oxidation stability

What is oxidation stability test equipment ?

  • The RBOT apparatus employs severe oxidation conditions to rapidly determine oxidation stability of fuel oil. RBOT fuel oxidation test Suitable for both new and in-service oils, the Rotating Bomb oxidation test apparatus method is applicable to many types of petroleum oils. In RBOT Instrument The sample is oxidized in the presence of water and a copper catalyst in a stainless steel pressure vessel under an initial pressure of 90psi (620kpa) in RBOT Testing equipment. In RBOT oxidation stability Pressure inside the vessel is recorded electronically or mechanically while the vessel is rotated at 100 rpm at constant temperature, and the amount of time required for a specified drop in pressure is the oxidation stability of the sample. A variation of the RBOT method is the Thin Film Oxidation Uptake Test (TFOUT) for gasoline automotive engine oils.

What is the use of Automatic RBOT Tester?

  • The RBOT Tester is used to evaluate the oxidation stability of lubricating oils, especially oxidation stability of turbine oils, oxidation stability of hydraulic oils, and oxidation stability of engine oils. It helps predict the oil’s resistance to oxidative degradation, which is critical for extending equipment life and ensuring performance in demanding environments.

What is the application of Automated RPVOT Tester ?

  1. Oxidation Stability Testing
  • Determines how long a lubricant can resist oxidation under accelerated conditions (temperature, oxygen, and metal catalyst) in RPVOT Test Method.
  • Helps predict oil life in real operating conditions in RPVOT oxidation stability.
  1. Turbine Oil Analysis (ASTM D2272)
  • Commonly used for testing steam and gas turbine oils to ensure they meet OEM specifications in RPVOT apparatus.
  • Critical in power plants, refineries, and industrial setups in RPVOT Instrument.
  1. Quality Control & R&D
  • Used in formulation testing by oil manufacturers to evaluate antioxidant additives in RPVOT analyzer.
  • Assists in blending decisions and additive optimization for RPVOT oxidation induction period.
  1. In-Service Oil Monitoring
  • Helps maintenance teams monitor degradation in used oils.
  • Supports predictive maintenance strategies.
  1. Compliance Testing
  • Essential for meeting international standards like ASTM D2272 and industry-specific performance requirements.

What is the standard Rotating pressure vessel oxidation test follows?

  • It confirms to the specification of ASTM D 2112, ASTM D 2272, D 4742, IP 229.

What are the other names Oxidation stability test apparatus RPVOT RBOT TFOUT known?

  • Automated oxidation stability test apparatus.
  • Fuel stability tester.
  • Fuel oxidation stability testing device.
  • Engine oil oxidation test equipment.
  • RPVOT oxidation stability.
  • RPVOT Testing equipment.
  • RPVOT fuel stability test.
  • RPVOT Instrument.
  • RPVOT analyser.
  • RPVOT test for diesel fuel.
  • Automated RPVOT tester
  • RPVOT oxidation induction period.
  • RBOT oxidation stability.
  • RBOT apparatus.
  • RBOT testing equipment.
  • RBOT fuel oxidation test.
  • RBOT analyser.
  • RBOT Instrument.
  • RBOT test for aviation fuel.
  • Automated RBOT tester.
  • RBOT oxidation induction.
  • Oxidation stability tester as per ASTM D 2112.
  • Oxidation stability tester as per ASTM D 2272.

What is HAMCO Make Automatic Oxidation stability Tester Features ?

  • It is fully automatic complied to ASTM D 2112, ASTM D 2272, IP 129.
  • It is with touchscreen color display HMI PLC.
  • It has two test position where two samples can be done at a time.
  • It is having automatic oxygen filling Unit. Just press one button and oxygen will be filled automatically.
  • It is having all safety like Over Temperature Protection, Over pressure protection, Low oil level protection, Lid open rotation stop protection, Emergency button etc.
  • It is having fully automatic operation where you need not to be in front of machine for oxidation pressure reduction. Machine detects itself and record it.
  • It is with software where we can see the live reading and record the data and see live graph.

 

Why Hamco?

  • Hamco is Manufacturer of Automated RBOT tester
  • Hamco is Manufacturer of Automated oxidation stability test apparatus
  • Hamco is Manufacturer of Automated RPVOT tester
  • Hamco is Manufacturer of RBOT Tester
  • Hamco is Manufacturer of RPVOT Instrument

Hamco is Manufacturer of RBOT analyzer

HAMCO35A Automatic Oxidation Stability Test Apparatus, RBOT/TFOUT As Per ASTM D 2212 / ASTM D
2272

CERTIFICATIONS OUR Automatic oxidation stability test apparatus , RBOT/TFOUT ARE CE Certified
apparatus . We as company is ISO 9001:2008 Certified Company.
MODEL & FEATURES Our Hamco35A Automatic Oxidation stability Test apparatus comply to ASTM D 2212 /
ASTM D 2272.
It is fully touch screen PLC 4.3 Color display.
It is fully automatic will measure the reading automatic time for oxidation test.

It is having automatic oxygen filling system.
It is having inbuilt printer which print the data on completion of the test.
It is having Software which plots the data and give you formatted reading.

