Xinba Town, Yangzhong, Jiangsu, China
HONGRIND Precision Abrasives Request a Quote
Vitrified · CBN · Resin · Superfinishing stones

Precision grinding wheels for bearings, linear guides and compressors.

Proven on SKF production lines. A drop-in replacement for imported wheels at the same machine settings — with 15–20 day delivery and a better price.

Raceway and rib composite grinding wheels in blue, green and purple
GC/F180#MB 6-165×77×80 35m/s
8,000 parts per wheel on SKF Dalian's SRB roller line
2003Founded in Yangzhong, China's abrasives hub
6,000 tAnnual wheel & stone output
10,000 m²Plant incl. 6,000 m² climate-controlled workshop
15–20 daysTypical lead time for custom wheels
RUNNING ON PRODUCTION LINES ATSKFC&U GroupWanxiangChangjiang BearingNRBInovanceCSK
02 — Bearing ring grinding

One supplier for every position on the ring

Raceway, rib, bore, OD and face — vitrified alumina, SG and CBN wheels matched to each operation, including composite wheels that grind raceway and rib in one pass.

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03 — Grinding cases

Measured results on real lines

All 7 cases →
C&U Wuhu Automotive Bearing

Hub bearing line — outer flange raceway

HG/F80#KV 1-70×14×20 80m/s · HG/F80#KV 1-70×24×20 80m/s
31.5 → 26 scycle time
2×wheel life

Imported SG abrasive with our low-temperature, high-strength S1 bond allows 80 m/s grinding. Dressing interval extended from 6 to 10.

Jiangsu Tianchi Bearing

Bearing ring internal raceway grinding

HC/F120#MV 1-17×15×6 80m/s
5 → 50dressing interval
NoCBN diamond roller needed

Our composite CBN wheel is dressed with the existing diamond pen, so no costly CBN diamond roller is required. Diamond pen wear and wheel changes drop sharply.

SKF (Jinan) Bearings & Precision Technologies

Automotive hub bearing line — OD grinding

MASA/F100#LV 1-600×33/35/37/45×305 60m/s
Drop-inreplacement for imported wheels
0burn or chatter marks

Runs at the same machine parameters as the imported wheel. Roughness, roundness and surface finish stay stable in continuous production, at a lower price.

04 — Factory & quality

Every wheel is checked before it ships

In-house lab for raw materials and formulas, ERP order tracking, and outgoing inspection on every wheel.

CNC machining center finishing a grinding wheel Wheel finishing workshop Finished wheels on pallets ready for shipment

Production

  • 8 mixers and edge-runner mills
  • 16 hydraulic presses (6 fully automatic)
  • 5 automatic gas kilns + 4 electric kilns
  • 6 CNC machining centers, 20 grinders / lathes

Inspection

  • Static & dynamic balance
  • Parallelism and dimensional tolerance
  • Hardness testing
  • Rotational strength test (vertical & horizontal)

Delivery

  • 15–20 days for most custom wheels
  • Palletised, moisture-protected export packing
  • MOQ negotiable — trial orders welcome

More about our factory →

Large white vitrified wheel with a blank private-label ring
Label ring printed with your brand
Shrink-wrapped wheel with a specification label
Spec labels and packing to your standard
05 — OEM & private label

Your brand on our wheels

We already make private-label wheels for equipment makers and distributors. You get the same formulas, the same inspection and the same lead time as our own brand — with your name on the label.

Custom labels & marking
Your logo, part number and spec on every wheel
Your packaging
Printed cartons, shrink-wrap and pallet labels
Flexible MOQ
Negotiable — trial orders welcome
Strictly confidential
We never disclose the brands we produce for
Discuss an OEM order
Request a quote

Send us the marking on your current wheel

A photo of the label, a drawing, or just the part you grind is enough. Our engineers reply within one working day with a matching spec and a sample offer.

[email protected]WhatsApp / WeChat: +86 159 5298 3107Xinba Town, Yangzhong, Jiangsu, China

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