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24 GENERAL CATALOGUEFATIGUE…(RUBBER) FATIGUE…(RUBBER) No.395 REPEATED VIBRATION FATIGUE TESTER No. 255 DE MATTIA TYPE FLEX-CRACKING TESTERNo. 263 DE MATTIA TYPE FLEX-CRACKING TESTER WITH CHAMBER124 GENERAL CATALOGUEMECHANICAL CHARACTERISTICS1 MECHANICAL CHARACTERISTICSFATIGUE…(PLASTIC) ■APPLICATION This tester evaluates fatigue resistance by applying repeated stress to plastic materials while constant load is given by unbalanced mass rotation. ■SPECIFICATIONSVibration load・・・・・・・・・・・Model B20 … ±0.2 kN ModelB50 … ±0.5 kN ModelB70 … ±0.7 kNNumber of cycles・・・・・・・1,800 cpmCounter・・・・・・・・・・・・・・・・8 digitsOption・・・・・・・・・・・・・・・・・・Thermostatic chamber (-30〜 +150℃), available upon requestElectric source・・・・・・・・・・AC 100V, 1-P, 40A, 50/60HzDimensions & weight・・・・W730×D650×H810 mm, approx. 520 kg■REFERENCE STANDARDSJIS K 7118, K 7119■APPLICATION This tester measures endurance of sample with regard to repeated bending and growth of crack generated due to repeated bending. Allows testing of 12 samples at a time and is designed taking safety and noise reduction into consideration. ■SPECIFICATIONSCrank speed・・・・・・・・・・・・・・300 cpmBending stroke・・・・・・・・・・・・57 mm, xedElectric source・・・・・・・・・・・・AC 100V, 1-P, 7A, 50/60HzDimensions & weight・・・・・・W450×D450×H600 mm, approx. 78 kg■REFERENCE STANDARDSJIS K 6260, ASTM D 813, BS 903, ISO 132, 133■APPLICATION This tester measures endurance of sample with regard to repeated bending and growth of crack generated due to repeated bending at high temperature. Allows testing of 20 samples at a time. ■SPECIFICATIONSCrank speed・・・・・・・・・・・・・・300 cpmBending stroke・・・・・・・・・・・・Max. 100 mmTension・・・・・・・・・・・・・・・・・・Up to 400 N (100 mm)Temperature・・・・・・・・・・・・・・Ordinary temperature〜150℃Electric source・・・・・・・・・・・・AC 200V, 3-P, 30A, 50/60HzDimensions & weight・・・・・・W1270×D900×H1500 mm, approx. 570 kg ■REFERENCE STANDARDSJIS K 6260, ASTM D 813, ISO 132REPEATED VIBRATION FATIGUE TESTER WITH THERMOSTATIC CHAMBER
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