A.16.2. VHDS
PRODUCT
Type			Elastomer, rubber, antivibration.
Chemical Composition			Silicone.
Manufacturer	Vibrachoc Parc d'activités de l'Eglantier CE 2804 Lisses, F- 91028 Evry France			Tel: +33 (0)1 69 91 50 00 Fax: +33 (0)1 64 97 50 28 Email: www.hutchinson.fr
EXPERIENCE & AVAILABILITY
Development Status			Commercial Product
Cost Range			-
Lot Reproducibility			Fair
Space Experience			Good
GENERAL PROPERTIES (Physical, Mechanical, Thermal, Electrical, Optical)
Nature			Typical Value		Remarks
Specific Gravity			1.1 to 1.4		Manufacturer’s Data
Hardness			33 to 77		DIDC
Tensile Strength			6.5 to 10.5 MPa		Manufacturer’s Data
Strain at Failure			400 to 800%		Manufacturer’s Data
Tear Strength			250 to 300 N.cm^-1		Manufacturer’s Data
Rebound			26 to 30%		Zwick @ Room temperature
PROPERTIES RELEVANT TO SPACE USE
Nature		Typical Value				Type of Test
Temperature Range		-80°C to 200°C				Long term
Outgassing		TML = 0.2%, RML =0.2%, CVCM = 0.02%				ECSS-Q-70-02
SPECIAL RECOMMENDATIONS
· Elastomer pieces to be used in space receive a special thermal treatment by the manufacturer to reduce their outgassing to the above value. This must be specified at the time of procurement.