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Metalworking fluids the topic of Fall STLE Toronto meeting

oronto, ON -- The Society of Tribologists and Lubrication Engineers (STLE) Toronto Section, at its Fall meeting on ...


oronto, ON — The Society of Tribologists and Lubrication Engineers (STLE) Toronto Section, at its Fall meeting on Sept. 13, 2005, will feature the topic, “Antifoams for Metalworking Fluids,” presented by Dr. Govind V. Khemchandani, manager, applied research, industrial specialties, Degussa Goldschmidt Chemical Corp. of Hopewell, Virg.

The presentation will discuss the classical defoaming mechanism and its thermodynamic considerations. Defoamers based on different chemistries are discussed and an explanation is developed for the superiority of Organo Modified Siloxane (OMS) based antifoams for metal working fluid applications.

The totally silicon free defoamer concept will be explained for the auto and electronic industry. A few important silicone free antifoams of GCC also will be discussed.

Testing procedures for evaluation of antifoams from industry and ASTM will be presented. These test methods will be examined and considered in detail as applied to specific metalworking fluid formulations.

Dr. Khemchandani has more than 20 years of experience with industrial and automotive lubricants and greases and has a Ph.D. in Chemical engineering from I.I.T., Mumbai, India. Previously he was product manager at Pennzoil Quaker State Co. in Houston, Tex., where he developed automatic transmission fluids, various motor oils, gear oils, hydraulic oils and greases.

As technical services manager for Castrol India, Dr. Khemchandani was in charge of the R&D division and was instrumental in the transfer of technical know-how from Castrol UK to Castrol India. At Castrol, he developed Syntilo, Honilo brand metalworking fluids and optimized Castrol GTX formulation.

He is a member of SAE, STLE, and NLGI and has presented and conducted courses on industrial and automotive lubricants in various industry organizations.

The Sept. 13 meeting begins with a Hospitality Hour at 5:00 p.m., followed by dinner: at 6:00 p.m. and the presentation at 7:15 p.m. It takes place at the Old Mill Restaurant, 21 Old Mill Road, Toronto. The cost if $35 for STLE members or $40 for guests.

Place your reservations for this meeting with Kim Krieber at 905-829-3833 or kimk@lubeng.com by Sept. 8.