Materials Handbook 15th ed - G. Brady_ H. Clauser_ J. Vaccari (McGraw-Hill_ 2002) Episode 1 ppt

[...]... is intended for lens applications Density is 0.043 lb/in3 (11 90 kg/m3), light transmission is 92 to 93%, refractive index is 1. 49 to 1. 51, and haze is 0.3 to 0.5% Tensile and flexural strengths are 11 ,000 to 11 ,500 lb/in2 (76 to 79 MPa) and 16 ,10 0 to 18 ,10 0 lb/in2 (11 1 to 12 5 MPa), respectively; ultimate elongation is 4.3 to 8.8%; the flexural modulus is 470,000 to 480,000 lb/in2 (3240 to 3 310 MPa);... in/in/°F (0.0 01 m/m/K), the heat-deflection temperature at 264 lb/in2 (1. 82 MPa) is 2 21 F (10 5°C), the short-term dielectric strength for 0.0625-in (1. 5875-mm) thickness is 540 V/mil ( 21, 260 V/mm), and the dielectric constant at 1 MHz is 5.7 A 30% glass-reinforced grade has a specific gravity of 1. 46, a density of 0.053 lb/in 3 (14 67 kg/m 3 ), a tensile strength at break of 19 ,000 lb/in2 (13 1 MPa), a tensile... those of modified epoxies and the thermoset-elastomer types They are supplied as solvent dispersions in solution or in film form Conventional two-part liquid epoxy adhesives are brittle but can be toughened by incorporating a rubber phase Scotch-Weld DP-420 and DP-460, of 3M, are examples, and they are said to provide 10 times greater peel strength Three others—DP -1 0 5, DP -1 2 5, and DP -1 9 0— provide shear... lb/in2 (8.6 10 .3 MPa) to 4500–5000 lb/in2 ( 31 34.5 MPa), tensile elongations of 5 15 % to 12 5 17 5% and shear strengths of 12 50 15 00 lb/in2 (8.6 10 .3 MPa) to 3000–3500 lb/in2 Downloaded from Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com) Copyright © 2004 The McGraw-Hill Companies All rights reserved Any use is subject to the Terms of Use as given at the website Materials, ... Saran F -1 2 0, of Dow Chemical Co., is a similar material Centrex polymers from Bayer Corp are acrylonitrile styrene acrylate (ASA), acrylonitrile-ethylene-propylene-styrene (AES), and ASA/AES resins All are noted for good resistance to weather aging in unpainted, outdoor applications ASA grades include medium-impact, low- or high-gloss types, and a high-impact, highgloss type AES grades include high-impact,... solid-rocket-motor cases SynSkin HC9872, of Dexter Aerospace Materials, is a surfacing adhesive film used to reduce labor-intensive finishing in fabricating composite components Liquid polymer shim, also from Dexter, is room-temperature-curing epoxy paste suitable for 300°F (14 9°C) service Eccobond adhesives, of Emerson & Cuming Specialty Polymers, are one- or two-component, moderate- or high-strength,... general-purpose, electrically or thermally conductive, ultraviolet-curable, impactresistant, low- or high-temperature, or fast-curing formulations Amicon adhesives, also from Emerson & Cuming, are epoxy products for surface-mount applications Plastilock 731SI, from SIA Adhesives, is a two-part epoxy capable of bonding to urethane structural reaction-injection molded components Hexcel Corp.’s Redux 610 ... company’s Redux 340 adhesive is a high-strength, high-temperature epoxy that cures in 1 h at 350°F (17 7°C) It has a lap-shear strength of 17 00 lb/in2 (11 .7 MPa) at 400°F (204°C) Dozens of two-component epoxy adhesives are marketed by Master Bond, most of which cure at 200°F (93°C), some at 300°F (14 9°C), and some at room temperature Service temperatures range from as low as 10 0°F (Ϫ73°C) to over 400°F (204°C)... possess strength to retain a porous structure to pass the air or liquid Activated carbon CXC 4-6 , of Union Carbide Corp., produced from petroleum and used as a catalyst support, is in 3 16 -in (0.48-cm) pellets of high hardness and strength Activated charcoal powder is usually ground to 300 mesh An acid-washed coconut-shell activated carbon from Barnebey Sutcliffe Corp is effective for removing mercury, ketones,... developed by the Air Force for bonding stainless steel to resist heat to 15 00°F ( 816 °C) is made with a porcelain enamel frit, iron oxide, and stainless-steel powder It is applied to both parts and fired at 17 50°F (954°C), giving a shear strength of 1, 500 lb/in2 (10 MPa) in the bond But ceramic cements that require firing are generally classified with ordinary adhesives Wash-away adhesives are used for . include high-impact, low- or medium-gloss grades suitable for coextrusion over ABS or PVC substrates. ASA/AES grades are medium-impact, low-gloss or high-impact, high- gloss grades, most of which are. are noted for good resistance to weather aging in unpainted, outdoor applications. ASA grades include medium-impact, low- or high-gloss types, and a high-impact, high- gloss type. AES grades. that sub- 16 ACTIVATED CHARCOAL Downloaded from Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com) Copyright © 2004 The McGraw-Hill Companies. All rights reserved. Any