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SINT-B20 Iron Copper Sintered Powder Metallurgy Bearing and Components

Standard: DIN 30910
Code: SINT-B20
Type: Iron-Copper Base
Products: Self-Lubricated Bearing & Parts
Product description: Designed with iron-copper and produced via powder metallurgy, the SINT-B20 self-lubricating bearing complies with DIN 30910. Its oil-impregnated structure delivers continuous lubrication, making it su
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SINT-B20 Sinterstahl höher Cu-haltig (High-Copper Sintered Steel)

SINT-B20 is a medium-density high-copper sintered steel bearing material per DIN 30910-3. High copper content provides excellent thermal conductivity for electric motor and generator bearing applications.

Chemical Composition (per DIN 30910-3 (Sintered Metals for Bearings))

Element	Content
Fe	Rest (Balance)
C	< 0.3%
Cu	15–25%
Other	< 2%

Properties (per DIN 30910-3 (Sintered Metals for Bearings))

Property	Value
Density	6.2–6.6 g/cm³
Porosity	20 ± 2.5%
Radial Crushing Strength K	> 200 N/mm²
Hardness HB	> 45
Thermal Conductivity	47 W/mK

Comparable Standards: MPIF FC-0800-K29 / ISO 5755 P2083Z. Radial crushing strength K is measured on calibrated bearings Ø 10/16 × 10. Oil content is minimum 90% of open porosity.

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