Heavy duty industrial ball and roller bearings for rolling mill, mining, oil drilling and paper mill.

For 30+ years, focusing on extending the industry's uptime

LongRoll has been a manufacturer and global supplier of industrial ball & roller bearings for 30+ years, medium-large size heavy duty bearings are our specialty.

Most of our products are used in heavy industries, especially in steel rolling mill, mining equipments, oil & gas drilling rig, papermaking machine.

Thanks to our well-trained team, LongRoll has been the preferred supplier in the industry.

Premium Industrial Bearings & Accessories

Focusing on industrial bearings R & D, manufacturing and warehousing for 30+ years

The largest inventory in China of steel rolling mill bearings, the most featured industry application of the company.

LongRoll supplies enhanced radial and thrust roller bearings from 30+ years ago, for popular brands of jaw and cone crusher.

The widest range of spherical roller bearings specially designed for vibrating screen to withstand the heavy loads.

Full range of bearings are available for crankshaft, eccentric, pinion shaft and crosshead of frac and mud pump, in stock.

Spherical roller bearings are the most used in paper making process, and then, the tapered and cylindrical roller bearings.

Adapter sleeves are the most commonly used components for locating bearings with a tapered bore onto a cylindrical seat.


Since 1988, LongRoll has been dedicated to reducing the industries’ unexpected downtime.

Grow With Our Global Customers

Branches In China
Countries We Exported To
Export Orders We Fullfilled
Domestic Customers
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Inventory All Year Round
$ 0 K
LRO industrial bearing manufacturer


Since 1988, LongRoll has been a global supplier of industrial bearings, focusing on R&D, manufacturing and warehousing. We have the largest domestic inventory of heavy duty roller bearings.

Besides, in past years, LongRoll accumulated plentiful experience in countless industries, especially in oil & gas drilling, mineral processing, steel mill, paper mill, food processing and vehicle aftermarket.

30+ years of accumulation brings us:
● Steady supply chain system, excellent cost control ability
● 7000m2 warehouse, $6,500,000 inventory all year round
● In-house testing lab with cutting-edge testing equipments
● Outstanding technical team, bearing engineering and manufacturing


bearing manufacturing

Since 1988

● 30+ years in the industry
● Excellent manfuacturing capacity
● Remarkable market sourcing strength
● Solid supply chain, high cost control ability

bearing engineering design

Engineering Strength

● OEM service available
● Advanced CNC machining center
● Knowledgeable engineering team
● Optimum customized bearing design

Bearing inspection

Cutting-edge Testing Lab

● In-house testing lab
● Cutting-edge testing methods
● Comprehensive testing equipments
● Guarantee the durability of bearings

Bearings in stock

Abundant Inventory

● 7000㎡ warehouse
● The largest domestic inventory
● $6,500,000 frequently-used bearings
● Prompt delivery, short the downtime


Your inquiry will be replied within 8 hours!