Brake Fluid Anti-Rust Performance Tester – Theory and ConfigurationImportance of Anti-Rust TestingBrake systems rely on hydraulic fluid integrity. Corrosion within brake lines and calipers can lead to component failure. Changsha Friend Experimental Analysis Instrument Co., Ltd provides a Brake Fluid

Centrifuge for Water Determination of Crude Oil – Maintenance and CalibrationRoutine MaintenanceChangsha Friend Experimental Analysis Instrument Co., Ltd recommends weekly cleaning of rotor assemblies and centrifuge chamber to remove oil residues. Inspect bearings and belts for wear, and lubricate p

Coking Solid Quinoline Insoluble Matter Tester – Enhancing Throughput and SafetyThroughput ConsiderationsTo increase laboratory capacity, Changsha Friend Experimental Analysis Instrument Co., Ltd designs QI testers with multi-reactor configurations, allowing up to four simultaneous runs. Programmabl

Centrifuge for Water Determination of Crude Oil – Principles and DesignPurpose of Water DeterminationAccurate quantification of free and emulsified water in crude oil is essential before refinement. Excess water can corrode downstream equipment, distort mass balances, and impair catalyst function. C

Coking Solid Quinoline Insoluble Matter Tester – Fundamentals of Quinoline Insoluble AnalysisContext and PurposeThe Coking Solid Quinoline Insoluble (QI) Matter Tester from Changsha Friend Experimental Analysis Instrument Co., Ltd quantifies the insoluble fraction produced during heavy oil thermal s