Plastics Engineering 3E Episode 5 ppt

... Steel 5 1.2-2 0. 35- 1.6 0.1 -0.3 5- 7 6 .5 3 .5- 6 .5 0. 25- 4 0.4 -5 0.3-0.8 1.3-1.4 0.01 -0.02 100 8 2-4 4 0.9-1.6 0.3-0 .5 5- 7 1 0 .5- 5 3 1-2.6 3-4 .5 0.7-1.1 1-4 0. 75 140 ... 0.014-0.023 0.0 05- 0.008 0.12 0.1 25 0.0 25- 0. 25 0.06 0.02-0 .5 0. 15- 0.2 0.02 0.03-0.13 0.01 0 .5 17 6 0.2-0 .5 0.02-0.06 14 16 5- 100 3.6 0.4-2...

Ngày tải lên: 13/08/2014, 09:20

... 1 15 - - - - - - 7 lrrr 70 85 90 50 60 60 130 120 90 100 204 255 110 150 1 85 220 1 25 170 180 260 150 10 170 50 50 55 250 50 50 60 130 130 - - - 800 900 ... 2810 7 855 4420 450 2000 150 0 1140 Io40 1 I50 1 450 90 50 0 980 900 35 1240 1 050 70 35 60 2 15 70 71 I 85 107 9 48 189 0.78* 1.2* 2.0* 15....

Ngày tải lên: 13/08/2014, 09:20

... Reinforced Plastics 41 42 43 45 48 61 66 71 74 81 84 95 95 103 110 116 119 121 121 127 131 134 136 137 138 140 142 142 143 1 45 1 45 147 148 150 152 152 154 168 ... 1 95 202 206 208 218 223 226 232 232 234 236 238 240 2 45 2 45 246 246 25 1 252 257 259 262 264 278 278 279 2 85 297 298 299 30 1 302...

Ngày tải lên: 13/08/2014, 09:20

... 803 x 12 8 x 70 x lo3 x 50 x 23 6= = 5. 5 mm Mechanicd Behaviour of Plastics 65 Therefore - - 1 x 10" n( 0. 25 ) (30) (5 - 8 .5 MN/m2 P= The nylon ring may ... solid material density or modulus but is based on a weight 56 Mechanical Behaviour of Plastics 0 0 0 .5 1 1 .5 2 2 .5 3 3 .5 Strain ("74 Fig. 2.13 Isoch...

Ngày tải lên: 13/08/2014, 09:20

... section. 2 .5 2 z 1 .5 g1 w 0 .5 0 0.01 0.1 1 10 100 Log (4 Fig. 2 .57 Variation of E,, Et and loss tangent for standard linear solid Mechanical Behaviour of Plastics 93 ... $(Fad + 6aF + aFas) (2.87) 102 Mechanical Behaviour of Plastics 0.1 0.08 Sp 65 - B 0.06 0.04 0.02 0 0 50 100 150 200 (SI Fig. 2.46 Variation of strain wit...

Ngày tải lên: 13/08/2014, 09:20

... 0.40 0 .50 0.60 Density 1140 1210 1280 1370 1460 157 0 1700 Tensile strength (GN/m2) 0.07 0.09 0.13 0.18 0.21 0.23 0.24 96 elongation at break 60 3 .5 3 .5 3.0 2 .5 2 .5 1 .5 Flexural ... PfVf + Pmvm = PfVf + Pm(l- Vf) 1 950 = 254 0Vf + 1300(1 - Vf) Vf = 0 .52 Pf 254 0 PC 1 950 Using equation (3.1). Wf = -Vf = -(0 .52 ) = 0.68 Example...

Ngày tải lên: 13/08/2014, 09:20

... 9 .55 10-~ p = -2.09 x 10-~ 1.49 x 10-~ 2.01 10-~ 3.77 x 10-4 5. 34 x 10 -5 -2.03 x 10-4 1 1. 05 x lo3 2 35. 2 -167.1 239.2 -79.2 -167.1 -79.2 233.0 [ D = [ 2 35. 2 2. 15 ... Stiffness matrix is given by A = 2.Q(O) + 4.e( 35) + 4.Q(- 35) A = 2 22 x 1 05 1.93 x 1 05 [7 :53 0, 1 05 2.22 1 05 ]Nmm 0 2.39 x IO5 The compliance matri...

Ngày tải lên: 13/08/2014, 09:20

... C n K,(MN rn1I2) 3.3 x 10-18 12.7 13 .5 2.7 10-14 6.4 26 .5 Processing of Plastics 257 2.5E-0 05 2E-0 05 1 E4 05 0 0 10 20 30 40 50 60 70 80 90 Screw flight angle Fig. ... following laminates are symmetric or non-symmetric. (i) [o/w/ 45/ 45/ w/olT (ii) P/902/ 45/ - 45/ 45/ 902/01~ (iii) [0/90/ 45/ - 456 / 45/ 9o/o]T 3.12 A plastic composite i...

Ngày tải lên: 13/08/2014, 09:20

... loo0 lo00 loo0 8 25/ 25/ 150 8 251 5011 25 3001401660 1 050 1390 910 1360 920 960 1 050 1070 930 30 5 60 1 140 60 5t 1 It 2 0. 75 0. 25 2 0 .5 0.3 1.6 0.4 0. 25 ‘EVOH ethyl vinyl ... 1 05 This is also the flow ratio, so from Fig. 4.42 the mean effective pressure is 50 MN/m2. Applying the viscosity factor, etc as above, then Clamp force per...

Ngày tải lên: 13/08/2014, 09:20

... K, p = 2700 kg/m3 350 300 250 200 T, - Inside surface of mould T, - Air inside mould E E ls0 I- 100 50 0 0 5 10 15 20 25 30 35 40 45 Time (min) Fig. 4.61 ... - r)2 + h2](R + r) + nr2 Draw ratio = RR~ - nJ[( 35 - 22 .5) 2 + 672]( 35 + 22 .5) + ~(22 .5) ~ = 3.6 - lr( 35) 2 4 .5 Calendering Calendering is a method...

Ngày tải lên: 13/08/2014, 09:20