	370	330
Maximum Operating Temperature	70	90	200
Low Temp. Resistance	-10	-10	-70

■Comparison of Chemical Resistance

	Viscoelastic Elastomer	Nitrile Rubber	Silicon Rubber
Gasoline Light Oil	×	◎	△-○
Water	◎	◎	△
Strong Acid	◎	○	△
Strong Alkali	◎	○	○
Ether	×	×-△	△

Do not use in places where there may be splashes of solvent.