1-D tube bending

Staffordshire-based TPCATS, a manufacturer and supplier of aftermarket emission control systems, has invested £160,000 in an advanced 1-D tube bending machine plus tooling from Tubefab.

The 100TDRE-RBE from Tubefab’s CSM range, is a 5-axis, double stack electric hybrid tube bender with electric boost. It has equipped TPCATS with the capability to deliver the very tight radius bends that are being increasingly sought by motor manufacturers and associated first- and second-tier equipment manufacturers. 

Paul Stubbs, MD of TPCATS, comments: “Today’s drive towards more tightly packed engine bays, wider diameter exhaust systems, and rapid warm-up times achieved by positioning catalytic converters even closer to exhaust manifolds, is clearly signalling a growing demand for 1-D bending. 

“We were already successfully bending at 1.5 x diameter. The CSM machine, however, has equipped us with the means to produce flawless 1 x diameter bends. We are currently bending 70mm diameter mild steel, stainless steel and titanium at 1-D, as well as producing complex components involving multiple and tight radius bends – with reduced requirements for fabrication and welding. We will soon be extending that capability to 80mm diameter tube for even greater performance opportunities.” 

Tubefab’s Alan Price adds: “Thin wall, large diameter tube bending at 1 x diameter centre line radius has traditionally been unachievable. With the introduction of high-tech machines such as CSM’s 100TDRE-RBE, organisations like TPCATS can now offer a genuine production solution. TPCATS is well known for quality and innovation. Through the supply of the 100TDRE-RBE machine, the organisation now has a highly affordable, ultra-precise solution to some of the most challenging tube forming applications. 

“From Tubefab it is possible to obtain the whole range of CSM tube bending machines, from basic 3-axis hydraulic models to sophisticated, 11-axis, all-electric machines. The CSM 100TDRE-RBE, for example, is capable of bending 100mm diameter tube, with the benefit of multi-stack and full electric boost capability, enabling 1-D bends to be produced.”

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