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Oct . 20, 2025 12:15 Back to list

Spherical Roller Bearing Material Exporter—ISO, Fast Ship?


Inside a nuts-and-bolts exporter’s playbook: UCFL201 and the reality of a spherical roller bearing supply chain

If you’ve ever walked a shop floor in Linxi County, you’ll know why people call Hebei the quiet backbone of motion. As a spherical roller bearing material exporter, the conversation inevitably drifts to steel cleanliness, cage stability, and, to be honest, the honest work of keeping conveyors running at shift change. Today’s spotlight: the 12mm 2 bolt UCFL 201 Flange units (oval) bearing—small part, big consequences.

Spherical Roller Bearing Material Exporter—ISO, Fast Ship?

What’s changing in bearings (and why UCFL201 matters)

Three trends keep coming up in my interviews: tighter tolerance demands even on “commodity” housings, traceable metallurgy (especially for export buyers), and resilient coatings for wet or dusty lines. Surprisingly, buyers ask as much about heat-treatment curves as price. And yes, that’s a good thing.

Spherical Roller Bearing Material Exporter—ISO, Fast Ship?

Product spotlight: UCFL201 (oval flange unit)

Origin: No. 3, Area B, Bearing Industry Mass Entrepreneurship Park, Beihuan Road, Linxi County, Xingtai City, Hebei Province. Description: description. Many customers say this little unit takes more abuse than it should—yet it keeps going.

ParameterUCFL201 Spec (≈, real-world use may vary)
Bore (d)12 mm
InsertUC201, set-screw locking (M5)
Housing materialCast iron (GG20–GG25); optional ductile iron
Bearing steelGCr15 (AISI 52100) rings/balls; 60–64 HRC
SealsContact seals, grease pre-lubed (NLGI-2 Li complex)
Dynamic/Static ratingC ≈ 12.8 kN / Co ≈ 6.5 kN
Speed limit (grease)≈ 6,500 rpm (application-dependent)
Temperature range-20 to +120 °C (standard grease)
Spherical Roller Bearing Material Exporter—ISO, Fast Ship?

Materials and process flow (how it’s really made)

  • Rings/Balls: Vacuum-degassed GCr15; through-hardened, sub-zero stabilization to curb retained austenite.
  • Housing: Precision-cast GG20–GG25; optional phosphate and topcoat for corrosion-prone sites.
  • Heat treatment: Controlled atmosphere; hardness 60–64 HRC; case-depth checks where specified.
  • Grinding: Raceway roundness ≤ 6 μm; surface roughness Ra ≤ 0.32 μm.
  • Testing: ISO 492 tolerance checks, radial internal clearance per ISO 5753, static/dynamic per ISO 76/281.
  • Noise/Vibration: V2 class typical; lot certificates available. Salt-spray (ASTM B117) on coated housings upon request.
Spherical Roller Bearing Material Exporter—ISO, Fast Ship?

Applications and service life

You’ll see UCFL201 on small conveyors, packaging lines, agricultural seeders, and compact fans. In clean, well-aligned duty, L10 life by ISO 281 often lands in the 20,000–40,000 h window. Misalignment, shock, or grit will lower that—no magic there, just physics.

Spherical Roller Bearing Material Exporter—ISO, Fast Ship?

Vendor comparison (export buyers ask for this chart)

Vendor Core Material Heat Treatment Lead Time Certs Customization
BTZ Bearing (Hebei) GCr15 + GG25 Through-hardened, sub-zero ≈ 15–25 days ISO 9001; RoHS Seals, coatings, clearance, logo
Regional Trader A Mixed-source Standard Stock-dependent Varies Limited
OEM B 52100 + ductile iron option Advanced ≈ 30–45 days ISO/CE Broad
Spherical Roller Bearing Material Exporter—ISO, Fast Ship?

Customization, feedback, and a quick case

  • Customization: stainless insert, triple-lip seals, food-grade grease, C3/C4 clearance, black oxide or epoxy-coated housing.
  • Customer voice: “After switching to coated housings, bearing change-outs on our washdown conveyor dropped by half,” a packaging manager told me—informal, but consistent with the data.

spherical roller bearing material exporter realities bleed into UCFL units too: clean steel, predictable heat treat, and seal integrity are universal. Actually, that’s the whole game.

Spherical Roller Bearing Material Exporter—ISO, Fast Ship?

Test snapshots and compliance

Sample lot UCFL201: hardness 61.5 HRC avg; radial runout 8 μm; torque increase after 24 h at 120 °C: +5% (acceptable). Certifications: ISO 9001 QMS; RoHS/REACH material declarations. Standards referenced below.

Where to start

If you’re auditing suppliers, ask for heat-treatment charts, microcleanliness results, and ISO 281 life calculations with your actual loads. It seems basic, but it separates a true spherical roller bearing material exporter from a catalog pusher.

  1. ISO 281: Rolling bearings — Dynamic load ratings and rating life. ISO.
  2. ISO 492: Rolling bearings — Radial bearings — Tolerances. ISO.
  3. ISO 76: Rolling bearings — Static load ratings. ISO.
  4. ASTM A485: Standard Specification for High-Carbon Anti-Friction Bearing Steel. ASTM International.
  5. ISO 5753: Rolling bearings — Internal clearance. ISO.
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