For determining the bursting strength of woven or knitted fabrics, nonwovens,paper and board by application of a pneumatic load under a rubber diaphragm of a specific area. Provided with built-in testing software, touch screen and diaphragm calibration facility, renewable rubber diaphragms, distension height measurement, pneumatic clamping with clear acrylic bell and footswitch control, maximum capacity 1500Kpa/200PSI. Interchangeable test bells and clamping ring sets 30mm, 30.5mm, 31mm, 35.7mm, 79.8mm or 113mm diameter (not included; please specify). Software, footswitch, power cord, flexible pneumatic hose included.