Petroleum Testing

Koehler is a the world leading supplier of tester and analysers for the oil, gas, lubricants and grease industry. Having been directly involved in writting up many of the ASTM methods used world wide in refineries, blending plans, and other oil laboratories, Koehker offers the best technical solutions for a wide range of tests.

Viscometer Cleaning and Drying Apparatus

The viscometer cleaning and drying apparatus uses solvent and pressurized filtered air to clean up to six tubes at a time. The system is suitable for use with all types of kinematic viscometers. A pressurized air source (150psi maximum) is required. Six tube capacity For all types of capillary viscometers Built-in air filter removes particles from the air stream Available with solvent tank inc. tubing with fittings for connection to apparatus Contact us now > Or call us now on 0161 442 9963 to speak to a Product Specialist. You can also visit the Koehler website for more product details…

LKV4000 Refrigerated Constant Temperature Bath

The LKV4000 is a refrigerated constant temperature bath for kinematic viscosity testing of petroleum products. The system accommodates four glass capillary viscometers within an insulated steel cabinet with a front viewing window. The bath medium is contained in a clear, evacuated Dewar flask. A dual digital display allows for both the setpoint and actual bath temperature to be displayed. Safety features include a low fluid level and over temperature cut off. Air-cooled hermetic compressors provide efficient operation with the use of CFC-free refrigerants. Conforms to ASTM D445, D2532, D6074, D6158, IP 71, ISO 3104, DIN 51550, FTM 791-305,NF T 60-100…

LKV3000 Refrigerated Constant Temperature Bath

The LKV3000 is a refrigerated constant temperature bath for kinematic viscosity testing of petroleum products. The system accommodates four glass capillary viscometers within an insulated steel cabinet with a front viewing window. The bath medium is contained in a clear, evacuated Dewar flask. A dual digital display allows for both the setpoint and actual bath temperature to be displayed. Safety features include a low fluid level and over temperature cut off. Air-cooled hermetic compressors provide efficient operation with the use of CFC-free refrigerants. Conforms to ASTM D445, D2532, D6074, D6158, IP 71, ISO 3104, DIN 51550, FTM 791-305,NF T 60-100…

KV5000 Kinematic Viscosity Bath with Optical Flow Detection

The KV5000 kinematic viscosity bath has an optical flow detection system which accurately measures sample flow and automatically calculates kinematic viscosity results. The system allows automatic measurement and results calculation for up to five viscometer tubes, with two additional positions available for manual measurements. All positions can be used in manual mode and are suitable for Ubbelohde, Cannon®Fenske, and Reverse Flow viscometers. A dual digital display allows for both the setpoint and actual bath temperature to be displayed. Safety features include a low fluid level and over temperature cut off. A motorised stirrer provides complete circulation without turbulence and a…

KV4000 Constant Temperature Bath with Integrated Digital Timing and Automatic Calculation

The KV4000 is a constant temperature bath with advanced temperature control, integrated timing, and automatic calculation for convenient, accurate glass capillary viscometry determinations. The system includes seven integrated digital timers for timing and monitoring of the efflux interval   and an LCD microcomputer for automatic calculation and display of kinematic viscosity in viscosity units. All timing functions are displayed in 0.01 or 0.1 second resolution and are accurate within 0.01%. A dual digital display allows for both the setpoint and actual bath temperature to be displayed. Safety features include a low fluid level and overtemperature cut off. A motorised stirrer provides…

KV3000 Constant Temperature Bath with Integrated Digital Timing

The KV3000 is a constant temperature bath with advanced temperature control and integrated timing features for convenient, accurate glass capillary viscometry determinations. The system includes seven integrated digital timers for timing and monitoring of the efflux interval for each viscometer. All timing functions are displayed in 0.01 or 0.1 second resolution and are accurate within 0.01%. A dual digital display allows for both the setpoint and actual bath temperature to be displayed. Safety features include a low fluid level and over temperature cut off. A motorised stirrer provides complete circulation without turbulence. Connection of the built-in cooling coil to tap…

