Frequently Asked Questions

This FAQ list is a quick and simple way to find answers to some of your most frequently asked questions:

1) What temperature can Ball Transfer Units be used at?

Type 13 Carbon Chrome = -30°C to + 100°C

Type 14 Nylon = -30°C to + 80°C

Type 15 All Stainless Steel = -30°C to + 200°C*

Type 16 Stainless Steel (Ball Only) = -30°C to + 100°C

*I.e. Higher temperatures upto 200°C can be handled with a 50% reduced load capacity rating.

2) How can I clean Ball Transfer Units?

AC90 or WD40

3) What is the life expectancy of a Ball Transfer Unit?

In brief, that will depend on a combination of the frequency of use, the environment, the application etc.

4) Which Ball Transfer Units are best suited for use in the ball down (castor position)?

Comparatively, Hevi-Load Ball Transfer Units and Hi-Tech 6025 units are best suited for ball down use due to the re-circulating load pad design.

5) What is the hardness of the carbon steel and stainless steel balls?

Summing up, the hardness of the carbon steel Type 13 units is typically 60HRC and the hardness of the AISI420 stainless steel balls is typically 52 – 58HRC. In order to help reduce marking from the load ball, the surface material ideally needs to be equal to or greater than the hardness of the load ball.

6) Also, what is the hardness of nylon balls?

E.g. Nylon 85 shore D

7) What is the hardness of the float on castors polyurethane red plastic balls and black rubber balls?

On one side, Red polyurethane ball 35 shore D.
Equally, Black rubber ball 85 shore A.

8) What is the maximum operating temperature for the float on castors?

On the whole, 60 degrees C.

9) Are any Ball Transfer Units ideal for dirty conditions?

One one hand, 1500 range, with black scraper seal.
Equally, Hi-Tech 6025 units with red scraper seal.

10) What Ball Transfer Unit is good for wet conditions?

Undoubtedly, Type 15 complete stainless steel Ball Transfer Units. On this basis, the units are to be submerged under water we advise that the units are assembled with no felt seal.

11) Which Ball Transfer Units should I choose for salt water or marine conditions?

With this purpose in mind, special stainless steel Ball Transfer Units manufactured from 316 stainless steel.

Most importantly and following a conversation with our sales team, we should be able to advise you on the ideal product. Please contact sales with details of the application on +44 (0) 121 380 4700

12) How to reduce noise?

In this situation, we can. As a matter of fact, we can special order produce units with plastic small/minor balls to help reduce noise. However, this will impact on load capacity. Above all, you should contact Technical for further assistance.

Correspondingly, the fixture holding the Ball Transfer Unit can also contribute to amplifying noise if acting as a sounding board.

Contact sales for assistance +44 (0) 121 380 4700

Alwayse a Smart Move

Obviously, if there are questions you still have about the Alwayse brand or our products that aren’t answered here on the frequently asked questions page, then please get in touch:

Contact Us for FREE Technical Advice

+44 (0)121 380 4700 or