By incorporating ceramic balls, it achieves an even longer lifespan than heat-resistant stainless steel bearings.
"Features" 1. The operating temperature is up to 250°C (excluding seal types). 2. It is a hybrid type that incorporates ceramic balls into the inner and outer rings made of SUS440 stainless steel. 3. The ceramic balls reduce internal heat generation, extending the lifespan of the grease. 4. The long lifespan reduces running costs.
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basic information
"Product Specifications" ■ Inner ring / Outer ring: SUS440C ■ Balls: Silicon nitride ceramics (Si₃N₄) ■ Retainer: SUS304 ■ Shield: SUS304 ■ Seal: Fluororubber ■ Lubrication: Fluorine-based heat-resistant grease ■ Radial clearance: C4 * The seal type is rated for temperatures up to 200°C.
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At Nankai Seiko Co., Ltd., we have maintained our unwavering attitude since our founding, continuing to grow under the slogans of "Uniqueness," "Development Capability," and "Speed." As pioneers in stainless steel bearings, we will continue to challenge ourselves in areas that others do not or cannot pursue, and we will maintain our curiosity to enhance customer satisfaction and earn trust.