
Environmental Stress Cracking Tester
Description:
Environmental Stress Cracking Tester is used to determine of the susceptibility of ethylene plastics, as defined in terminology D883, to environmental stress-cracking when subjected to the conditions specified in ASTM D1693-01, under certain conditions of stress and in the presence of environments such as soaps, wetting agents, oils, or detergents, ethylene plastics may exhibit mechanical failure by cracking.
Testing Principle:
Bent specimens of the plastic, each having a controlled imperfection on one surface, are exposed to the action of a surface-active agent. The proportion of the total number of specimens that crack in a given time is observed.
Technical Parameters
Model | HD-R907 | |
Number of stations | 50 | |
Volume | 50L | |
Constant temperature | 50℃± 0.5℃ and 100℃± 0.5℃ | |
Sample size | (38 × 13 × Thickness) mm | |
Notch length | 19±0.1 | |
Specimen holder | Inner groove width 12mm | |
Heat conducting medium | Soft water (recommended below 90 ℃) | |
Stator oil (above 90 ℃) | ||
Power | (220-15%-220+10%) VAC 50Hz 3kW | |
Operating ambient temperature | 10℃-35℃ | |
Host size(L*W*H) | 900* 450*480mm | |
Host weight | About 30kg | |
Nicking device | ||
Blade length | 19±0.1mm | |
Blade thickness | 0.23±0.03mm | |
Blade angle | 14°±2° | |
Stroke of nicking device | (0-13)mm | |
Maximum depth of notch | 3.5mm | |
Unit size(L*W*H) | 300*120*300mm | |
Device weight | About 12kg |
ABOUT HAIDA
Haida International Equipment Co,Ltd was established in 2004, located in Dongguan city, Guangdong Province, China, is specialized in production and R&D of various material physical properties testing equipment. We have our own independent research and development center and four testing equipment production lines: textile, footwear, leather, mask. In 2006, textile, footwear, leather mask testing equipment officially put into production and entered the international market.
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Dongguan Haida Equipment Co.,LTD
Haida established in 2004 in Dongguan City, where is the “silicon valley” of world manufacturing industry. It is a certified national high-tech enterprise engaged in design, research and development, production, sales, calibration and after-sale service of test equipment, such as paper&packaging test equipment, Furniture test equipment, material mechanics test equipment, optical measurement equipment, environmental reliability testing equipment etc. With the persistent efforts of all staff, Haida owned 4 factories with total 60,000 square meters, 15 branch offices covers South China, North China, East China, Central China and Northwest China, as well over 20 overseas after-sales service sites covers Southeast Asia, Europe, North America and the Middle East with over 28,000 customers.
Looking forward to the future, Haida will fulfill the mission of "Deliver the best testing equipment to our customers" and adhere to the core values of "Creative, Efficiency, Inheritance, Passion and Persistence". Taking a green, low-carbon, and environmentally friendly sustainable development path, Haida will continuously optimize the product structure to realize the transformation and upgrade of the enterprise itself. It is the eternal pursuit of Haida people to build Haida into a comprehensive provider of testing equipment with advanced technology, excellent quality, high-quality service, and win-win cooperation!