Post on 20-Mar-2018
transcript
UAB Materials ProcessingMaterials Processing
and Applications Development (MPAD)
CenterCenter
The MPAD center at the University of Alabama at Birmingham (UAB) is a
h i R&D d t h lcomprehensive R&D and technology center that specializes in advanced FRP and composites-
• Material development• Testing and Evaluation• Design and Finite Element Analysis• Processing and Tooling• Prototyping and Applications Development
• Modeling and simulationModeling and simulation
This handout summarizes the capabilities for mechanical, physical
and thermal testing
. TESTINGCAPABILITIES
Materials Processing and Applications Development (MPAD) Center
Materials Processing and Applications DevelopmentApplications Development
(MPAD) Center at UAB
Th UAB S h l f E i i i l d i• The UAB School of Engineering is a leader in engineering education in the southeastern US
• UAB has a significant effort in composites materials research and application development (R&D) within it M t i l P i d A li tiits Materials Processing and Application Development (MPAD) center, a 20,000 sq.ft facility dedicated to advanced composites and metal castings research and applications development. R&D ff t ith h i i th f d d• R&D efforts with emphasis in the areas of advanced materials focusing on lightweight composites and applications development.
• Strong ongoing multi-institutional collaborations including universities, national laboratories, non-profit organizations and small businesses.
• The MPAD researchers have transitioned and commercialized R&D efforts into commercial products for the defense, energy industry, transportation & aviation.
• The testing capabilities of MPAD are highlighted in this document.
Materials Processing and Applications Development (MPAD) Center
SATEC TC-55 HYDRAULIC TESTING U C S G
FRAME
• Capacity: 50,000 lbs-force
• Stroke: 18 inches
• ASTM test methods for Fl T iFlexure, Tension, Compression, Shear, and Static Indentation
• ASTM D790• ASTM D6272• ASTM D2344• ASTM D7137• ASTM D6671• ASTM D6641
ASTM D3039• ASTM D3039• ASTM D638• ASTM D5766• ASTM D3410• ASTM D695• ASTM D7291• ASTM D2412
Materials Processing and Applications Development (MPAD) Center
MTS HYDRAULIC TESTING FRAMETESTING FRAME
• Capacity: 50 000 lbs-forceCapacity: 50,000 lbs force
• Cylindrical Stroke: 18 inches
• Hydraulic grips
• ASTM test methods for Flexure, Tension, Compression, Shear, and Static Indentation
• ASTM D790• ASTM D6272• ASTM D2344• ASTM D7137• ASTM D6671
ASTM D6641• ASTM D6641• ASTM D3039• ASTM D638• ASTM D5766• ASTM D3410• ASTM D695• ASTM D7291• ASTM D2412
Materials Processing and Applications Development (MPAD) Center
HIGH SPEED TILE SAWS
• Ability to cut regular fiber reinforced composites with accurate y g pdimension control
• Ability to cut ceramic tiles
• Water cooling to prevent overheat on specimens
Materials Processing and Applications Development (MPAD) Center
ROUTER FOR DOG BONED ASTM D 638 O S 638
TENSILE SPECIMENS • Ability to route dog-boned samples for ASTM D 638 – Standard Test y g p
Method for Tensile Properties of Plastics
• Accurate dimension control
Materials Processing and Applications Development (MPAD) Center
TENSILE TESTING FIXTUREFIXTURE
• ASTM D3039 - Standard Test Method for Tensile Properties of Polymer Matrix Composite MaterialsPolymer Matrix Composite Materials
• ASTM D638 - Standard Test Method for Tensile Properties of Plastics
• ASTM D5766 - Standard Test Method for Open-Hole Tensile Strength of Polymer Matrix Composite LaminatesSt e gt o o y e at Co pos te a ates
Materials Processing and Applications Development (MPAD) Center
COMPRESSION AFTER IMPACT (CAI) FIXTURE C (C ) U
• ASTM D7137 - Standard Test Method for Compressive Residual Strength Properties of Damaged Polymer Matrix Composite PlatesStrength Properties of Damaged Polymer Matrix Composite Plates
• Residual Compressive Strength and Modulus
• Compressive Failure Modes
CAI testing Before CAI After CAI
Materials Processing and Applications Development (MPAD) Center
g
PUNCH SHEAR TESTING FIXTURES G U
• Material study for ballistic damage mechanisms
• Different punch size and shape choice
Materials Processing and Applications Development (MPAD) Center
SQUEEZE FLOW TESTING FIXTURES G U
• Viscosity vs. time and viscosity vs. temperature for fiber reinforced composites
• Material study for compression molding process
0°• Heating capacity: 450 F
Before
After
Materials Processing and Applications Development (MPAD) Center
MIXED MODE I-MODE II FRACTURE C U
TOUGHNESS TESTING FIXTURE
• ASTM D6671 - Standard Test Method for Mixed Mode I-Mode II Interlaminar Fracture Toughness of Unidirectional Fiber Reinforced Polymer Matrix Composites
