Do not read so much, look about you and think of what you see there – Feyman Do not read so much, look about you and think of what you see there – Feyman.

Slides:

Advertisements

Similar presentations

Ahmed W. Moustafa Lecture (1)

Advertisements

Constituent Materials 1 Laminate Plate Theory $100 $200 $300 $400 $500 Potpourri and Processing Composite Laminates $400 $500 Constituent Materials.

Materials Used in Civil Engineering.

Neptune Research Inc. Introduction For more than 25 years, Neptune Research Inc. has focused its strategic research initiatives on the development, manufacturing.

PORTLAND CEMENT CONCRETE REPAIR & PROTECTION FOR THE TRANSPORTATION INDUSTRY USING THERMOSET RESIN SYSTEMS.

Matt Bobinski Karen Cariaga Zane Gravino HIGH FIBER.

The simplest of the fabrication processes, hand lay-up is used in low-volume production of large products, e.g., wind turbine components, concrete forms,

Composites - overview Artificial combination of matrix phase & dispersed phase Artificial combination of matrix phase & dispersed phase Matrix: metal,

Composite Materials Fundamental questions

King Abdulaziz University Chemical and Materials Engineering Department Chapter 3 The Structure of Crystalline Solids Session II.

Manufacturing with Composite

Short Fiber Composite Materials Andy Fox Eric Trelease.

CONCRETE PROTECTION MATERIALS & TECHNIQUES CE 402 DONE BY AHMED AL-HAWAS FAYEZ AL-SAIKHAN.

FRP Reinforcement of Concrete

Materials Composites. Introduction The major problem in the application of polymers to engineering is their low stiffness and strength compared to steel.

The simplest of the fabrication processes, hand lay-up is used in low-volume production of large products, e.g., wind turbine components, concrete forms,

D AY 34: C OMPOSITE M ATERIALS Properties of Composite Materials Types of Fiber that are commonly used.

composite materials Department “ORGANIC CHEMISRTY AND TECHNOLOGY”

FIBROUS REINFORCEMENT Structure: 1.Continuous bundles of fibers. 2.Woven fabrics. 3.Chopped fiber.

Fiber-Reinforced Polymer (FRP)

1 COMPOSITE MATERIALS What are composite materials? Two or more materials bound together Example from civil engineering: Concrete reinforced with steel.

How to fabricate optimum/complex materials from single materials

Particle, Fiber Polymer Matrix, Laminates

MAE 661 Laminated Composites Introduction Materials and Processes

Composite Materials Krishan K. Chawla Chapter 5. Polymer Matrix Composites.

Ceramic Matrix Composites (CMCs)

Composite Materials Dr. Jing LI

Composites. Composite Materials Modern applications require materials with unusual combinations of properties These properties might even be contradictory.

Rene Herrmann  Materials constist of at least 2 components, MATRIX and REINFORCEMENT.  MATRIX is resin  REINFORCEMENT is fiber  Resin types.

Creep Relaxation. Creep of cellulose acetate Relaxation in PMMA Stress relaxation of PMMA Time (hours) 40 0 C Log E(t),

Composite Materials Bill Pedersen. Components of Polymer Composites Polymer Resin Usually a thermoset Usually a thermosetEpoxyPolyesterVinylester Thermoplastics.

1. 2 Plastic compounding…… 3 4 Where is used compounding of plastics Industries Served:  Construction  Auto  Wire and Cable  Durables  Consumer.

No problem is too small or too trivial if we can really do something about it – Feyman No problem is too small or too trivial if we can really do something.

1. Indicate whether statements are true or false ① All natural fibers are organic and all synthetic fibers inorganic. ② Polyethylene has the lowest density.

ME 330 Engineering Materials

Fabric Development, Inc.

A great teacher never strives to explain his vision. He simply invites you to stand beside him and see for yourself. – R. Inman A great teacher never strives.

Polymers and Composites. Carbon Carbon can be in so many different compounds because: 1.It can form 4 covalent bonds. 2. They can bond in chains or ring.

1. Indicate whether statements are true or false ① Most processing routes for ceramic matrix composites involve high temperature and can only be employed.

7. Ceramic Matrix Composites Ceramic matrials strenth, stiffness temperature chemical inertness low density sensitive flaw thermal shock Ceramic matrix.

FIBRE REINFORCED POLYMER - NEW AGE CONSTRUCTION MATERIALS

Classification CONCRETE: Gravel, sand and cement

6.1.3 In Situ Fabrication Techniques -Controlled unidirectional solidification of a eutectic alloy can result in a two-phase microstructure with one of.

Composite Materials Chapter 5. Polymer Matrix Composites.

FIBRE REINFORCED POLYMER - NEW AGE CONSTRUCTION MATERIALS PRESENTED BY UNDER THE GUIDENCE OF ARIF M. HIREHAL Dr. SATISH A. ANNIGERI.

Reinforced Plastics.

Presented To: Dr. Ashutosh Bagchi

CONCRETE PROTECTION MATERIALS & TECHNIQUES

Materials Engineering

材料科学与工程专业英语 Special English for Materials Science and Engineering

By: Engr. Rizwan Nasir B.Sc. Chemical Engineering 13 October, 2009

Review COMPOSITE SANDWICH PANEL UNDER BUCKLING BEHAVIOUR

Fibre-reinforced plastic

Most of the important things in the world have been accomplished by people who have kept on trying when there seemed to be no hope at all   – Dale.

