Information is important to Engineers. We are constantly searching the Internet for useful articles and web sites to assist our customers in their quest for engineering information. Re-visit this area regularly to find out what is new on the Internet about Precision Engineering!

Tungsten Carbide Balls
ASTM Standard for Hardness Testers using Tungsten Carbide Balls
http://www.astm.org/cgi-bin/SoftCart.exe/DATABASE.CART/PAGES/E18.htm?E+mystore

Toshiba-Enceratec
Silicon Nitride Raw Material Supplier
http://www.enceratec.com

Ballizing
Valve Guide Ballizing
http://www.eci2fly.com/TITAN/ballizing.htm

Ballizing Punch Tools
Punch Tools for use when ballizing
http://www.punchtools.com

Ballizing Lubricants
Used when ballizing
http://www.usalubrications.com/mpc-pc10.html

Ballizing Publications
The 3D Characterisation of the Surface Topography of the Ballizing Process 
http://www.hud.ac.uk/schools/engineering/research/pec/surface/publications/pub.htm

Silicon Nitride Hybrid Bearings
Evaluation of Hybrid Bearings
http://evolution.skf.com/gb/eng-article.asp?pkID=25

Silicon Nitride in Diesel Engines
Long Life Cummins engines
http://www.memagazine.org/contents/current/features/longhaul/longhaul.html

Silicon Nitride
At last! A standard specification for Silicon Nitride Balls for use in Bearings
http://www.astm.org/SNEWS/MARCH_2001/snbearing_mar01.html

Sandvik
Tungsten Carbide supplier
http://www.sandvik.com/

Cerametal SARL
Tungsten Carbide & Silicon Nitride supplier
http://www.cerametal.com/

Hardness Testing
Basic principles of Hardness Testing of Minerals
http://www.mcli.dist.maricopa.edu/aaim/linear/L0.html

Help with Corrosion Problems
Expert free help with this common problem
http://corrosionsource.com

Technical Information on Silicon Nitride in Bearings
Research by Prof. Tedric Harris
http://www.me.psu.edu/faculty/pubs/harris.html

Hybrid Bearings
Wright Laboratory
http://www.wrs.afrl.af.mil/infores/sstories/ss95/ss19.htm

UKAS Quality
United Kingdom Accreditation Service
http://www.ukas.com

Spheric Trafalgar Ltd

Wiston Business Park

London Road

Ashington

West Sussex

RH20 3DJ

Tel  : +44 (0)1903 891200

Fax : +44 (0)1903 891220

sales@ballbiz.co.uk

Spheric-Trafalgar (Thailand) Ltd

Eastern Seaboard Industrial Estate 170

Moo 4, Tambon Pluakdaeng

Amphur Pluakdaeng

Rayong 21140

Thailand

Tel  : +66 (0)38 959 164

Fax : +66 (0)38 955 261

sales@ballbiz.biz

Spheric-Trafalgar Inc

9447 London Way

Suite 104

Rancho Cucamonga

California 91730

USA

Tel  : +1 909 944 8424

Fax : +1 909 989 1957

sales.usa@ballbiz.net