♦Deep groove ball bearing Usage: ball bearings for high precision,anti-corrosion,cacuum,nonmagnetic,high temp,low temp,electric insulation. Characteristic: resistant to strong acid,alkali,salt and gas of deleterious, PFA/PEEK has long life,resistant to wear.high toughness,high modulus of elasticity. You can choose single or double bearing shields made of ceramic or PEEK or PTFE or metal. The cages and rolling elements can [...]