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Explore refrigeration lubricant knowledge, compressor oil selection tips, system application insights, and HVACR industry updates from the QISHANR team.

June 4th, 2026

R-22 to HFC Retrofit: Complete Refrigeration Oil Conversion Guide

May 28th, 2026

R-290 Propane Refrigerant: Properties, Safety & Oil Requirements

May 21st, 2026

Complete Guide to Refrigeration Oil Compatibility with HFC Refrigerants

May 14th, 2026

POE Oil vs Mineral Oil: Which Refrigeration Lubricant Should You Choose?

May 9th, 2026

Hitachi UX-300 Refrigeration Oil

April 29th, 2026

Performance Analysis of BSE32 Refrigeration Oil Under Ultra-Low Temperature Conditions of -110°C

April 22nd, 2026

Lubrication Challenges in Low-Temperature Operation: A Technical Response with Emkarate RL32H Synthetic Oil

April 16th, 2026

Application Value of Solest 150 Synthetic Ester Refrigeration Oil in R134a Screw Compressors

April 9th, 2026

Suniso 3GS Refrigeration Oil Buying Guide: Avoid 3 Pitfalls to Extend Compressor Life by 5 Years

April 3rd, 2026

Trane OIL00015 Refrigeration Oil: Precisely Solve Core Maintenance Pain Points of Central Air Conditioning Screw Units

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