Joe Long

National Sales Director - Powerfleet Division, The Penray Companies, Inc.

Joe Long is the National Sales Director - Powerfleet Division for The Penray Companies, Inc. He provides expert information on chemicals and additives for fleets.

Fluids & Chemicals

Ask the Expert: With different state requirements, how can maintenance personnel determine proper additives to use?

Joe Long

Nov. 1, 2013

The state-by-state disparity in standards is primarily related to biodiesel content.

Fluids & Chemicals

Ask the Expert: With ultra-low sulfur diesel, what factors should techs and fleet maintenance personnel be aware of?

Joe Long

Nov. 1, 2013

Anti-gelling additives can sometimes help in these situations.

Fluids & Chemicals

Ask the Expert: When testing coolant, what should fleet personnel look for?

Joe Long

Nov. 1, 2013

A list of five different items for testing coolants.

Fluids & Chemicals

Ask the Expert: With extended life coolants on the market today, how important is it for fleets to perform periodic coolant testing?

Joe Long

Nov. 1, 2013

Depending on usage patterns, some technicians check coolant based on miles driven, some on hours of operation, some on a calendar schedule, and some even based on fuel consumption...