KV1000 Digital Constant Temperature Kinematic Viscosity Bath

The KV1000 is a constant temperature bath for kinematic viscosity testing of petroleum products. Test temperatures up to 150°C can be selected, with temperature adjustment to within ±0.01°C and an over temperature cut off safety feature. The control unit includes immersion heater, circulating stirrer and a temperature probe. A cooling coil assembly can be added. Conforms to the specifications of ASTM D445, D6074, D6158; IP 71; ISO 3104; DIN 51550; FTM 791 305; NF T 60-100 Accommodates 6 glass capillary viscometers of various types 2 bath sizes: 12” (30.5 cm) 5.8 gal (22L) or 18” (46 cm) 8.9 gal (33.7L)…

HKV4000 High Temperature Bath with Integrated Digital Timing and Automatic Calculation

The KV4000 is a high temperature bath with advanced temperature control, integrated timing, and automatic calculation for convenient, accurate glass capillary viscometry determinations. The system includes seven integrated digital timers for timing and monitoring of the efflux interval   and an LCD microcomputer for automatic calculation and display of kinematic viscosity in viscosity units. All timing functions are displayed in 0.01 or 0.1 second resolution and are accurate within 0.01%. A dual digital display allows for both the setpoint and actual bath temperature to be displayed. Safety features include a low fluid level and overtemperature cut off. A motorised stirrer provides…

HKV3000 High Temperature Bath with Integrated Digital Timing

The HKV3000 is a high temperature bath with advanced temperature control and integrated timing features for convenient, accurate glass capillary viscometry determinations. The system includes seven integrated digital timers for timing and monitoring of the efflux interval for each viscometer. All timing functions are displayed in 0.01 or 0.1 second resolution and are accurate within 0.01%. A dual digital display allows for both the setpoint and actual bath temperature to be displayed. Safety features include a low fluid level and over temperature cut off. A motorised stirrer provides complete circulation without turbulence. Connection of the built-in cooling coil to tap…

Calibrated Glass Capillary Kinematic Viscometers

SciMed offer a full selection of glass capillary viscometers for measuring kinematic viscosity of liquid petroleum products in accordance with ASTM D445 and related standard test methods. All types of viscometers conform to ASTM D446 and related standard specifications for glass capillary kinematic viscometers. Each viscometer is supplied with a calibration certificate. Cannon®-Fenske Routine Viscometers The Cannon®-Fenske Routine viscometer is a rugged and inexpensive viscometer that works well if the sample is transparent or translucent. Ubbelohde Viscometers The Ubbelohde viscometer and other suspended level viscometers are used to measure transparent liquids. Unlike the Cannon®-Fenske Routine viscometer, suspended level viscometers maintain…

Water Separability Tester

The Water Separability Tester provides accurate testing of up to seven samples at a time. It may be used for specification of new oils and monitoring of in-service petroleum oils and synthetic fluids. A full visibility bath immerses seven 100mL cylinders as per ASTM and ISO specifications. Sample cylinders are held securely in place by stainless steel supports inside the bath. A microprocessor based heater controls bath operating controls bath fluid temperature with greater than ±1°C accuracy and stability throughout the operating range of 25°C to 84°C. Large LED readouts display setpoint and actual temperatures in Celsius or Fahrenheit scale…

Rust Preventing Characteristics Oil Bath

The system stirs sample-water mixtures at 1000rpm whilst immersed in a water bath with ± 0.5°C (± 1°F) stability. The microprocessor control provides fast temperature stabilization without overshoot. Dual LED displays provide actual and setpoint temperature values in °C/°F format. Communications software, ramp-to-set and other enhanced features are also available Stainless steel stirrer paddles are driven by a motor through a pulley drive-roller bearing arrangement. Paddles can be raised and lowered for placement of sample beakers in the bath. The package includes test specimens, holders and beaker covers for ASTM D665 or D3603 testing. Stainless steel bath includes perforated support…

