The mechanical seal IN0180.BIA.BQVGG is a bellows-type sealing solution engineered for reliable performance in rotary shaft applications. This specific model belongs to the standardized IN560C/INBIA series, a comprehensive catalog of mechanical seals designed for interchangeability and precise dimensional compliance. Its construction is defined by a set of critical dimensions, including a shaft diameter (d1) of 18 mm, an outer diameter of the moving part (d3) of 30.5 mm, and an overall seal length (L3) of 22.5 mm. The external diameter of the fixed part (d7) is 35 mm. These precise dimensions of the mechanical seal ensure correct fitment and optimal function within the designated housing.

Material selection for the IN0180.BIA.BQVGG is tailored for durability and chemical resistance in demanding environments. The primary sealing face is manufactured from silicon carbide (карбид кремния), a hard, wear-resistant ceramic material that ensures long-term sealing integrity and minimal friction. The mating ring is composed of graphite, providing a compatible and self-lubricating counterface. The metal structural components are made from AISI 304 stainless steel, offering excellent corrosion resistance. The elastomeric bellows element is fabricated from NBR (Nitrile Butadiene Rubber), which provides flexibility and resilience across a wide range of temperatures and fluids, particularly oils and fuels.

As a BIA-grade seal, this model represents a balanced design suitable for a broad spectrum of general industrial pumping applications, including centrifugal pumps, mixers, and compressors. The bellows (сильфонное) design eliminates the need for a dynamic O-ring, reducing hang-up and allowing for effective sealing in applications with minor shaft runout or vibration. When consulting the catalog of mechanical seals for a replacement or upgrade, the IN0180.BIA.BQVGG offers a reliable, off-the-shelf solution. Its defined construction and material properties make it a practical choice for maintenance engineers and OEM designers seeking a seal that delivers consistent performance, reduces leakage, and extends mean time between failures in standard service conditions.

Mechanical Seal IN0180.BIA.BQVGG: Bellows-Type Seal for 18mm Shaft with SiC/Carbon Faces

Mechanical Seal IN0180.BIA.BQVGG: BIA Grade Bellows Seal for 18mm Shaft with Silicon Carbide Stationary Face

Mechanical Seal IN0180.BIA.BQVGG: Bellows-Type Seal for 18mm Shafts with Silicon Carbide Stationary Face