Page 484 - Injection Molding Advanced Troubleshooting Guide

484 Index

F G

family molds 109, 292 galling 214
feed lines 211, 237, 264 gallons per minute 402
feed throat 170, 215, 264, 404, 415, 420, 426 gas assist 293, 425
fiber orientation 478 gas assist control 122
filled material 251, 252 gas assist injection molding 411
fillers 81, 307, 362, 469, 478 gas booster 411
fill only 63, 143, 310 gas counter pressure 429
fill only shot 29, 243, 250, 284 gas traps 165, 181, 184, 451
fill only weight 30, 72, 267, 301, 322, 379, gate 141, 152, 260, 267, 303, 313, 477
400, 410 gate design 108
fill pressure 246 gate flaking 420
fill time 258, 267, 306, 310, 381, 402 gate freeze 268
fill velocity 142, 183, 242, 258, 265, 266, 300, gate land 34, 268
310, 322, 333, 473 gate land length 146, 334
filters 85 gate location 268, 334
fines 139 gates 253, 279, 386, 395, 406, 467
first stage 243 gate seal 30, 33, 38, 114, 146, 147, 227, 241,
first-stage fill 284 256, 322, 399, 400, 463
first-stage injection velocity 381 gate seal study 29, 322, 453
first-stage velocity 402 gate seal time 433, 455
fishbone diagram 4, 14 gate size 142, 245, 334, 407
flaking 277, 424 gate spacing 246
flame-retardant 328 gate style 380
flame retardants 179 gate thickness 145
flash 54, 72, 101, 258, 279, 281, 297 gate vestige 34
flow 259 gating 33, 257, 313
flow analysis 303 gating thin to thick 458
flow analysis software 246, 321 gaylord 218
flow defects 307 gaylord tipper 394
flow distance 246 gel tape analysis 220
flow front 302, 303, 333, 475, 478 general-purpose screw 202, 203
flow front velocity 312 gibs 214
flow leader 303 glass 252
flow length 103, 253, 268, 292, 302, 313, glass bead 48
380, 467 glass content 316
flow lines 141, 299, 414 glass fibers 309, 310
flow marks 141 glass-filled 33, 34, 39, 50, 59, 128, 249, 259,
flow meter 27, 123, 402 307, 309, 311, 328, 391, 436, 440–442
flow pattern 303 glass-filled materials 168
flow rates 327, 454 glass transition temperature 348
foreign material 220, 249, 269, 386 glassy 309, 310
fountain flow 34, 473 glassy surface 315
fracture 223 gloss 47, 53, 101, 142, 319, 363
freeze 245 gloss variation 72, 309, 328
frozen layer 384, 467 glossy 319, 355
frozen layer plot 246, 456 grained 320
full taper tip 270 grease 157, 185, 214
grinder 139
grinding 163