The XRK 2 two-roll straighteners and XRK 9 nine-roll straighteners are basic types of straighteners designed to straighten bars. The XRK 10 ten-roll straightener is a new product suitable for high-quality straightening of large-diameter bars. The special straighteners, which incorporate a two-roll polishing and straightening machine, a seven-roll straightener suitable for larger-diameter bar straightening or prestraightening, and XRK 15 fifteen-roll straightener for wide ranges of diameters of bars to be straightened, have been designed based on the mentioned basic types. The listed numbers of the working rolls are not final and depend on the material composition, required straightening quality, working output or the other required parameters of the line.
The straightening of tubes is a special operation in which straightener parameters are set according to the tube diameter, tube wall thickness and the type of material. The basic type is the XRK 3–3 six-roll straightener with all-roll drive. The XRK 5–5 ten-roll straightener with all-roll drive is a variant of the above XRK 3–3 straightener.
ŽĎAS oblique straighteners are produced with the XRK designation:
Equipment of straightening lines
The XRK straighteners are usually incorporated in ŽĎAS straightening lines. These lines are delivered with the following handling devices:
All devices are designed to achieve a maximum production, safety operation, noise reduction and low maintenance requirements. ŽĎAS specialists with many years of experience and a continuous development of the new equipment are the guarantee of top parameters and high life of the equipment offered.
Features of ŽĎAS Straighteners:
The design is based on many years of experience of the work team of ŽĎAS, a.s. The used materials and components conform to the highest criteria required in this branch of industry.