TEST METHOD The RBOT procedure employs severe oxidation conditions to rapidly determine
oxidation stability. for both new and in-service oils, the RBOT method is applicable
to many types of petroleum oils. The sample is oxidized in the presence of water and
a copper catalyst in a stainless steel pressure vessel under an initial pressure of
90psi (620kpa). Pressure inside the vessel is recorded electronically or
mechanically while the vessel is rotated at 100rpm at constant temperature, and the
amount of time required for a specified drop in pressure is the oxidation stability
of the sample. A variation of the RBOT method is the Thin Film Oxidation Uptake
Test (TFOUT) for gasoline automotive engine oils.
STANDARD Conforms to the specifications of: ASTM D2112, D2272, D4742; IP 229.
TEMP RANGE Temperature Range Ambient+5 to 200C
ACCURACY 0.5 degree c
READABILITY 0.1 Deg. c
TYPE OF BATH Electrically Heated Bath
CONSTRUCTION STANDARD MODEL Double walled , Outer Body GI Powder Coated.
Inner Body Fully SS 304 with Matt Finish.
Bath Lid is Made of Fully SS 304 with Matt Finish
BATH SIZE 25x22x27 (54x49x69 in cm)
BATH SIZE Inner chamber dimension: 12 X 12
Outer body size: 26 x 23 x 13
TEMPERATURE SENSOR Calibrated RTD type thermocouple will be provided capable of measuring up to 150
Deg. c at accuracy of +/- 0.01 Deg. C
CAPACITY 2 Place rotating pressure vessels oil bath on castors
Bath volumetric capacity around 70 Ltr
DRIVE Heavy duty drives motor to rotate pressure vessel at 100 rpm and is housed below the
oil bath.
PRESSURE VESSEL Rotating pressure vessel constructed of stainless steel with stem and valve to
receive pressure transducer.
ANGLE Pressure vessel is held at an angle of 30
Mapping Pressure mapping 0-200 psi.
PRINTER Along with thermal printer which prints the data at the end of the test.
STIRRER Motorised Stirrer.
Design of stirrer is such that , it is zero Vibration.
CONTROLLER Temp. Is controlled by microprocessor based PLC controller.
It is having large display showing PV and SV value of temperatue.
DISPLAY HMI Display is 4.3 Color Touch Screen Display of Godrej Make with display
shows.
set & Process Value of Temp.
Filled pressure and actual oxygen pressure inside the Bomb in Kpa.
Status of Component.
Password Protected Display.
Alarm List & its History.
Graph Display of Temperature & Pressure.
Data Logging facility of 100 test.
HEATING SS Tubular Heater.
Our Consealed heater provide energy efficiency with Long life.
Heater Rating 1500 W X 2 Nos . Total 3000 W
Bath Cover On Lifting of the bath cover the rotation stops.
SAFETY IP 22 Protection.
Short Circuit protection.
Over Load Current Protection.
High temp safety cut off Protection.
1-phase indication lamp.
Emergency switch off.
Over Pressure Protection.
Bath cover Limit switch Protection
DRAIN Drain Valve will be Provided to empty the Bath for cleaning purpose whenever
required
ACCESSORIES SUPPLIED ALONG WITH THE INSTRUMENTS Pressure vessel: 2 no (CAT NO HAMCO35AC1)
Catalyst wire: 2 no (CAT NO HAMCO35AC2)
Glass liner with PTFE: cover : 2 No (CAT NO HAMCO35AC3)
O ring: 1 no. (CAT NO HAMCO35AC4)
PC Interface Cable : 1 No
Software RBOT : 1 No
SPARES REQUIRED FOR 5 YEAR TROUBLE FREE OPERATION (AT EXTRA COST. NOT INCLUDED IN
PRICE)
Pressure vessel: 2 nos.(CAT NO HAMCO35AC1)
Catalyst wire: 10 no.(CAT NO HAMCO35AC2)
Glass liner with PTFE: Cover- 1 NO (CAT NO HAMCO35AC3)
O ring: 10 no. (CAT NO HAMCO35AC5)
Solid state relay: 3 no.(CAT NO HAMCO35S1)
HMI : 1 no each (CAT NO HMI PLC)
Immersion heater: 2 no. (CAT NO HAMCO35S3)
Stirrer motor: 1 no.(CAT NO HAMCO35S4)
UTILITIES (PREINSTALLATION REQUISITE) AT BUYER SCOPE Silicon Oil ( @ 150 deg C) or Any other Suitable Oil having below said property
(Flash Point above 250 deg C and viscosity should be thinner or thicker. In the
range of 40 Cst @ 150 deg C)
PC for software.
Cable from equipment to PC , if both are not hereby.
Washing solvent.
Sample
POWER SUPPLY 230 V Ac , 20 Amp , 50/60 Hz Power Supply
DIMENSION & NET WEIGHT OF EQUIPEMTN 25x22x27 (54x49x69) Net Weight: 64 lbs (29kg)
SHIPPING INFORMATION Shipping Weight: 78 lbs (35kg) Dimensions: 10.1 Cu. Ft.
DOCUMENTS SUPPLIED ALONG WITH THE INSTRUMENTS NPL Traceable Calibration Certificate for Temp Sensor.
HMI Certificate.
Pressure transducer certificate
ASTM Compliance certificate.
SD,IQ,OQ,PQ document
Electrical Wiring Diagram.
Maintenance Manual.
Warranty Certificate
TYPE OF RBOT BATH Automatic Oxidation Stability Test Apparatus, RBOT/TFOUT As Per ASTM D 2212 / ASTM D
2272
MODEL NO HAMCO 35A
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