Symposium on Plastics: Philadelphia District Meeting |
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Page 51
... CONSTANT. example , a cast film of unplasticized cellulose acetate is more permeable to water than a molded one ( Table I ) . The permeability may also vary with the solvent used . When molding a ma- terial like bakelite , which contains ...
... CONSTANT. example , a cast film of unplasticized cellulose acetate is more permeable to water than a molded one ( Table I ) . The permeability may also vary with the solvent used . When molding a ma- terial like bakelite , which contains ...
Page 75
... constant stress cycles . For example , Fig . 6 shows the gradual increase in amplitude of vibra- tion ( due to decrease in dynamic modulus of elasticity ) of a laminated phenolic specimen subjected to repeated constant bending stress ...
... constant stress cycles . For example , Fig . 6 shows the gradual increase in amplitude of vibra- tion ( due to decrease in dynamic modulus of elasticity ) of a laminated phenolic specimen subjected to repeated constant bending stress ...
Page 82
... Constant - Force Oscillator Type of Fatigue Machine ( 22 ) . of the reciprocating assembly . Thus , irrespective of the specimen deformation , the load in the specimen equals that produced by the rotating eccentric and remains constant ...
... Constant - Force Oscillator Type of Fatigue Machine ( 22 ) . of the reciprocating assembly . Thus , irrespective of the specimen deformation , the load in the specimen equals that produced by the rotating eccentric and remains constant ...
Contents
IntroductionRobert Burns | 5 |
Discussion | 19 |
Diffusion of Water Through PlasticsG Deeg Jr and C J Frosch | 46 |
Copyright | |
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Common terms and phrases
A.S.T.M. Specifications A.S.T.M. Standards aircraft allyl applications Bakelite behavior Book of A.S.T.M. brittle butyral cellulose acetate Cellulose Nitrate cent chemical cold flow compression constant Creep Tests cycles damping capacity decrease deflection deformation Dielectric strength dioctyl phthalate dynamic modulus effect electrical Elongation Engineering Chemistry Ethyl Cellulose exposure fabric factor Fahr fatigue strength fatigue testing fibers filler flexural strength ft-lb Grade Grade Grade heat Impact Strength increase Industrial and Engineering insulation laminated laminated phenolic load low temperatures machine measured mechanical properties metals Method of Test Modern Plastics modulus of elasticity molding compounds NONRIGID notch paper phenolic laminated Phenolic resin plastic materials Polymethyl Methacrylate polystyrene polyvinyl chloride resistance Rubber shear sheet shown in Fig shows shrinkage static stress stress-strain curve Styramic styrene Table tensile strength terial test specimen Testing Mats thermoplastics thermosetting thick tion Torsion toughness values vibration vinylidene chloride Water absorption