Vidal Rectificats

Roll grinders with SIEMENS CNC

that allow us to get, among others, these profiles:

Convex crown	Concave crown
Compound crown	Linear segments

Work:	Grinding
Workpiece:	Calender roll
Sector:	Paper making industry
Dimensions:	Ø850 X 4000 M/M.
Profile:	Cylindrical
Material:	Chilled cast iron
Roughness:	Ra 0,06 µm

Work:	Grinding
Workpiece:	Center drum
Sector:	Flexographic
Dimensions:	Ø2120 X 1500 M/M.
Profile:	Cylindrical
Material:	Hastelloy coating
Roughness:	Ra 0,20 µm

Work:	Grinding
Workpiece:	Creping roll
Sector:	Paper making industry
Dimensions:	Ø1800 X 3500 M/M.
Profile:	Cylindrical
Material:	Chrome carbide coating
Roughness:	Ra 0,05 µm

Work:	Grinding
Workpiece:	Suction press roll
Sector:	Paper making industry
Dimensions:	Ø1000 X 4000 M/M.
Profile:	Convex crown
Material:	PU
Roughness:	Ra - µm

Work:	Grinding
Workpiece:	Calender roll
Sector:	Paper making industry
Dimensions:	Ø500 X 4000 M/M.
Profile:	Convex crown
Material:	Composite
Roughness:	Ra 0,15 µm

Work:	Grinding
Workpiece:	Embossing machine roll
Sector:	Paper making industry
Dimensions:	Ø400 X 1600 M/M.
Profile:	Convex crown
Material:	Woollen paper
Roughness:	Ra 0,4 µm

Work:	Grinding
Workpiece:	Hard top roll
Sector:	Paper making industry
Dimensions:	Ø600 X 3800 M/M.
Profile:	Convex crown
Material:	Top-Rock
Roughness:	Ra 0,2 µm

Work:	Grinding
Workpiece:	Center press roll
Sector:	Paper making industry
Dimensions:	Ø800 X 2700 M/M.
Profile:	Cylindrical
Material:	Microrok
Roughness:	Ra 0,2 µm

Work:	Grinding
Workpiece:	Coater Backing-Roll
Sector:	Paper making industry
Dimensions:	Ø1000 X 3800 M/M.
Profile:	Cylindrical
Material:	Rubber
Roughness:	Ra 0,4 µm

Work:	Grinding
Workpiece:	Soft Size-Press
Sector:	Paper making industry
Dimensions:	Ø500 X 2600 M/M.
Profile:	Convex crown
Material:	Rubber
Roughness:	Ra 0,3 µm

Work:	Grinding
Workpiece:	Suction roll shell
Sector:	Paper making industry
Dimensions:	Ø800 X 4000 M/M.
Profile:	Cylindrical
Material:	Stainless steel
Roughness:	Ra 0,2 µm

Work:	Grooving & Grinding
Workpiece:	Grooved roll
Sector:	Paper making industry
Dimensions:	Ø600 X 4000 M/M.
Profile:	Convex crown
Material:	PU
Roughness:	Ra - µm

Work:	Grinding
Workpiece:	Calender roll
Sector:	Textile
Dimensions:	Ø600 X 1700 M/M.
Profile:	Convex crown
Material:	Chilled cast iron
Roughness:	Ra 0,06 µm

Quality Assurance

Quality control with the highest accuracy. Complete list:

• Profile measurement systems
• External micrometers
• Coating thickness
• Hardness testers
• Surface roughness testers

Quality Assurance

Profile & concentricity reports before and after grinding

Quality Assurance

Profile & concentricity reports before and after grinding