No. 539 Stress Cracking Test Equipment
This is a fixture for conducting environmental stress cracking tests on plastics.
Composition: 1) Slitter (a tool for making specified scratches on the test piece) 2) Clamp for bending the test piece 3) Test piece transfer tool (a tool for transferring the test piece to the holder)
basic information
■Specimen dimensions: 38×12.7mm ■Notch depth: Method A 0.5–0.65mm, Methods B and C 0.3–0.4mm
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Delivery Time
Model number/Brand name
Catalog No. 539
Applications/Examples of results
Plastic environmental stress cracking test (stress cracking test).
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Toyo Seiki Seisakusho Co., Ltd. is a comprehensive manufacturer of various material testing machines and environmental testing equipment targeting fields such as plastics, rubber, paints, paper, and textiles. Since its founding in 1934, we have been dedicated to "testing machines" and have supported our customers' research and development and quality control across various fields. We will continue to refine our technical capabilities and respond to our customers' needs. 【Product Development Timeline】 1955: Thermoplastic Resin Fluidity Tester 'Melt Indexer' 1960: Universal Material Testing Machine 'Strograph' 1963: Curing Tester 'Oscillating Disk Rheometer (ODR)' 1970: Mixing and Extrusion Testing Equipment 'Lab Plastmill' 1982: Capillary Rheometer 'Capillograph'














































