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High-Flash-Point Heat Transfer Oil (L-QB300)

Product overview

Product information

This product is formulated with straight-chain saturated alkane base oil and high-quality multifunctional additives through scientific formulation and advanced blending processes.

Applications

Designed for relevant operating conditions

  • Suitable for open and closed heat transfer systems

Performance

Key benefits

  1. Low volatility, high flash point, and good oxidative stability
  2. Non-corrosive, with good compatibility with metallic materials

Technical data

Specifications

Technical specifications for High-Flash-Point Heat Transfer Oil (L-QB300)
PropertyTypical valueUnitTest method
Maximum Permissible Operating Temperature300℃GB23971
AppearanceClear, transparent, and slightly yellowVisual
Auto-ignition Temperature372℃ASTM E659
Flash Point (Closed Cup)220℃ASTM D93
Flash Point (Open Cup)243℃ASTM D92
Kinematic Viscosity (40°C)31.72mm²/sASTM D445
Sulfur Content0.002%ASTM D5453
Acid Value0.04mgKOH/gASTM D664
Copper Corrosion1b100°C 3hASTM D130
Moisture Content41mg/kgASTM D6304
Water-Soluble Acids and BasesnonenoneASTM D1093
Pour Point-27℃ASTM D97
Initial Boiling Point377℃ASTM D2887
2% (Distillation Point)340℃ASTM D86
Carbon Residue0.01%ASTM D4530
Density (20°C)840kg/m³ASTM D4052

Delivery

Packaging

Product net weight: 18 kg/drum, 200 kg/drum, 1000 kg/drum

Usage

Technical notes

Recommended Application: For long-term use at temperatures not exceeding 300°C.
Storage and Transport: During storage, transport, loading/unloading, and use, please refer to the GB 23971 standard and the product’s Safety Data Sheet (SDS). This product is non-flammable, non-explosive, and non-corrosive. The storage temperature should not exceed 75°C; for long-term storage, the temperature should not exceed 45°C.

Technical documents

Product documentation

  • TDS

    MV-H300F-TDS.pdf

    High-Flash-Point Heat Transfer Oil (L-QB300) / Heat Transfer Oils / Synthetic

    Updated October 27, 2026
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