Although DURALUBE’s sintered bushing and rollers have lubricant drawn in under vacuum, the additional external lubricant applied prior to shipping provides additional protection for the roller chain. In addition to providing overall lubrication that will maximize the service life of …
FAQ Group: Ask the Engineer Questions & Answers
Our operation requires a daily cleaning that includes bleach, alcohol, and water. What type of chain would you suggest for this type of operating environment?
For this application, we recommend using Diamond’s AP Series stainless steel chain. The AP Series uses austenitic stainless steel, which is ideal for food processing applications and is approved by the FDA. This grade of stainless steel features total resistance …
What is oval contour chain and how is it different from standard ANSI chain?
Diamond’s oval contour roller chains feature a different link plate from Diamond’s standard ANSI series chain. Unlike Diamond’s standard figure-eight-style link plate, the oval contour plates take their name from their oval shape. Oval contour roller chain is designed for …
What are the differences between 50, 50 1R, and 50 2R roller chain?
The “50” in the part number refers to ANSI size 50 roller chain. The “R” refers to riveted chain construction. Riveted chains use a sidemash on the pins to hold the link plates in place instead of a cotter pin …
Diamond chains sometimes seem like they are over-lubed compared to other chain manufacturers. Why is that?
Diamond Chain is always working to maximize roller chain service life. We know from both our history and our product tests that proper lubrication is vital. The challenge is to deliver the right amount of lubrication for very different customers.…
Should DURALUBE series chain be lubricated after it is installed?
Although DURALUBE is Diamond’s maintenance-free roller chain, anytime you have the opportunity, or ability, to lubricate roller chain, you should. Additional lubrication is beneficial and can significantly extend the life of any roller chain, even if it’s maintenance-free chain.…
Does Heavy Series chain require different sprockets?
While single-strand Heavy Series roller chain does not require different sprockets, multi-strand Heavy Series chain does as the thicker plates make the width between the strands of chain wider. This means that the centerline of the sprocket teeth needs to …
Does double-pitch roller chain require different sprockets?
The answer depends on the sprocket. For sprockets with 30 or more teeth, the answer is no. For sprockets with less than 30 teeth, a sprocket designed for double-pitch chain is necessary.
We do recommend that a sprocket with an …
Is there a proper way to store roller chain when it’s not being used? We use ANSI 50 and 60 roller chain on a fertilizer roller for about three weeks out of the year. We’ve been removing the chain and storing it in diesel fuel, but the links are starting to get stiff.
When a chain is only used for a few weeks throughout a year, you can extend the life of the chain by removing it, cleaning it, and prepping it for storage.
Diesel fuel and kerosene are good options for cleaning …
How does Diamond Chain mark the links on their products? I want to make sure I’m getting “the real McCoy” and not an inferior chain.
Diamond Chain uses three distinct product marks to differentiate between its Diamond, Infinity, and Sapphire product series. Diamond Chain’s flagship Diamond series includes a stamp of the words “Diamond Chain” along with the Diamond graphic element. The Infinity series includes …
