Molded O-Rings and Rubber Balls provide optimum sealing.

Press Release Summary:

Available in 12 materials with ODs from 0.070–0.139 in., Quad® O-Rings are used as static, reciprocal, and oscillating seals in low speed and low pressure applications. Quad-Ring® Lobed Seals, offered in same sizes, provide 2X sealing surface to withstand distortion and extrusion while providing longer life. Quad®-Brand Ground Rubber Balls, available in 14 diameters from 3/32–1 in., are molded of 70 Shore A nitrile compound and designed for pneumatic, hydraulic, and water applications.

Original Press Release:

Minnesota Rubber Introduces High Value and Rapid Delivery for the Most Popular and Highly Demanded Molded Quad® O-Rings, Quad-Rings®, and Quad® Rubber Balls.

Minneapolis, Minnesota: Minnesota Rubber and Plastics now offers a large inventory of standard size molded Quad® Brand family of products including Quad® O-Rings, Quad-Ring®, and Quad® Rubber Balls for optimum sealing in a wide range of industry applications. These high quality sealing products are available in select sizes in small to large quantities for 48-hour lead time global delivery.

Quad® Brand O-Rings Provide Long-Term Performance In A Variety Of Sealing Applications

Quad-Ring Seals serve as a general purpose seal for use as static, reciprocal and oscillating seals in low speed and low pressure applications. Available in 12 different materials in outside diameter sizes from 0.070 inch (±0.003) to 0.139 inch (±0.004). “Minnesota Rubber and Plastics pioneered the design and production of four-lobed seals with the Quad-Ring® Brand seal design. Developed to prevent spiral twist and withstand distortion, the Quad Brand product line extends these unique characteristics including reduced friction and elimination of leakage to all Quad products,” stated Lih Fang Chew, Minnesota Rubber and Plastics, Global Vice President Marketing who made the announcement.

Quad-Ring® Lobed Seals Prevent Spiral Twist In Difficult Sealing Applications

Originated by Minnesota Rubber and Plastics, Quad-Ring seals have twice the sealing surface to withstand distortion and extrusion while providing longer life compared to O-Ring seals. Quad-Ring seals reduce friction and eliminate leakage with strategically placed parting lines. Also available in 12 different materials in outside sizes from 0.070 inch (±0.003) to 0.139 inch (±0.004).

Quad®-Brand Ground Rubber Balls Feature Close Tolerance Spherical And Diametric Dimensions

Designed for pneumatic, hydraulic and water applications, these rubber balls are molded of 70 Shore A nitrile compound specially formulate for precision grinding the ball surface. High speed centerless grinding combined with automatic gauging/measuring assures consistent, close tolerances of both spherical and diametric dimensions. A precise, uniform finish ensures consistent sealing regardless of how the ball seats in the application.

Molded of 525K elastomer, these Quad-Brand balls are available in 14 diameters from 3/32 inch (0.093 ±0.003 dia., 0.003 sph) to 1inch (1.000 ±0.004 dia., 0.005 sph).

Minnesota Rubber and Plastics is industry’s first source for standard rubber and plastic sealing products. Providing a unique science-based approach to our molding capabilities has made the company a preferred partner for industry leaders in North America, Europe and Asia. The company is a global leader in the formulation of high performance rubber and plastic parts for the transportation, water, power, medical and pharmaceutical markets. 

For more information about standard sealing products from Minnesota Rubber and Plastics, call 952-927-1400. Email:   Website:  Minnesota Rubber and Plastics headquarters is located at1100 Xenium Lane North, Minneapolis, Minnesota 55441.

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