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petroleum and laboratory test instrumentsKoehler Instrument型号 Cloud and Pour Point Test Equipment

Cloud and Pour Point Test Equipment

Cloud point and pour point are indicators of the lowest temperature of utility for petroleum products. The sample is periodically examined while it is being ...

参数: Cloud point and pour point are indicators of the lowest temperature of utility for petroleum products. The sample is periodically examined while it is being cooled in the cloud and pour point apparatus. The highest temperature at which haziness is ob
参数: Conforms to ASTM D97, D2500 and related specifications
参数: Cloud and Pour Point Chamber – Immerses four copper test jackets in suitable freezing mixtures at the required depth per ASTM specifications. Available with inlet and outlet connections for circulating refrigerated coolant from an external source. Co
参数: ASTM D97, D2500, D5853, D6074, D6158; IP 15, 219; ISO 3015, 3016; DIN 51597; FTM 791-201; NF T 60-105

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petroleum and laboratory test instrumentsKoehler Instrument型号 Lead Corrosion Apparatus

Lead Corrosion Apparatus

Measures the corrosiveness of lubricating oils to lead in the presence of a copper catalyst. Lead and copper test panels are rotated in the test lubricant un...

参数: Six-sample capacity
参数: Microprocessor programmable high accuracy temperature control
参数: Testing Capacity: 6 lubricant samples
参数: Maximum Temperature: 199°C (390°F)

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petroleum and laboratory test instrumentsKoehler Instrument型号 Rust Preventing Characteristics Oil Bath

Rust Preventing Characteristics Oil Bath

Determines a lubricant’s ability to prevent rusting of metal surfaces. Suitable for steam turbine oils, gear oils, hydraulic oils and other types of inhibite...

参数: Determines a lubricant’s ability to prevent rusting of metal surfaces. Suitable for steam turbine oils, gear oils, hydraulic oils and other types of inhibited mineral oils. A steel test specimen is immersed in a heated mixture of sample oil and water
参数: Conforms to ASTM D665, D3603 and NACE TM-01-72* specifications
参数: Microprocessor programmable high accuracy temperature control
参数: ASTM D665 Models (K30160, K30165, K30166)

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petroleum and laboratory test instrumentsKoehler Instrument型号 L-60-1 Performance Test Apparatus

L-60-1 Performance Test Apparatus

The L-60-1 Performance Test determines the deterioration of gear lubricants under severe thermal oxidation conditions. The sample lubricant is tested for 50 ...

参数: The L-60-1 Performance Test determines the deterioration of gear lubricants under severe thermal oxidation conditions. The sample lubricant is tested for 50 hours in a standardized gear box operating under a predetermined load. An elevated temperatur
参数: Conforms to ASTM D5704 and STP512A L-60-1 Performance Test
参数: Temperature Control
参数: An insulated heating case with high volume blower encloses the gear box. Sample oil temperature is maintained at 325°F ± 1°F (162.8 ± 0.6°C) by a digital indicating controller with PT-RTD sensor. A built-in microprocessor-based recorder produces a te

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petroleum and laboratory test instrumentsKoehler Instrument型号 Oxidation Stability Apparatus (Cigre Bath)

Oxidation Stability Apparatus (Cigre Bath)

Oxidation stability is determined by exposing the sample to a measured oxygen flow at elevated temperature in the presence of metal catalysts.

参数: Oxidation stability is determined by exposing the sample to a measured oxygen flow at elevated temperature in the presence of metal catalysts.
参数: Microprocessor programmable high accuracy temperature control
参数: Testing Capacity: Twelve samples
参数: Temperature Range: 80 to 200°C

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petroleum and laboratory test instrumentsKoehler Instrument型号 Corrosiveness and Oxidation Stability Test Apparatus

Corrosiveness and Oxidation Stability Test Apparatus

Evaluates the ability of a lubricant to resist oxidation and the formation of corrosive acid compounds by subjecting a sample to accelerated oxidation condit...

