ej251 and ej252 subaru enginessubaru's ej251 and ej252 were 2.5litre horizontallyopposed (or 'boxer') fourcylinder petrol engines. for australia, the ej251 engine was first introduced in the subaru be/bh liberty in 1998 and subsequently offered in the bh outback, gd/gg impreza rs and subaru sg forester. for the subaru bl/bp liberty and bp outback, the ej251 was replaced by the ej252 engine.tipped pcbn inserts in 55 degree diamond shape d for hardtipped pcbn inserts in 55 degree diamond shape d for hard turning ferrous metals of cast iron and hardened steel, the cbn insert cutting edges are made with polycrystalline cubic boron nitride, indexable inserts with cbn tips are precision cutting tools, which are used in cnc fine finish machining and turning roller, bearing, pumps, automobile brake disk, aircraft jet engine.
full top surface milling pcd inserts for machiningfull top surface pcd inserts are various with more insert shapes, the blanks are available with a and w iso style pin lock holes, and full face pcd insert features good wear resistance and impact stength, it is widely used for cnc turning and milling as an indexable insert, it has better heat absorption capacity, and be able to worktipped pcd inserts with brazed pcd cutting edges for hardtipped pcd inserts with brazed pcd cutting edges are used for machining nonferrous hard metals such as aluminum alloy, tungsten carbide, copper, zinc. the working tips of pcd inserts are made by pure polycrystalline diamond, pcd tipped inserts are mainly for cnc continuous turning and milling automobile engine block, cylinder head, transmission parts, gearbox.