Hot Product

Reliable Supplier of Oil Filled Vacuum Gauge, PG-L-01-2.5

As a trusted supplier, our oil filled vacuum gauge delivers accurate readings, ideal for applications in vacuum systems with high dynamic pressure loads.


Product Features:
  • Nominal size: 63mm
  • Accuracy: 2.5%
  • Case: SS 304
  • Process connection: Copper alloy
  • Thread: 1/4 (G, PT, NPT)

Product Detail

Product Tags

Product Main Parameters

ModelPG-L-01
DescriptionLiquid filled pressure gauge
Nominal Size63 mm
Accuracy Class1.6 or 2.5
Scale Ranges-1~600 bar
Permissible TemperatureAmbient: -5~60℃, Medium: 60℃
Process ConnectionCopper alloy
Connection Thread1/4 (G PT NPT)
Bourdon TubePhosphor Bronze
MovementCopper alloy
CaseStainless Steel
BezelStainless Steel Rolling
WindowPC
DialAluminum (customized logo)
PointerAluminum, black

Common Product Specifications

Sensing ElementBourdon tube, diaphragm, or capsule
Oil ChamberLow vapor pressure oil

Product Manufacturing Process

The production of oil-filled vacuum gauges involves several key stages: design, material selection, component manufacturing, assembly, and testing. The design phase focuses on precision engineering to ensure accurate readings under diverse conditions. High-quality materials, such as stainless steel and phosphor bronze, are selected for durability and resistance to corrosion. Assembly involves careful integration of the sensing element, oil chamber, mechanical linkage, and dial within a protective case. Rigorous testing follows to verify accuracy and stability across specified pressure ranges. This process, guided by industry standards, ensures reliable performance in various vacuum applications.

Product Application Scenarios

Oil-filled vacuum gauges are integral in multiple sectors, providing essential pressure monitoring where precise vacuum conditions are required. In industrial settings, these gauges support vacuum molding and packaging operations. Laboratories utilize them in low-pressure physics experiments, ensuring controlled environments. Manufacturing processes, such as semiconductor production and pharmaceutical development, benefit from the gauge’s stability and accuracy. Additionally, HVAC systems rely on these gauges to maintain optimal operation in air conditioning and refrigeration units. The versatility and reliability of oil-filled vacuum gauges make them a staple across these diverse industries.

Product After-Sales Service

We offer comprehensive after-sales support, including technical assistance, maintenance guidance, and warranty services. Our dedicated team of experts is available to address any issues you may encounter and provide solutions to ensure the optimal performance of your oil-filled vacuum gauge.

Product Transportation

Our oil-filled vacuum gauges are securely packaged to prevent any damage during shipment. We work with reputable logistics partners to ensure timely and reliable delivery to our customers worldwide.

Product Advantages

  • High accuracy and stability in harsh conditions
  • Durable construction with stainless steel casing
  • Wide application range in various industries
  • Effective damping of vibrations and pulsations
  • Protection of sensing elements against corrosive gases

Product FAQ

  1. What media is suitable for use with this gauge? Our oil-filled vacuum gauge is suitable for gaseous and liquid media that are not highly viscous or crystallizing and will not attack copper alloy parts.
  2. How frequently should the gauge undergo calibration? Regular calibration is recommended every 6-12 months depending on the gauge's usage and application environment, ensuring continuous accuracy.
  3. Can this gauge withstand high vibration environments? Yes, the oil-filled design effectively dampens vibrations, making it suitable for environments with high dynamic pressure loads.
  4. Is it possible to customize the dial logo? Yes, our dials are made of aluminum with an option for a customized logo, providing a personalized touch for your requirements.
  5. What is the maximum permissible temperature for the medium? The gauge is designed for a medium temperature up to 60℃, ensuring safe and accurate measurements.
  6. How should the oil level be maintained? Regular checking and replenishing of the oil are essential to prevent leakage or evaporation that could affect pressure readings.
  7. What type of connection threads are available? Our gauges come with 1/4 inch threads compatible with G, PT, or NPT connections to suit various installation requirements.
  8. What maintenance measures are necessary? Regular inspections for wear, corrosion, or physical damage, alongside calibration, will keep the gauge in optimal condition for accurate readings.
  9. How does the oil affect gauge performance? The oil serves as a damping and buffering agent, smoothing out fluctuations and protecting components from damage due to pressure changes.
  10. What industries benefit from these gauges? Industries such as HVAC, manufacturing, scientific research, and industrial vacuum systems benefit from the gauge's accuracy and reliability.

Product Hot Topics

  1. How does oil-filled technology enhance vacuum gauge performance? As a leading supplier, our oil-filled vacuum gauges are designed to provide superior performance in fluctuating pressure environments. The oil acts as an effective damping agent, reducing needle vibration and ensuring stable readings. This is particularly advantageous in environments with high dynamic pressure loads, such as factory floors or shipping docks, where other gauges might not perform as reliably.
  2. Why choose Guanshan as your supplier? Guanshan's reputation as a reliable supplier of oil-filled vacuum gauges is built on over 30 years of industry expertise and commitment to quality. Our comprehensive range of gauges caters to diverse industrial needs, ensuring precise pressure measurement. Customers value the durability and accuracy of our products, which are backed by excellent after-sales service and support, making us a preferred partner worldwide.

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