参数: Evaluates the ability of a lubricant to resist oxidation and the formation of corrosive acid compounds by subjecting a sample to accelerated oxidation conditions in a catalytic environment. The sample is maintained at elevated temperature and subject
参数: Models for ASTM, Federal and IHC test methods
参数: Microprocessor temperature control with digital display and over-temperature protection
参数: Capacity: 6 test cells

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petroleum and laboratory test instrumentsKoehler Instrument型号 Oxidation Stability Bath for Mineral Insulating Oils

Oxidation Stability Bath for Mineral Insulating Oils

Determines oxidation stability of mineral transformer oils by measuring the amount of sludge and acid formed under prescribed accelerated aging conditions

参数: Conforms to ASTM D2440 and related specifications
参数: Capacity for 6 samples
参数: Digital temperature control with digital display and over-temperature cut-off
参数: Constant temperature oil bath for testing oxidation stability of mineral insulating oils. Immerses six oil receptacles at the required depth per ASTM specifications at 110°C ± 0.5°C, and controls oxygen flow to each sample at the rate of 1L/h ± 0.1L/

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petroleum and laboratory test instrumentsKoehler Instrument型号 Oxidation Stability Apparatus, 30-Place and 60-Place

Oxidation Stability Apparatus, 30-Place and 60-Place

Evaluates oxidation stability by subjecting the sample to a temperature of 95°C in the presence of oxygen or dry air. For inhibited mineral oils, the sample ...

参数: Evaluates oxidation stability by subjecting the sample to a temperature of 95°C in the presence of oxygen or dry air. For inhibited mineral oils, the sample is reacted with oxygen in the presence of water and an iron-copper catalyst.
参数: Conforms to ASTM and related test method specifications
参数: Special baths for ASTM D2893 and AOCS CD12-57 tests
参数: Dimensions: 99x53x73in (251.5x134.6x185.4 cm)

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petroleum and laboratory test instrumentsKoehler Instrument型号 High Temperature Convertible Oxidation Bath

High Temperature Convertible Oxidation Bath

Various methods are available for testing the resistance to oxidation and/or the corrosiveness of lubricants, insulating oils, hydraulic oils and distillate ...

参数: Various methods are available for testing the resistance to oxidation and/or the corrosiveness of lubricants, insulating oils, hydraulic oils and distillate fuel oils. The samples are subjected to a metered flow of air at elevated temperatures, somet
参数: Conforms to various ASTM, Federal and International Standards
参数: Microprocessor digital temperature control
参数: High temperature liquid bath for oxidation stability and corrosiveness tests at temperatures of up to 200°C. Available in different configurations for convertibility between several oxidation stability and corrosivity test methods including Cummins o

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petroleum and laboratory test instrumentsKoehler Instrument型号 Oxidata® Pressure Measurement System for Lubricating Oils

Oxidata® Pressure Measurement System for Lubricating Oils

On-line, real time monitoring of up to twelve samples simultaneously - results plot directly to the screen for instant monitoring or printout of results

参数: Menu options for RPVOT (RBOT) or TFOUT testing, as well as for other ASTM fuel and lubricant oxidation tests
参数: Each channel can be configured and operated independently with different start/stop times and different ASTM test methods
参数: Monitors and reports temperatures of as many as four baths simultaneously using accessory RTD’s, and calculates and displays average temperature for each bath. Exports data to spreadsheet programs such as Microsoft Excel
参数: Dimensions: 42x21x12 in. (106.7x53.3x30.5 cm)

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petroleum and laboratory test instrumentsKoehler Instrument型号 RPVOT (RBOT) Oxidation Test Apparatus

RPVOT (RBOT) Oxidation Test Apparatus

The RPVOT (RBOT) procedure employs severe oxidation conditions to rapidly determine oxidation stability. Suitable for both new and in-service oils, the RPVOT...

参数: The RPVOT (RBOT) procedure employs severe oxidation conditions to rapidly determine oxidation stability. Suitable for both new and in-service oils, the RPVOT (RBOT) method is applicable to many types of petroleum oils. The sample is oxidized in the p
参数: Conforms to ASTM D2112, D2272 and IP 229 specifications for RPVOT (RBOT) testing
参数: Conforms to ASTM D4742 specifications for TFOUT testing
参数: Conforms to the specifications of: ASTM D2112, D2272, D4742; IP 229

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petroleum and laboratory test instrumentsKoehler Instrument型号 Demulsibility Bath

Demulsibility Bath

Tests the ability of medium to high viscosity oils to separate from water when water contamination and turbulence are encountered. The sample is stirred toge...

参数: Tests the ability of medium to high viscosity oils to separate from water when water contamination and turbulence are encountered. The sample is stirred together with distilled water for 5 min. at constant temperature. After a specified settling peri
参数: Conforms to the specifications of ASTM D2711
参数: Constant Temperature Baths – Standard model holds two K39103 Stirrers and two K39120 Separatory Funnels in proper alignment for demulsibility characteristics testing. Stirrers mount securely on a stainless steel support plate having brackets for test
参数: Stirrer – Complete stirrer assembly per Fig. 1 and 2 of ASTM D2711, including variable high speed drive motor, stainless steel propeller shaft, top, center and bottom bearings, and steel motor housing with positioning plate. Entire assembly mounts ve

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petroleum and laboratory test instrumentsKoehler Instrument型号 Water Separability Tester

Water Separability Tester

The ability of a lubricating oil to separate from water and resist emulsification is an important performance characteristic for applications involving water...

