Bel Mark Industries

Hard Chrome Fixed Shaft Rollers are precision-engineered industrial rollers featuring a high-strength steel or stainless steel core with a hard chrome-plated surface. Designed for heavy-duty applications, these rollers offer excellent wear resistance, surface hardness, and corrosion protection. The fixed shaft construction ensures robust performance and alignment in continuous operations across various web processing industries.

Key Features:

• Construction: Seamless Mild Steel (MS) or Stainless Steel body

• Coating: Hard Chrome plating (thickness 20–50 microns)

• Shaft Type: Fixed shaft design for stable and secure mounting

• Surface Finish: Mirror polished (Ra ≤ 0.2 µm) for smooth web handling

• Balancing: Dynamically balanced for high-speed operation

Technical Specifications:

• Diameter: 50 mm to 400 mm

• Face Length: 300 mm to 7000 mm

• Chrome Hardness: Up to 65–70 HRC

• Mounting: Foot-mounted, flange-mounted, or bracket-supported

• Max Speed: Suitable for speeds up to 300+ m/min

Applications:

• Printing and packaging lines

• Paper and board converting machines

• Plastic film, foil, and lamination units

• Steel, aluminum, and textile processing

• Coating, slitting, and embossing systems

Advantages:

• Superior wear and corrosion resistance

• Long-lasting surface performance with minimal maintenance

• Excellent dimensional accuracy and load-bearing capacity

• Reduced friction and material damage during web handling

• Ideal for high-speed, high-load environments

Customization Options:

• Grooved, knurled, or matte surface finishes

• Custom shaft length and mounting configurations

• Optional dual-coating (chrome + Teflon or ceramic)

• Internal cooling or heating provisions (on request)

Stainless Steel Hard Chrome Roller offered comes in steel construction finish and provide for perfect fitting support in the machines. Made available in different configuration choices, these rolls can be offered by us in a choice of different diameters and lengths. 

Hard Chrome Rollers are precision-engineered industrial rollers coated with a layer of hard chrome plating to deliver superior surface hardness, wear resistance, and corrosion protection. These rollers are widely used in high-performance applications where durability, surface finish, and consistent performance are critical. The hard chrome layer provides excellent abrasion resistance and maintains dimensional stability, making these rollers ideal for high-load and high-speed operations.

Key Features:

• Surface Coating: High-quality hard chrome plating (thickness typically 20–100 microns)

• Core Material: Available in Mild Steel (MS), Stainless Steel (SS), or alloy steel based on application

• Surface Hardness: 60–70 HRC for outstanding wear resistance

• Precision Finish: Mirror-like surface with fine Ra value (up to 0.2 μm) for excellent web contact

• Dynamic Balancing: Ensures smooth, vibration-free operation even at high speeds

Technical Specifications:

• Roll Diameter: 50 mm to 500 mm (customized as per application)

• Face Length: 300 mm to 8000 mm

• Chrome Thickness: 20 to 100 microns or more

• Runout Tolerance: ±0.02 mm or better

• Surface Finish: Polished, super-finished, or matte as required

• Mounting Options: Foot, flange, or pedestal mounting ends

Applications:

• Plastic film and foil converting

• Paper and pulp processing

• Printing, laminating, and coating lines

• Textile calendering and finishing

• Steel and metal strip processing

• Packaging and embossing equipment

Advantages:

• Exceptional wear and abrasion resistance

• Prolonged roller life in corrosive or high-friction environments

• Superior surface uniformity enhances product quality

• Easy to clean and maintain

• Ideal for high-speed, high-pressure applications

Flexo Printing Anilox Rollers are precision-engineered cylinders used in flexographic printing to meter and transfer a controlled amount of ink from the ink chamber to the printing plate. These rollers feature a ceramic or chrome-coated surface engraved with thousands of microscopic cells that regulate ink flow with exceptional consistency and precision, ensuring high-quality and repeatable print results.