Last class - Creep, relaxation, recovery PVC silicones polycarbonate

Growth Opportunities for Composites in the Global Mass Transportation and Off Road Equipment Market Report : Trends, Forecast and Competitive.

Composites in the Global Passenger Rail Market Report : Trends, Forecast and Competitive Analysis 1.

UNDERSTANDING VINYL ESTER AND EPOXY TANK LINING PROPERTIES FOR THE POWER INDUSTRY: TIPS FOR OWNERS

Application of Composites in Sporting Goods

A great many people think they are thinking when they are merely rearranging their prejudices   – William James.

Composites Aerospace Engineering © 2011 Project Lead The Way, Inc.

Know these functional groups:

Know these functional groups:

Some specific polymers

Composites - polymer matrix composites (PMCs)

Global Composites Market Report : Trends, Forecast and Competitive Analysis 1.

….when you are young you only want to go as fast, as far, and as deep as you can in one subject - all the others are neglected as being relatively uninteresting.

Composites Fibers - variables amount fiber length distribution

Low Density SMC Market Report : Trends, Forecast and Competitive Analysis 1.

Aircraft Composite Structures Spokane Community College

Presentation transcript:

Do not read so much, look about you and think of what you see there – Feyman Do not read so much, look about you and think of what you see there – Feyman

Crystal whiskers - SiC

Composites - polymer matrix composites (PMCs) Fibers: mainly - glass (GFRPs), carbon (CFRPs), aramid, others - B, SiC, Al 2 O 3 Fibers: mainly - glass (GFRPs), carbon (CFRPs), aramid, others - B, SiC, Al 2 O 3

Composites - polymer matrix composites (PMCs) Fibers: mainly - glass (GFRPs), carbon (CFRPs), aramid, others - B, SiC, Al 2 O 3 Fibers: mainly - glass (GFRPs), carbon (CFRPs), aramid, others - B, SiC, Al 2 O 3

Composites - polymer matrix composites (PMCs) Fibers: mainly - glass (GFRPs), carbon (CFRPs), aramid, others - B, SiC, Al 2 O 3 Fibers: mainly - glass (GFRPs), carbon (CFRPs), aramid, others - B, SiC, Al 2 O 3

Composites - polymer matrix composites (PMCs) Fibers: mainly - glass (GFRPs), carbon (CFRPs), aramid, others - B, SiC, Al 2 O 3 Fibers: mainly - glass (GFRPs), carbon (CFRPs), aramid, others - B, SiC, Al 2 O 3

Composites - polymer matrix composites (PMCs) Fibers: mainly - glass (GFRPs), carbon (CFRPs), aramid, others - B, SiC, Al 2 O 3 Fibers: mainly - glass (GFRPs), carbon (CFRPs), aramid, others - B, SiC, Al 2 O 3

Composites - polymer matrix composites (PMCs) Carbon fibers frequently used as woven fabrics impregnated with an epoxy

Composites - polymer matrix composites (PMCs)

Woven carbon fiber fabrics in auto industry BMW M6 - roof (unpainted) 'vette Z06 - front fenders, wheel wells, floor Porsche Carrera GT ($440,000) - frame Scion accessories - gear shift knob ($49), fuel-filler door ($39), roof pillar appliqués ($75-189), etc.

Composites - polymer matrix composites (PMCs) Matrix

Composites - polymer matrix composites (PMCs) Very common - polyesters, vinyl esters

Composites Role of matrix in FR composites: a. transfer stresses betwn fibers b. provide barrier to environment c. protect fibers Role of matrix in FR composites: a. transfer stresses betwn fibers b. provide barrier to environment c. protect fibers Matrix/fiber bond: matrix must wet fiber physical & chemical bond desirable mechanical interlocking Matrix/fiber bond: matrix must wet fiber physical & chemical bond desirable mechanical interlocking Fibers frequently coated w/ coupling agent

non-coupled Composites coupled

Composites Fibers - variables amount fiber length distribution orientation Fibers - variables amount fiber length distribution orientation

Composites Fibers - variables amount fiber length distribution orientation Fibers - variables amount fiber length distribution orientation Fiber orientation can be random aligned intermediate Fiber orientation can be random aligned intermediate

Composites

Assignment: Review today's classnotes a. PMCs - fibers b. vinyl esters c. matrix/fiber bond d. fiber characteristics & behavior Read pp Assignment: Review today's classnotes a. PMCs - fibers b. vinyl esters c. matrix/fiber bond d. fiber characteristics & behavior Read pp

Composites - polymer matrix composites (PMCs) Role of matrix in FR composites: a. transfer stresses betwn fibers b. provide barrier to environment c. protect fibers Role of matrix in FR composites: a. transfer stresses betwn fibers b. provide barrier to environment c. protect fibers Slow crack growth deflect crack tips redistribute stresses around crack tips bridge crack tips Slow crack growth deflect crack tips redistribute stresses around crack tips bridge crack tips