Mould Test Cube c/w Clamp Base 100mm x 100 mm Standards require that specimens are cast in accurately machined Moulds. The moulds should be capable of withstanding heavy usage without suffering distortion. It is important that these tolerances can be maintained to ensure consistent test results. A calibration service is available. Cast Iron construction. Four part design. Clamp type steel baseplate. Meets requirements of BS1881 part 108, EN12390-1 and ISO1920.