• Fracture toughness for laminated compositesg p
Materials Processing and Applications Development (MPAD) Center
SPLIT DISK TESTING FIXTURE
• ASTM D2290 - Standard Test Method for Apparent Hoop Tensile pp pStrength of Plastic or Reinforced Plastic Pipe by Split Disk Method
• Apparent hoop tensile strength
Materials Processing and Applications Development (MPAD) Center
LOW VELOCITY IMPACT (LVI) OR ( )
DROP TOWER TESTING FIXTURE
• ASTM D7136 - Standard Test Method for Measuring the Damage Resistance of a Fiber-Reinforced Polymer Matrix Composite to a Drop-Weight Impact Event
• Impact resistance studyp y
• Impact failure modes
Drop Tower
Materials Processing and Applications Development (MPAD) Center
p
FLEXURAL TESTING FIXTUREU
• ASTM D790 - Standard Test Methods for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical Insulating M t i lMaterials
• ASTM D6272 - Standard Test Method for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical Insulating Materials by Four-Point Bending
• ASTM D2344 Standard Test Method for Short Beam Strength of• ASTM D2344 - Standard Test Method for Short-Beam Strength of Polymer Matrix Composite Materials and Their Laminates
Materials Processing and Applications Development (MPAD) Center
COMBINED LOADING COMPRESSION CO SS O
TESTING FIXTURE
• ASTM D6641 - Standard Test Method for Compressive Properties of Polymer Matrix Composite Materials Using a Combined Loading Compression (CLC) Test Fixture
• Compressive strength
Materials Processing and Applications Development (MPAD) Center
TABER ABRASION TESTS
• Ability to test the wear resistance for fiber reinforced composites
• Sample size 3 inches diameter
• Different wear mediumsDifferent wear mediums
Materials Processing and Applications Development (MPAD) Center
OTHER ASTM TESTS
• ASTM D3410 - Standard Test Method for Compressive Properties p pof Polymer Matrix Composite Materials with Unsupported Gage Section by Shear Loading
• ASTM D695 – Standard Test Method for Compressive Properties of Rigid Plastics
• ASTM D7291 - Standard Test Method for Through-Thickness “Flatwise” Tensile Strength and Elastic Modulus of a Fiber-Reinforced Polymer Matrix Composite Material
• ASTM D2412 - Standard Test Method for Determination of External Loading Characteristics of Plastic Pipe by Parallel-Plate Loadingg p y g
• ASTM D1599 - Standard Test Method for Resistance to Short-Time Hydraulic Pressure of Plastic Pipe, Tubing, and Fittings
• ASTM D 3355 - Fibre Content of Unidirectional Fibre/Polymer Composites (Also see ASTM D3171-76 and ASTM D 3553-76)
• ASTM D 2734 – Standard Test Methods for Void Content of Reinforced Plastics
• ASTM D5528 – Standard Test Method for Mode I Interlaminar Fracture Toughness of Unidirectional Fiber-Reinforced Polymer Matrix CompositesMatrix Composites
• MIL-HDBK End Notched Flexure test - Mode II fracture toughness • ASTM D 648 - Deflection Temperature of Plastics under Flexural
Load.• ASTM C297 – Standard Test Method for Flatwise Tensile Strength
of Sandwich Constructions
Materials Processing and Applications Development (MPAD) Center
of Sandwich Constructions
CUSTOMIZED TESTING
• Tensile tests with irregular size (up to 18” long sample)
• Tension and flexural fatigue tests
• Tests required with customized fixturesTests required with customized fixtures
Oversized Tensile Testing
Customized Testing
Materials Processing and Applications Development (MPAD) Center
1.Thermoset / Thermoplastic Polymers & Polymer Matrix Composites, Expertise in Thermoset Liquid Molding
Other Capabilities
Expertise in Thermoset Liquid Molding (VARTM, RTM)
2.Expertise in Thermoplastic Processes (LFT, Thermoforming, Pultrusion, Hot-Melt Impregnation)
VARTM - UAB
3.Concept Design to Prototype - Full Scale Product / Application Development Cycle, Design & Solid Modeling (Pro/Engineer, Inventor, Solidworks) Finite Element Analysis (FEA) and Modeling of Plastics & Composites (Hypermesh, ANSYS)
4.Dynamic Response Modeling such as Ballistic, Crash, Blast & Low Velocity Impacts (LS-DYNA)
5 P M d li d Si l ti f
Thermoforming machine-UAB
5.Process Modeling and Simulation for Plastics and Composite Processes
6.Static Testing and Material Characterization (All ASTM Static tests - Tensile, Flexure, Compression)
7.Dynamic Testing (Low Velocity Impact, Charpy / Izod), High Velocity Impact Testing (
8.Burn-Through Fire Testing,Electromagnetic Interference (EMI)
Gas Gun - UABg ( )
Shielding Testing, Abrasion Testing
9.Nondestructive Testing and Characterization (Ultrasonic,Vibration, X-RayNDE), Thermography
Materials Processing and Applications Development (MPAD) Center