• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Place of Origin: Sichuan, China (Mainland)
  • Brand Name: CTRI
  • Model Number: special profile insert
  • Material: Cermet, Carbide
  • Usage: Internal Turning Tool
  • Hardness: HRC50-65
  • Coating: optional (TiAlN)
  • coating: Coated
  • Sample: Available
  • shipping: DHL/UPS/TNT etc
  • Manufacturer: Yes

Packaging & Delivery

Packaging Details 10 pcs in one plastic box, or upon your requirements
Delivery Time 10 DAYS
Company Information




Chengdu Tool Research Institute Co.,Ltd (hereafter CTRI) is founded in 1956 and formally under the 

direction of Chinas Machinery Ministry as the sole comprehensive tool researching and scientific 

developing institution of Chinas Machinery industry. CTRI moved to Chengdu in 1965. Approved by 

Ministry of Science and Technology, CTRI became the supporting institution of State Precision Tool 

Engineering Technology Research Center in 1998.It was later approved into China National Machinery 

Industry Corporation (SINOMACH) and transformed to a scientific 

and technological enterprise in 1999. 


CTRI is mainly engaged in precise cutting tools, measuring instruments, surface modified technique 

and advanced technological products. With the leading development of carbide chasers for oil pipe, 

CTRI extends products varieties for more industry structures, including bearing inserts, superhard

 cutting tools, CNC cutting tools, deep hole machining tools, automobile cutting tools, profile cutting

 tools, coupling tools, gear tester, in process gauge, calibration laser interferometer, special machines, 

and PVD,CVD, PCVD coating technical service, QPQ salt bath treatment technology and equipment. 




1) Manufacturing experience of turning and milling inserts, CNC cutting tools since 1958;


2) Non-standard inserts designed according to customers drawings are available;


3CVD and PVD Coating unit imported from Germany and Switzerland;


4) High R&D ability with newly developed grade for stable performance;


5Free samples available for trial;


6Instant online service and solutions will be provided within 1 day.




You are welcomed to visit our factory for further information and cooperation !



Product Description


Bearing Inserts 

Cermet bearing formed inserts manufactured by our company are mainly used for formed turning process of bearing rings. Inserts are mainly used for track, seal groove, radius, groove etc. Our bearing inserts are 

currently applied in automatic production line of bearing industry. Systematic solutions are available for 

various types of Deep Groove Ball Bearing (DGBB), Tapered Roller Bearing (TRB), Multi-roller Bearing (MRB), Wheel Hub Bearing (WHB),  other non-standard turning and CNC turning. 



 1. Loading 


Parting/Trepanning Tools 




 2. Turning Process 



Boring and face inserts, track, seal groove, OD radius/ bore radius, front and rear groove, N groove etc 


profile inserts are all available. 






3. Insert Resharpening 




Clamping Block 


Grinding/ Buffing wheel


Grinding/buffing machine



New design of full profile cermet inserts and holders to be suitable to use on CNC machine and local


 resharpening service: All inserts resharpening related accessories, shop floor resharpening technical 


supports and local resharpening service are available. 




Production Flow


Independent research & development in blanks and raw material:


Blanks are selfmanufactured or imported Mitsubishi which maintains good quality and reasonable cost for end users:

Over hundreds of grinders and CNC machining center to improve efficiency and accuracy 


Imported 5 axis grinding machine, profile grinding machine, optical profile grinding machine, vacuum 

welding machine, laser cutting machine, EDM sharpener etc to guarantee various market requirements: 



PVD coating machine,Swiss PVD coating machine and cleaning units:



 Strict inspection procedures and professional inspection skills 


CTRI goes above beyond for customer delight, high quality products and best ever service: 



Our Services


1. 12 hours response after your inquiry;

2. Anything happens to our products including damages or poor performance, we gurantee 100% refund or alternative products in the next order. 


Packaging & Shipping





Exhibition visiting




Get Quotation Here! 

Contact Person: Huiwen Jing 

Tel: 86-028-83242241   Fax: 86-028-83242075

Tel: 86-13550323396  86-15202848906

Skype: jing.huiwen

Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
1 Transactions 200+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $47,000
Learn More