A rubber block is a solid, three-dimensional elastomeric component engineered primarily for heavy-duty load-bearing, industrial shock absorption, high-performance vibration isolation, and critical structural cushioning. Distinct from thinner sheets or pads in its substantial volume and cross-sectional density, it is manufactured through precision processes like compression molding, transfer molding, or injection molding, allowing for complex geometries and consistent internal integrity. The functional core of a rubber block lies in its customized compound, formulated from base elastomers such as natural rubber (NR) for outstanding resilience and energy return, neoprene (CR) for good weather and moderate oil resistance, ethylene propylene diene monomer (EPDM) for superior ozone and weather resistance in civil engineering, or nitrile rubber (NBR) for environments involving oils and fuels. Key technical parameters defining its performance include its hardness (durometer) often ranging from 40 to 80 Shore A for different stiffness levels, static and dynamic load-bearing capacity measured in MPa or PSI, compression set resistance to prevent permanent deformation, and deflection characteristics under specific loads. In application, anti-vibration rubber blocks are fundamental for mounting heavy machinery like presses, generators, and industrial pumps, effectively isolating structure-borne noise and dampening disruptive vibrations. In infrastructure, elastomeric bridge bearing blocks accommodate thermal expansion, seismic movements, and live loads through controlled horizontal shear deflection. For material handling, conveyor system impact blocks protect belts and structures at loading points by absorbing the kinetic energy of falling bulk materials. Furthermore, acoustic isolation blocks are used in building construction to create floating floors and walls that prevent sound transmission. The primary advantages of utilizing rubber blocks include their high energy absorption efficiency, which protects both machinery and foundations; their maintenance-free durability in harsh environments; and their design flexibility to be molded into shapes like rectangles, cylinders, or custom profiles with metal plate inserts for bolt-through installation. When selecting a rubber block, critical factors to analyze are the total static load to determine required compressive strength, the dynamic force frequency and amplitude for vibration control, the environmental exposure to chemicals, temperature extremes, or outdoor weathering, and any necessary fire resistance or regulatory certifications. Ultimately, from stabilizing massive industrial equipment to ensuring the seismic safety of bridges and buildings, the rubber block serves as a foundational, high-resilience solution for managing extreme forces, impacts, and vibrations in engineering and construction.