Dustproof bellows and muffs are designed to protect moving and stationary parts and assemblies (carriage, pistons, rods, hinge and other links) of dust, aggressive  iquids, gases, temperature, ozone protection and gamma rays. According to these technical requirements are made of NBR (oil-resistant), CHR(CR), VMQ (Silicone) with different hardness and color.

Flexible hose connections compounds for fluids and gases, primarily used in internal combustion engines.