Panel Coking Test Apparatus

The Digitally controlled panel coking apparatus for finished lubricating oils, consisting of mechanical splasher, splash chamber and sample oil reservoir Test panel temperature and oil sump temperature are individually controlled by separate heaters with digital-indicating controllers. Mechanical splasher has a variable speed 0-1800rpm drive motor with digital indicating control. A high accuracy variable area flowmeter permits introduction of a corrosive acidic atmosphere to increase the severity of the test. Equipped with a digital countdown timer. Hinged safety cover has a port for fume removal and a safety interlock switch that interrupts power to the drive motor when the cover is…

Oxidation Stability Apparatus

The apparatus is available in 8, 12, 30 or 60 position formats. The system incorporates constant temperature baths, calibrated flowmeters and condenser water manifolds to determine oxidation stability of fuels and lubricants. Each cell has an individual flowmeter, control valve and condenser manifold. The system features quick temperature stabilization without overshoot, and the bath is protected by a redundant over temperature control circuit that interrupts power should bath temperature exceed a programmed cut-off point. The display provides actual setpoint temperature values in °C/°F format. Communications software (RS232, etc.), ramp-to-set and other enhanced features are available as additional options. Double-wall insulated…

Corrosiveness and Oxidation Stability Test Apparatus

The system is a series of constant temperature block baths for corrosivity and oxidation stability determinations. Suitable for the analysis of hydraulic oils, aircraft turbine lubricants, transmission fluids and other highly refined oils. The insulated aluminium block provides safe, efficient performance at operating temperatures of up to 750°F (399°C). The air flow is controlled at the specified rate by six individually adjustable flowmeters mounted on a common manifold. Includes inlet valve and outlet fitting for condenser water supply and support rack for glassware. ·       Models for ASTM, Federal and IHC test methods ·       Six-sample testing capability ·       Solid aluminium block…

Copper Strip Corrosion from Lubricating Grease

The measurement of the tendency of lubricating grease to corrode copper under static conditions is an important parameter. A polished copper strip is immersed in a sample at elevated temperature for a specified period. The strip is examined for corrosion and a classification number from 1-4 is assigned based on a comparison with the ASTM Copper Strip Corrosion Standards. The constant temperature bath has the capacity for the immersion of up to 16 test jars. The temperature of the bath can be measured in °C or °F and has a digital setpoint and display. ·       Conforms to ASTM D4048 specifications…

Automatic Non-Woods Metal Noack Evaporative Apparatus

The majority of high-voltage transformers, cables, switchgears, transducers, capacitors, and rectifiers use insulating oils for insulating electrically live parts and to carry off thermal energy. The quality of the insulating oil must be checked at regular intervals to ensure a long equipment service life. The most important requirement of an insulating oil is a high dielectric strength. Determination of the dielectric breakdown voltage of insulating oils provides an early detection method for any reduction in the insulating properties. ·       Conforms to ASTM D877, D1816 and related test specifications ·       Output voltage: 75kV ·       Colour display for optimal readability and mobility…

Automatic Dielectric Breakdown Tester

The majority of high-voltage transformers, cables, switchgears, transducers, capacitors, and rectifiers use insulating oils for insulating electrically live parts and to carry off thermal energy. The quality of the insulating oil must be checked at regular intervals to ensure a long equipment service life. The most important requirement of an insulating oil is a high dielectric strength. Determination of the dielectric breakdown voltage of insulating oils provides an early detection method for any reduction in the insulating properties. ·       Conforms to ASTM D877, D1816 and related test specifications ·       Output voltage: 75kV ·       Colour display for optimal readability and mobility…

Automated Cloud and Pour Point Analyser

The Automatic Cloud and Pour Point Analyzer is a state of the art piece of equipment for measuring cloud point by Optical Detection and pour point with the Automatic Tilt Method. The Cloud Point is an index of the lowest temperature of a petroleum product or a biodiesel fuels utility for certain applications. Wax crystals of sufficient quantity can plug filters used in some fuel systems. The Pour Point of a petroleum product is an index of the lowest temperature of its utility for certain applications. Flow characteristics, such as pour point can be critical for the correct operation of…

