
1,membrane for paper:
Diameter: 80mm, thickness: 1mm
membrane resistance: (9±0.2)mm/(30±5)kPa
2,membrane for cardboard:
Diameter: 80mm, thickness: 2mm(edge), 2.5mm(Central area)
membrane resistance: 10mm, (170~220)kPa; 18mm, (250~350)kPa
Dongguan Astrand Electronic Technology Co., Ltd, with its own brand--ASTRAND, has been dedicating in providing professional testing equipment with top quality since its establishment in 2007. It owns sophisticated and advanced technology in producing Fabric Textile machine, Shoes/Footwear Testing Equipment, Paper and Paperboard Testing Equipment, Environmental test chamber, Universal Tensile Strength Testing Equipment and so on. Products made by ASTRAND reach international standards: ISO, ASTM, DIN, EN, GB, BS, JIS, TAPPI, AATCC. Also they are widely used in different area: R&D Institutions, Quality inspection institutions, universities,electronics, communications, instrumentation, automobile, aviation, etc.





