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Magnetic Materials / 01

Raw materials & compounds

Six upstream families: from dry- and wet-pressed sintered ferrite powder to thermoplastic compounds for injection molding. Compound grades are published with full SI / CGS technical data.

01 / UPSTREAM

Sintered Ferrite Powder

烧结锶铁氧体磁粉

Anisotropic strontium ferrite powder for dry and wet pressing, including LaCo-substituted high-performance series for motor tiles and radial rings.

◆ Parameter tables are being validated by Ruiyi — request the latest specification sheet.

Published dataView category →
02 / UPSTREAM

Bonded Permanent Ferrite Powder

粘结永磁铁氧体磁粉

Ferrite powders optimised for bonded magnets — rubber magnets, plastic magnets and calendered or extruded magnetic sheets.

◆ Grades available on request; specification sheet in preparation.

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03 / UPSTREAM

Injection Molding Compound · Ferrite

注射成型铁氧体粒料

Sr ferrite magnetic powder compounded with PA6, PA12 or PPS into ready-to-mold granules. 15 anisotropic grades with full magnetic, mechanical and molding data.

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04 / UPSTREAM

Injection Molding Compound · Rare Earth

注射成型稀土粒料

Eight isotropic and anisotropic NdFeB / SmFeN / hybrid compound series in PA12 and PPS, covering Br from 250 to 910 mT.

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05 / UPSTREAM

Magnetic Recording Powder

磁记录磁粉

Magnetic powders for bank card stripes, railway tickets, magnetic inks and recording media.

◆ Grades and coercivity ranges available on request.

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06 / UPSTREAM

EM Wave Absorbing Materials

吸波材料

Flexible rubber absorbers and magnetic fillers for EMC and shielding in the 1–40 GHz range.

◆ Absorption curves and thickness options available on request.

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Structured technical data

Every compound grade, filterable

51 injection-molding compound grades are published as indexable pages with magnetic, mechanical, physical and molding parameters in both SI and CGS units.

Custom compounding

Need a binder, loading or orientation we do not list?

Ruiyi tailors compound formulations to your part geometry and process window.