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SPECIAL BALL BEARINGS
SPECIAL MATERIALS
Various materials are available not only for inner and outer rings but also for the other components and parts. SMT can find a perfect solution using such components and parts in the best combination of various materials for each application.
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Shield^SECC, AISI 304
Retainer^SPCC,S55C,AISI 304,Fluorine resin coated,Nylon 66
Inner and Outer Rings^SAE 52100 (heat-stabilization available)
AISI 440C (heat-stabilization available)
AISI 304, AISI 316L, AISI 630, Titanium, Nickel alloy

Ball^SAE 52100, AISI 440C, AISI 304, Ceramic
Seal^Nitrile rubber, Acrylic rubber, Fluorine rubber, Fluorine resin
Lubricant^Chemical resistant grease, Heat resistant grease, Food grade grease, Clean room grease, Vacuum environment grease, Other special environment grease