Our new-designed K10650 Roll Stability Tester are on the market today. It is used for shear stability tests on lubricating greases. Suitable for standard test method ASTM D1831. It has two test rollers, test temperature is up to 38°C. Both test roller quantity and maximum test temperature can be made as per requirements. The old version K10650 Roll Stability Tester has stopped production on the same day.