O-ring seal is used in machine tools, ships, automobiles, aerospace equipment, metallurgical machinery, chemical machinery, engineering machinery, construction machinery, mining machinery, petroleum machinery, plastic machinery, agricultural machinery, and various types of instruments and meters, a large number of applications of various types of sealing components. O-anulus signacula in oleum, acid et alcali, molere, chemical exesa et alia environments adhuc ludere a bonam obsignationem, concussa effusio.

Suadeo: EPDM compositis, CG compositis, fkm compositis, hnbr compositis.
EPDM: S552; S552-1; S512f; TER (IV) XLIX; TER (IV) XLVII, TER (IV) XXXIX; TER 4038EP; J-3080p
, SN232; C1212; CR112