Automated Air Release Analyser

The ability of a turbine, hydraulic, or lubricating oil to separate entrained air is a key performance characteristic in applications where agitation causes a dispersion of air bubbles in the oil. To determine air release properties, the sample is heated to a specified test temperature and blown with compressed air. After the air flow is stopped, the time required for the air entrained in the oil to reduce in volume to 0.2% is the air bubble separation time. The Koehler Air Release Value Apparatus consists of a test vessel and air flow control equipment for delivering heated air at the…

Tag Open Cup Flash Tester

The Tag Open Cup flash point tester determines the flash points of liquid products and cutback asphalts in accordance with ASTM D1310 and D3143. Included with the system are a sample test cup, plated-brass liquid bath with constant level overflow, pivoting ignition taper with pilot light and reference bead, pivoting thermometer holder, heater and cast aluminum base. The electrically heated model is equipped with stepless variable heat control for accurate control of temperature ramps.  A gas heated model is also available.   Conforms to ASTM D1310, D3143 specifications Choice of gas or electrically heated   Contact us now > Or…

Tag Closed Cup Flash Tester

The instrument determines flash points of liquid products by the Tag Closed Cup method. The system incorporates stepless variable heat control with reference dial for accurate repeat setting of temperature ramp. The system can be supplied with gas burner instead of electric heater. The precision cover mechanism simultaneously opens the slide shutter and applies the test flame to the sample at the turn of a knob. Included are a liquid bath with constant level overflow, brass test cup, plated brass thermometer ferrules and test flame reference bead.  The bath and cover mechanism are constructed of plated brass and the heater…

Pensky-Martens Closed Cup Flash Tester

The Pensky-Martens Closed Cup Flash Tester determines flash points of a wide range of products by a closed cup method with two option speed stirring of the sample. The method is extensively used in shipping and safety regulations for detection of contamination by volatile and flammable materials in fuel oils and lubricating oils, and for characterization of hazardous waste samples.   The operating cover mechanism slides the shutter open and applies the test flame at the turn of a knob.  The electrically heated model is equipped with a 1000W nickel-chromium heater with stepless variable control for accurate, repeatable temperature ramps….

Rapid Flash Tester, Open Cup (Setaflash)

The Rapid Tester® provides rapid determinations of flash point or sustained burning qualities by using a small sample. A flash/no flash test result is achieved in one minute for flash points below 212°F (100°C) with only a 2mL sample. This method is ideally suited for quality assurance and environmental compliance testing as well as actual flash point for paints, fragrances, hydrocarbons and other liquids. Open cup models are used for determining sustained burning qualities characteristics of mixtures of flammable and non-flammable liquids. The instrument features convenient semi-automatic operation for flash/no flash tests. Simply set the test temperature on the digital…

Rapid Flash Tester, Closed Cup (Setaflash)

The Rapid Tester provides rapid determinations of flash point or sustained burning qualities. A flash/no flash test result is achieved in one minute for flash points below 212°F (100°C) using only  a 2ml sample. Ideally suited for quality assurance and environmental compliance testing as well as actual flash point for paints, fragrances, hydrocarbons and other liquids. Open cup models are available for determining sustained burning qualities characteristics of mixtures of flammable and non-flammable liquids.   The system features convenient semi-automatic operation for flash/no flash tests. Simply set the test temperature on the digital display and inject a 2mL or 4mL…

Automatic Microscale Continuously Closed Cup Flash Point Analyzer

The temperature of the analyzer is adjusted to a minimum of 18 °C below the expected flash point. The sample is then injected into the sample cup. The operator needs to ensure that the sample and the sample cup temperature are both a minimum of 18 °C below the expected flash point (the sample and sample cup may be cooled if necessary). Then the sample cup is raised towards the oven forming a closed test chamber.   ASTM D6450 for determination of flash point of fuel oils, lube oils, solvents and other liquids by continuously closed cup tester. The measurement…

Automatic Cleveland Open Cup Flash Point Tester

The automated Cleveland Open Cup flash point tester accurately determines flash point and fire point of viscous petroleum products over an extended temperature range. When testing highly viscous materials specimens, the sample is preheated at a specified temperature and time in order to liquefy the sample for testing. The surface skin from bituminous samples can be removed with a skimmer. The flash/fire point tests are simply conducted by mounting the flash cup filled with sample into the test position and selecting a pre-programmed test method or the search mode to determine an approximate flash point. The test results are automatically…

