Ceramic gauge block 617675-016

These are ultra-low expansion ceramic gauge blocks. The ZERO CERA Blocks offer you the following benefits: • Thermal expansion at 20 ±1°C is less than 1/500 that of steel. • There is almost no secular change either in the dimension or coefficient of thermal expansion. • You will find them light and easy to handle. • They are rust free. • They are magnetisation free.