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SINT-A20 Iron Copper Sintered Powder Metallurgy Bearing and Components

Standard: DIN 30910
Code: SINT-A20
Type: Iron-Copper Base
Products: Self-Lubricated Bearing & Parts
Product description: The SINT-A20 iron-copper sintered bearing meets DIN 30910 standards for robust, reliable performance. Manufactured via powder metallurgy, it is oil-impregnated to provide continuous self-lubrication,
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SINT-A20 Sinterstahl höher Cu-haltig (High-Copper Sintered Steel)

SINT-A20 is a low-density high-copper sintered steel bearing material per DIN 30910-3. High copper content provides excellent thermal and electrical conductivity for motor 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	5.8–6.2 g/cm³
Porosity	25 ± 2.5%
Radial Crushing Strength K	> 180 N/mm²
Hardness HB	> 30
Thermal Conductivity	41 W/mK

Comparable Standards: MPIF FC-0800-K26 / ISO 5755 P2082Z. 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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