To determine the bursting strength and distension at burst of woven, knitted and non woven fabrics, papers and boards by the application of hydraulic load under a rubber diaphragm. Windows based software gives accurate control of the unit, user friendly interface and presentation of test reports together with data storage and retrieval. Processor with LCD monitor, keyboard and mouse included. Features automatic diaphragm correction and automatic adjustment of flow rate to achieve burst within specified time. Quick change bells and diaphragms mean increased testing time. Four different specimen sizes can be accommodated allowing testing to most relevant standards. Test areas up to 50cm² (80mm dia) can be accommodated.