参数: The ability of a lubricating oil to separate from water and resist emulsification is an important performance characteristic for applications involving water contamination and turbulence. Water separability is determined by stirring equal volumes of
参数: Seven-sample capacity
参数: Microprocessor temperature control with digital display and built-in protection against over-temperature and low liquid level hazards
参数: Conforms to ASTM, ISO and related standards for water separability testing

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petroleum and laboratory test instrumentsKoehler Instrument型号 D892 and D6082 Dual Twin Foaming Characteristics Test Apparatus

D892 and D6082 Dual Twin Foaming Characteristics Test Apparatus

Foaming of lubricating oils in applications involving turbulence, high speed gearing or high volume pumping can cause inadequate lubrication, cavitation, ove...

参数: Foaming of lubricating oils in applications involving turbulence, high speed gearing or high volume pumping can cause inadequate lubrication, cavitation, overflow and premature oxidation. The sample is blown with a controlled volume of air at differe
参数: For four tests in accordance with control ASTM D6082 and ASTM D892 specifications. Dual liquid baths feature digital temperature control for Sequences I through IV. Four flowmeters maintain the required flow rate of 94 and 200mL/min to the air diffus
参数: ASTM D892, D6082; ISO 892; IP 146; DIN 51566; FTM 791-3211; NF T 60-129
参数: Temperature Control:

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petroleum and laboratory test instrumentsKoehler Instrument型号 High Temperature ‘Sequence IV’ Liquid Foam Test Bath

High Temperature ‘Sequence IV’ Liquid Foam Test Bath

Foaming of lubricating oils in applications involving turbulence, high speed gearing or high volume pumping can cause inadequate lubrication, cavitation, ove...

参数: High-temperature liquid bath for ‘Sequence IV’ tests
参数: Conforms to the specifications of: ASTM D6082
参数: Temperature Control: Digital Setpoint and switchable °C/°F displays
参数: Built-in Over-temperature Cut-off Protection Bath Temperature: 150°C (302°F) Air Flow Rate: 200 mL/min Bath Capacity: 9 gal (38.5L)

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petroleum and laboratory test instrumentsKoehler Instrument型号 Dual Twin Foaming Characteristics Test Apparatus

Dual Twin Foaming Characteristics Test Apparatus

Foaming of lubricating oils in applications involving turbulence, high speed gearing or high volume pumping can cause inadequate lubrication, cavitation, ove...

参数: Foaming of lubricating oils in applications involving turbulence, high speed gearing or high volume pumping can cause inadequate lubrication, cavitation, overflow and premature oxidation. The sample is blown with a controlled volume of air at differe
参数: ASTM D892; IP 146; ISO 6247; DIN 51566; FTM 791-3211, 791-3213; NF T 60-129
参数: Temperature Control: Digital Setpoint and switchable °C/°F displays
参数: Built-in Over-temperature Cut-off Protection

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petroleum and laboratory test instrumentsKoehler Instrument型号 Automatic Low Temperature Filterability Test

Automatic Low Temperature Filterability Test

Determines the filterability of diesel fuels and biodiesel blend fuels in some automotive equipment at low temperatures. The low temperature flow test result...

参数: Determines the filterability of diesel fuels and biodiesel blend fuels in some automotive equipment at low temperatures. The low temperature flow test results are indicative of the low temperature flow performance of the test fuel in some diesel vehi
参数: Conforms to the Specifications of: ASTM D4539
参数: Temperature Range: +80°C to -80°C
参数: Repeatability / Reproducibility: Meets or exceeds ASTM specifications

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petroleum and laboratory test instrumentsKoehler Instrument型号 Precooling Apparatus

Precooling Apparatus

The volatility of liquefied petroleum (LP) gases is determined by allowing a precooled sample to weather under specified conditions and observing the tempera...

参数: The volatility of liquefied petroleum (LP) gases is determined by allowing a precooled sample to weather under specified conditions and observing the temperature when 95% has evaporated. Residues in LP gases are determined by weathering of a precoole
参数: Conforms to ASTM and GPA specifications
参数: Conforms to the specifications of: ASTM D1837; D2158; GPA 2140; ISO 13757
参数: 362-001-001 Syringe, 1mL (ASTM D2158)

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petroleum and laboratory test instrumentsKoehler Instrument型号 Fluorescent Indicator Absorption Apparatus

Fluorescent Indicator Absorption Apparatus

Determines saturates, olefins and aromatics in petroleum fractions that distill below 315°C.