Cleveland Open Cup Flash Point Tester

The instrument determines flash and fire points by the Cleveland Open-Cup method. It includes a test flame applicator, brass test cup, thermometer support, heating plate and electric heater. The applicator is precisely aligned and pivots for test flame application at specified temperature intervals. The hinged thermometer support raises to facilitate placement and removal of test cup. Adjustable flame size using built-in needle valve and comparison bead. The system is equipped with a 1000W nickel-chromium heater with stepless variable heat control for accurate repeat setting of temperature ramp Conforms to ASTM D92 and related specifications For flash points above 79°C (175°F)…

Auto Ignition Apparatus

The systems consists of a modified crucible furnace with digital thermocouple readout of flask temperature at prescribed points as per the ASTM specifications. The furnace provides rapid response and ±1°C temperature stability throughout the operating range from ambient to 1200°C. A cylindrical heating chamber provides excellent radial temperature uniformity. The furnace cover has ports for flask exterior thermocouples, and a borosilicate glass thermocouple tube is provided to assure correct positioning of the gas temperature thermocouple inside the test flask. Thermocouples plug directly into the furnace control unit for quick disconnection when removing the flask. A hinged holder in the cover…

Automatic Abel Flash Point Tester

The automated Abel flash point tester is used primarily to test flammable and combustible materials for shipping and safety regulations. It provides an increased temperature range of operation allowing greater flexibility in testing samples according to the Abel test method. The unit has a test range up to 110°C and can be extended down to –30°C by the addition of an external chiller. The flash point tests are simply conducted by mounting the flash cup filled with sample into the test position and selecting a test method. Automation routines provide accurate test results. A quick search method is available to…

Abel Closed Cup

Abel Closed Cup Flash Point Tester

The Abel Closed cup flash point tester is primarily used to test flammable and combustible materials for shipping and safety regulations. The system consists of test flame applicator, brass test cup, thermometer support, heating plate and electric heater.  The applicator is precisely aligned as per specifications and pivots for test flame application at specified temperature intervals. The hinged thermometer support raises to facilitate placement and removal of test cup. Adjust the flame size using built-in needle valve and comparison bead. Equipped with a 400W nickel-chromium heater with stepless variable heat control for accurate repeat setting of temperature rate of rise…

Salt in Crude

Salt content is determined by measuring the conductivity of a solution of crude oil in a polar solvent when subjected to an alternating electrical current and is obtained by comparison of the resulting conductance to a calibration curve of known salt mixtures. • Conforms to ASTM D3230 and IP 265 test specifications • GOST certified • Measures salt content, conductance, and temperature of crude oil samples, and pH measurements of aqueous samples. • Measures salts concentration in the range of 0 to 150 PTB (lb/1000 bbl). • Portable for field or laboratory testing with up to 8 hours of continuous…

Manual and Automatic Distillation

The sample is evaporated and condensed under controlled conditions, and observations are made of the temperatures at which various percentages are recovered and/or the percentages recovered at specific temperatures. Contact us now > Or call us now on 0161 442 9963 to speak to a Product Specialist. You can also visit the Koehler website for more product details by clicking their logo below:

Flash Point Testers

Flashpoint test for petroleum, fuel and chemicals. SciMed offers the complete range of flash point testers from Koehler Instruments. Flashpoint testing is conducted to industry practice, including ASTM and other test standards. Koehler flashpoint testers are available for petroleum, chemicals, fuels, consumer goods, and many other materials. Flashpoint tests: • Abel Flash Point test • Pensky-Martens Flash Point test • Tag Flash Point test • Cleveland Open Cup Flash Point Test (COC) • Rapid Equilibrium Methods (RECC) • Rapid Equilibrium Flash, No-Flash Methods • Continuously Closed Cup Method (CCCF) These methods comply with the following methods: Flashpoint test methods: Pensky-Martens…