... good mechanical properties, long service life; 3. Cylinder: honing machining /boring /rolling;4. Ballblast for paint ... articulated machines2, Storage :As spare parts of hydraulic cylinder suggested, stored in a dry, ... hydraulic cylinder or machine components centerlineAbout usWuxi Boli Yeya Technology Co.,Ltd. was founded in 1983. Mainly supply hydraulic cylinders ,pneumatic cylinders, jack cylinders ...