Key Features:

• Cell Structure: Laser-engraved hexagonal, tri-helical, or elongated cells

• Material Construction: Steel or aluminum core with chrome or ceramic coating

• Cell Volume: Typically ranges from 1.0 to 60 BCM (Billion Cubic Microns)

• Line Count (LPI): From 100 to 1200 LPI, tailored to print resolution and application

• Surface Finish: High-gloss, super-finished surface for smooth ink transfer

• Corrosion & Abrasion Resistant: Especially ceramic-coated rolls, ideal for solvent and UV inks

Technical Specifications:

• Roll Diameter: 50 mm to 300 mm

• Face Length: 300 mm to 3000 mm

• Base Materials: Mild Steel (MS), Stainless Steel, or Aluminum

• Coating: Hard Chrome Plated or Plasma-Sprayed Ceramic

• Cell Angle: 60°, 30°, or custom as per print requirement

• Runout Tolerance: Up to ±0.01 mm

Applications:

• Flexographic printing presses

• Label printing and narrow web printing

• Corrugated board and folding carton printing

• Flexible packaging materials (films, foils, laminates)

• High-speed multi-color printing systems

Wooden Slat Expander Rolls are traditional yet highly effective web-spreading rollers used for wrinkle removal and edge separation in various industrial processes. These rolls are constructed with multiple polished hardwood slats mounted over a rotating shaft, spaced evenly and supported by end rings or discs. Their natural flexibility and gentle web contact make them ideal for sensitive materials such as fabrics, films, and foils.

Key Features:

• Construction: Central shaft with uniformly spaced wooden slats, fixed on end rings

• Material: Seasoned hardwood (typically teak, sal, or ash) for strength and long life

• Smooth Operation: Non-marking and vibration-free web handling at moderate to high speeds

• Eco-Friendly: Made from renewable natural materials, offering a sustainable solution

• Low Maintenance: Resistant to chemical corrosion and does not require lubrication

Technical Specifications:

• Roll Diameter: 100 mm to 200 mm (customizable)

• Face Length: 300 mm to 4000 mm

• Number of Slats: Typically 12 to 30, depending on roll length

• Mounting Options: Foot, flange, or pedestal mounting

• Speed Compatibility: Suitable for low to medium-speed web processes

Applications:

• Textile and nonwoven fabric processing

• Paper and plastic film handling

• Lamination and coating machines

• Flexible packaging and slitting units

• Rubber sheet and foil converting

Advantages:

• Gentle, non-abrasive web spreading

• Ideal for light and delicate materials

• Traditional, proven solution with long service life

• Stable performance without need for complex adjustments

• Cost-effective and easy to maintain

Customization Options:

• Type of wood and finish (polished, lacquered, etc.)

• Shaft material and length

• Special slat spacing or curvature for custom applications

• Dual support for heavy-duty web systems

Tire Cord Bow Banana Rolls are specialized bowed (curved) rollers designed specifically for tire cord fabric applications. These rolls are engineered to remove wrinkles, spread the fabric uniformly, and ensure precise alignment during high-speed processing of tire reinforcement materials. The unique bowed construction applies lateral stretching force as the web passes over it—eliminating creases and ensuring smooth, controlled fabric handling.

Key Features:

• Bow Design: Precisely engineered bow curvature for optimal wrinkle removal and web spreading

• Construction: Robust core made from high-strength Mild Steel (MS), with rubber or PU coating as required

• Dynamic Balancing: Ensures vibration-free performance during continuous operation

• Adjustable Bow Angle: Customizable to suit different material types, web widths, and machine setups

• Roll Surface: Available in rubber-coated, bare metal, or PU-coated finishes to match specific fabric needs

Technical Specifications:

• Roll Diameter: 100 mm to 200 mm (standard)

• Face Length: 500 mm to 6000 mm (customizable)

• Bow Angle: Adjustable (typically 1° to 3°)

• Covering Material: Natural rubber, EPDM, or PU with required Shore hardness

• Mounting Options: Foot, flange, or pedestal mounted; with or without bearing housing

Applications:

• Tire cord fabric spreading and tensioning lines

• Textile and rubber processing in tire manufacturing

• Calendaring and pre-treatment sections in tire production

• Web guiding systems for cord, canvas, and synthetic reinforcement fabrics

Advantages:

• Eliminates wrinkles and creases without damaging delicate tire cord fabric

• Reduces misalignment and improves dimensional stability of the web

• High durability under continuous, high-tension applications

• Enhances process efficiency and end-product quality

• Low maintenance and long operating life

Customization Options:

• Shaft design and length

• Coating type and hardness

• Enhanced corrosion protection or anti-static features

• Grooved or patterned surface for traction control