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Glass Tube Rotameter

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Spear Exim manufactures durable and accurate Glass Tube Rotameters designed for precise flow rate measurement of liquids and gases. These variable area flow meters work on the principle of float displacement in a tapered glass tube, offering a clear, direct reading of flow.

Construction Features

  • Measuring Tube: Tapered borosilicate glass for excellent visibility and chemical resistance.

  • End Connections: Flanged / Threaded / Hose nipple types.

  • Body Material: SS 304 / SS 316 / MS powder coated.

  • Float Material: SS 316, PTFE, or glass.

  • Seals: Buna-N / Viton / PTFE.

  • Scale: Engraved or printed with LPH, LPM, or NM³/hr calibration.

  • Mounting: Vertical, flow direction upward.


Applications

  • Process industries for liquid and gas flow measurement

  • Water treatment and chemical process plants

  • Pharmaceutical, food & beverage industries

  • Oil and grease testing systems

  • Compressed air and gas lines

Key Benefits

  • Simple, reliable, and power-free operation

  • Clear visual indication of flow

  • Rugged stainless-steel construction

  • Easy maintenance and recalibration

  • Custom ranges and end connections available

 2025-10-18T15:17:50

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