Flange Facing SX2872

Introducing the Silk SX2872, a lightweight, portable flange facing, grooving, and weld preparation machine. Designed for full-faced, raised face, and grooved flanges, the SX2872 operates within a diameter range of 711mm to 1829mm (28’’ to 72’’), making it versatile for various industrial applications.

Key Features:

• Wide Application Range: Ideal for tube sheet machining, recessed gasket grooves, and hub profiles.
• Extra Reach Tool Post (Optional): Enhances the machine’s versatility for different tasks.
• High-Quality Construction: Built from premium materials for durability and precision, ensuring machine shop accuracy with portability.
• Efficient Power Transmission: Spur gears directly engage the drive ring, minimizing power losses and maximizing torque at the cutting tool.
• Flexible Operation: Can be used horizontally, vertically, or overhead.

Mounting Base:

• Design: The mounting base assembly allows installation in the center of any flange within the machine’s diameter range.
• Components: Includes a cruciform body with four adjustable clamping jaw assemblies.
• Function: Ensures secure installation and alignment before turntable setup.

Turntable Assembly:

• Support: Rigid support for air motors, gearbox, and surfacing arm assembly.
• Rotation: Upper part provides rotational movement for surfacing, while the lower part remains stationary, held by the mounting base.

Drive Arrangement:

• Motors: Driven by two pneumatic motor units mounted directly into the ring gear, balancing torque and acting as a backlash eliminator and cushion drive.

Feed Gearbox:

• Mounting: Positioned on the turntable assembly.
• Functions: Offers various cutting feeds selectable by a push/pull selector and enables manual positioning of the toolpost.

Cutting Arm Assembly:

• Mounting: Positioned on the turntable assembly.
• Feed: In/out feed provided by a lead screw driven by the gearbox.
• Cutting Depth: Achieves cuts up to 2mm (0.079’’) without flange holes and 0.5mm (0.02’’) with flange holes.

Specifications:

• Principal Dimensions:
  • Machine Height: 534mm (21’’)
  • Mounting Base Thickness: 167mm (6 1/2’’)
  • Minimum Mounting Base Diameter: 660mm (26’’)
  • Minimum Rotational Diameter: 1300mm (51’’)
  • Toolpost Travel: 40mm (1 1/2’’) standard, 100mm (4’’) optional, 130mm (5 1/8’’) reach optional
• Weights:
  • Machine Weight: 214kg (470lbs)
  • Base Weight: 87kg (191lbs) to 128kg (282lbs)
  • Total Shipping Weight: 552kg (1412lbs)
• Transportable Wooden Case Dimensions:
  • Length: 1400mm (55 1/2’’)
  • Height: 650mm (25 1/2’’)
  • Width: 840mm (33 1/2’’)
• Power Output: 3kw (4hp)
• Drive Motors: 1.5kw (2hp) each
• Air Supply Requirements: 6 bar, 2.69m³/min (90psi, 95cfm)
• Rotational Speed: 20 rpm
• Gripping Range: 711mm to 1727mm (28’’ to 68’’)
• Facing Range: 711mm to 1829mm (28’’ to 72’’)
• Flange Depth for Base Set: 259mm (10’’)

Additional Features:

• Compact and Lightweight: Easy to transport and set up.
• Bore Mounted: Ensures stability during operation.
• Operates in Any Position: Flexible for various job site requirements.
• Finish Quality: Achieves finishes from 1.6um Ra to 6.3um (32 CLA to 63 CLA) when polishing.
• Safe for Hazardous Areas: Pneumatic drive suitable for use in explosive environments.
• Fitted Transportable Case: Provides protection and ease of transport.

Quality Assurance:All engineering activities are conducted in strict conformance to the ISO9001 quality system, ensuring the highest standards of quality and reliability.

For more information or to discuss your specific requirements, please contact our team. The Silk SX2872 is your reliable solution for precise and efficient flange facing and grooving in various industrial applications.

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