FAQ's

Why is breakway mass important to the conveyor operator when it comes to conveyor rollers?

Rollers made of lightweight materials will have a significantly reduced moment of inertia, which can translate to large savings...

Conveyor Idlers and Rollers

Composite Rollers

What is the breakaway mass and running friction number in nm for the typical CoreTech™ 5” (127mm) and 6” (152mm) Roller ?

An independent test at the South African Bureau of Standards found the following...

Conveyor Idlers and Rollers

Composite Rollers

Is nylon as acid-resistant as HDPE? If not, explain?

Both materials are resistant to acidic environments. However...

Conveyor Idlers and Rollers

Composite Rollers

What happens to plastic rollers in a hot or very cold environment?

Historically, plastic rollers expand and contract far more than steel rollers in a given environment. To combat this...

Conveyor Idlers and Rollers

Composite Rollers

How much lighter are CoreTech™ Rollers than the average steel roller?

CoreTech™ Rollers are up to 40% lighter than equivalent...

Conveyor Idlers and Rollers

Composite Rollers

Why don’t we use a steel tube inside the CoreTech™ Rollers for reinforcement?

The use of a steel tube inside the shell is to add strength and rigidity. Flexco uses advanced nylon and...

Conveyor Idlers and Rollers

Composite Rollers

What external seal do you use to protect the bearing?

The field-proven flinger seal has no contact points internally, nor is it packed with grease, which contributes to the CoreTech™ Roller’s low breakaway mass and...

Conveyor Idlers and Rollers

Composite Rollers

What bearings does Flexco use and can you describe their standard features?

The standard bearing used is a URB bearing- (2RS with C3 clearance). We also offer...

Conveyor Idlers and Rollers

Composite Rollers

What is the wall thickness of the nylon shell?

The shell thickness is varied according to load, roller length, and specific application, the nylon shell on a normal-duty carry side roller is on average13mm thick. The wall thickness...

Conveyor Idlers and Rollers

Composite Rollers

Are CoreTech™ Rollers intended for light-duty applications?

CoreTech™ Rollers are intended to compete in any roller application for light- and heavy-duty applications. In fact...

Conveyor Idlers and Rollers

Composite Rollers

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Why is breakway mass important to the conveyor operator when it comes to conveyor rollers?

What is the breakaway mass and running friction number in nm for the typical CoreTech™ 5” (127mm) and 6” (152mm) Roller ?

Is nylon as acid-resistant as HDPE? If not, explain?

What happens to plastic rollers in a hot or very cold environment?

How much lighter are CoreTech™ Rollers than the average steel roller?

Why don’t we use a steel tube inside the CoreTech™ Rollers for reinforcement?

What external seal do you use to protect the bearing?

What bearings does Flexco use and can you describe their standard features?

What is the wall thickness of the nylon shell?

Are CoreTech™ Rollers intended for light-duty applications?