Fatigue and Tribological Properties of Plastics and by PDL Staff (Auth.)

By PDL Staff (Auth.)

For all useful reasons, the invaluable lifetime of a plastic part is the same as its fatigue lifestyles less than stipulations of cyclic loading comparable to those who ensue in vibration. both vital to fabrics engineers and architects are abrasion, friction and wearùtribological houses.

Over eighty popular households are lined together with thermoplastics, thermosets, thermoplastic elastomers and rubbers. Neat resins, blends and alloys, plastics with quite a few combos of fillers, ingredients and extra are coated. additionally covers plastics mated to plastics and metals

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DuPont Zytel 101 Nylon 6E (gen. purp. -.. DuPont Zytel 101 Nylon 6E (gen. purp. grade, unlubricated), tensioncompression; 30 Hz;66°C [fig dl ---I Reference No. 103 104 105 I06 DuPont Zytel 101 Nylon 66 (gen. purp. grade, unlubricated); tensioncompression; 30 Hz; 100°C [fig d] 68 1 07 cycles to failure 0 Plastics Design Library NYLON 66 42 GRAPH 56: Fatigue Cycles to Failure vs. Stress for BASF Ultramid A Nylon 66. vl BASF Ultramid AG5 Nylor 66 (25% glass fiber), rotating beam; DIN 53442 7 5 Hz, 23'C, 50% RH; laboratory atmosphere Ifis UI -105 106 107 BASF UltramidAG7 Nylon 66 (35% glass fiber), rotahng beam, DIN 53442, 7 5 Hz, 23'C.

35 DuPont Zytel 101 Nylon 66 (gen. purp. grade, unlubricated); flexure: Reference No. H v u) In 9 30 u) 25 20 104 103 105 107 cycles to failure 2 GRAPH 43: Fatigue Cycles to Failure vs. Stress in Flexure for DuPont Minion Nylon 66. 50 45 n m 40 a z. u) 35 u) 2 c. ,..... -.. DuPont Minlon 1OB Nylon 66 (mineral filled); flexure; 23°C;DAM Reference No. I 68 1 NYLON 66 36 GRAPH 44: Fatigue Cycles to Failure vs. Stress in Flexure for Glass Reinforced LNP Nylon 66. -, Reference No. 104 105 10 6 394 107 cycles to failure GRAPH 45: Fatigue Cycles to Failure vs.

Grade; 33% glass fiber); tensioncompression; 30 Hz; 23'C 50%RH; [fig d] DuPont Zytel71G 33L Nylon 66 (lubricated, impact modified; 33% glass fiber); tensioncompression; 30 Hz; 23%; DAM [fig d] DuPont Zytel71G 33L Nylon 66 (lubricated, impact modified; 33% glass fiber); tension'compression;30 Hz; 23°C; 50% RH [fig d] cycles to failure Reference NI 68 GRAPH 53:Fatigue Cycles to Failure vs. Stress in Tension for DuPont Zytel101 Nylon 66. -.. Reference No. DuPont Zytel101 Nylon 66 (gen. purp. grade, unlubricated);tensioncompression; 30 Hz; 23'C; DAM [fig d] DuPont Zytel101 Nylon 66 (gen.

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