参数: Conforms to ASTM D1319 specifications
参数: Conforms to the specifications of: ASTM D1319; IP 156; ISO 3837; NF M 07-024
尺寸: Two-Position:85x16x16 in. (215.9x40.6x40.6 cm) Four-Position/Six-Position: 85x34x16 in. (215.9x86.4x40.6 cm)
尺寸: K41500-4 Silica Gel, 500 Gram Amber Bottle

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petroleum and laboratory test instrumentsKoehler Instrument型号 Density / Relative Density of Light Hydrocarbons - Constant Temperature Water Bath

Density / Relative Density of Light Hydrocarbons - Constant Temperature Water Bath

Density and relative density measurements of light hydrocarbons, including LPG, are used for transportation, storage and regulatory purposes. The measurement...

参数: Conforms to ASTM D1657 and related specifications
参数: Mechanically refrigerated for convenient sub-ambient temperature operation
参数: Pressure Hydrometer Cylinder - Transparent plastic cylinder mounted between machined aluminum end plates and surrounded by stainless steel safety guard. Use together with ASTM 310H Thermohydrometer to determine density or relative density of LPG and
参数: Constant Temperature Water Bath - Immerses two Pressure Hydrometer Cylinders at 60°F (15°C) for density and relative density determinations of LPG and other light hydrocarbons. Mechanically refrigerated cooling system maintains sub-ambient temperatur

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petroleum and laboratory test instrumentsKoehler Instrument型号 Enhanced Portable Fuel Analyzer

Enhanced Portable Fuel Analyzer

Determines the Pump Octane Number (AKI), Research Octane Number (RON), and Motor Octane Number (MON) of unleaded gasoline, ethanol blended gasoline, leaded g...

参数: Accuracy and repeatability equivalent to ASTM-approved CFR engine test methods (ASTM D2699, D2700)
参数: AC Power Cord
参数: Automatic temperature compensation
参数: Spectrum Range: 16 filters covering wavelengths from 810 to 1045 nm

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petroleum and laboratory test instrumentsKoehler Instrument型号 Automatic Cold Filter Plugging Point Analyzer with Touch Screen

Automatic Cold Filter Plugging Point Analyzer with Touch Screen

Determines the highest temperature at which a given volume of diesel, biodiesel or heating fuel fails to pass through a standardized wire mesh filtration dev...

参数: Determines the highest temperature at which a given volume of diesel, biodiesel or heating fuel fails to pass through a standardized wire mesh filtration device in a specified time when cooled under specified conditions. The Cold Filter Plugging Poin
参数: Conforms to ASTM D6371 and related specifications
参数: One-stage cooling system provides temperatures as low as -45°C and a two-stage cooling system down to -80°C
参数: The cold filter plugging point detection system provides automated sample testing with the accuracy and repeatability in accordance with ASTM D6371 and related international test methods. The sample is cooled according to the pre-selected temperature

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petroleum and laboratory test instrumentsKoehler Instrument型号 Mechanically Refrigerated Cold Filter Plugging Point Bath

Mechanically Refrigerated Cold Filter Plugging Point Bath

Determines the low temperature flow characteristics of automotive diesel fuels and gas oils, including samples with flow improving additives, by measuring th...

参数: Determines the low temperature flow characteristics of automotive diesel fuels and gas oils, including samples with flow improving additives, by measuring the temperature at which the sample ceases to flow through a wire mesh filter under standard te
参数: Conforms to ASTM D6371, IP 309 and DIN 51428 specifications
参数: Cooling Baths – Choice of mechanically refrigerated or dry-ice cooled baths. Mechanically refrigerated model utilizes a cascade hermetic cooling system to attain temperatures as low as –90°F (–68°C). The Cold Filter Plugging Point Apparatus inserts i
参数: Conforms to the specifications of: ASTM D6371; IP 309; DIN 51428

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petroleum and laboratory test instrumentsKoehler Instrument型号 Silver Corrosion Test Apparatus

Silver Corrosion Test Apparatus

Tests the corrosiveness of aviation turbine fuels towards silver. A polished silver strip is immersed in a fuel sample at elevated temperature. After a speci...

参数: Tests the corrosiveness of aviation turbine fuels towards silver. A polished silver strip is immersed in a fuel sample at elevated temperature. After a specified test period, the strip is removed from the sample, washed and evaluated for corrosion.
参数: IP 227; ASTM D130, D4814, D6074, D6158; FSPT DT-28-65; IP 154; ISO 2160; DIN 51759; FTM 791-5325
参数: Capacity:
参数: Temperature:

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