Heat transfer and chill rolls, polishing rolls

Heat transfer and chill rolls

are used for heating, cooling and smoothing of all types of sheet products.

"The more exact the temperature control and the shape of the rolls,

the better the properties and the quality of the product sheet."

 

Impressionen

Technical data
Common diameter

100 – 2,000 mm

Common roll body length

300 – 5,000 mm

Material

mild steel, heat-treatable steel,
stainless steel

Design

single shell,
double shell with
– displacement body
– multiple helical passages
– counter flow passages

Coating

without coating, chrome,
nickel, rubber, PUR, ceramics, tungsten carbide,
anti-adhesive coating

Surface

cylindrically ground or ground with crown, polished

Precision

TIR and geometrical shape ≤ 0.005 mm

Special features

manufacturing and inspection according to pressure equipment directive 97/23/EC possible

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Polishing rolls

are used for smoothing all types of web-shaped products.

"The higher the actual line load,

the more necessary the dimensional stiffness of the polishing roll."

 

Impressionen

Technical data
Common diameter

250 – 800 mm

Common roll body length

300 – 4,000 mm

Material

mild steel, forged steel

Design

double shell with helical passages,
peripherally drilled

Coating

chrome, dehydrogenized

Surface

mirror polished Rmax ≤ 0.025 µm

Precision

TIR and geometrical shape ≤ 0.003 mm

Special features

body hardened

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