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Because of its
concentration on aerospace environments and refractory alloys, PMTI
has established test systems that are quite unique. We can test
refractory alloys and composite materials to temperatures above
2000° C.
Ultra-High
Vacuum Creep Test Units (5
Available):
- 2000° C at a vacuum to E-10 torr
- Turbomolecular roughing pump, ion pump plus Titanium Sublimation
Pump (TSP) and bakeable to 250° C
- Optical strain measurement
- Specimen gage length up to 1.5"
- 500 pound dead weight load capacity
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Ultra-High
Vacuum Thermal Aging Units (5
Available):
- 2200°
C at a vacuum to E-10 torr
- Vertical
hot zones: 4" diameter x 8.5" high at 2000° C; 2.5" diameter
x 5.5" high
at 2200° C
- Utilized
for pressurized tube biaxial creep testing
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Test
Frame Systems for Mechanical Testing
- 55 kip hydraulic
Instron - Used for cryogenic to elevated temperature tensile,
compressive and fatigue testing in air; equipped with a MTS Teststar
II
- 10 kip mechanical
Instron with a 2500° C high vacuum Brew furnace; 2.5" diameter
x 5.5" vertical hot zone - Used for tensile, compressive and fatigue
testing of refractory specimens
- 1 kip mechanical
Instron - Used for flexure testing
- 220 kip hydraulic
MTS - Used for cryogenic to elevated temperature tensile, compressive
and fatigue testing in air
- 10 kip hydraulic
MTS which can be fitted with a 1800° C high vacuum Heatherington
furnace; 2.5" diameter x 5.5" vertical hot zone - Used for tensile,
compressive and fatigue testing of refractory specimens
- 10 kip hydraulic
MTS fitted with an Astro furnace; 2.5" diameter x 6" vertical
hot zone; capable of refractory internals (2000° C in high
vacuum) or graphite internals operation (2800° C in an inert
atmosphere) and will be fitted with an MTS TestStar II in the
Fall of 2005. Used for tensile, compressive and fatigue testing
of refractory specimens and composite specimens in graphite internals
operation.
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Conventional
Creep/Stress - Rupture Frames (2 Available):
- 1000°
C in air -
3" diameter x 4.5" vertical hot zone
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Impact
Testing
- 2.0 and 264
foot-pound Tinius Olsen impact tester capable of testing from
cryogenic to 600°
F
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