Glacier Coolant LM-XL-18 Phase Change Cold Storage Material Phase transition temperature -18℃

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High Performance PCM Energy Storage Material | -18°C Phase Change | Cold Chain & Deep Freezing Solution

✦ LM-XL-18 is a high-performance phase change cold storage material (PCM) designed for low-temperature energy storage and deep cold chain applications.It stores and releases cold energy through a phase transition at -18°C, providing stable and continuous temperature control in refrigeration systems.LM-XL-18 is widely used in food freezing transportation, cold storage warehouses, refrigerator energy-saving systems, and low-temperature air conditioning systems, ensuring efficient thermal energy management and long-term stability.

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Product Detail

Product Tags

Product Description

LM-XL-18 works as a cold energy storage and buffering material based on phase change technology.

It is designed to:

Store cold energy during phase transition
Release stored energy to maintain stable low temperature
Reduce temperature fluctuation in deep cold environments
Improve energy efficiency in refrigeration systems
Enable repeated thermal cycling with stable performance

Technical Data

Product Appearance: Composite phase change material
Composition: Multi-component PCM system including energy storage agent, phase change modifier, anti-supercooling agent, anti-phase separation agent, and stabilizer

Physical Properties

Phase transition temperature (℃)		Freezing	-18
		Melting	-18
Latent heat (kJ/kg)			307.1
Density (g/cm³)	Liquid (20℃)		1.070±0.02
	Solid (-20℃)		0.944±0.02
Thermal conductivity (20℃, W/m·K)			0.5591
Specific heat (20℃, kJ/kg·K)			3.5316
Volume expansion ratio of phase transition (%)			≤10
Flammability			Nonflammable

Product Advantages

✔ High Energy Storage Density

Provides 307.1 kJ/kg latent heat capacity, ensuring strong cold storage capability.

✔ Stable Phase Transition Performance

Engineered with anti-supercooling and anti-phase separation technology for reliable long-term cycling.

✔ Reusable & Long Lifecycle

Designed for repeated use with stable thermal behavior and durability.

✔ Safe & Non-Flammable Material

Non-flammable, stable, and environmentally friendly PCM solution.

✔ Efficient Thermal Buffering

Ensures fast and stable cold energy release for deep freezing systems.

✔ Strong System Stability

Reduces temperature fluctuation in low-temperature environments.

Thermal Energy Storage Principle

LM-XL-18 operates based on phase change energy storage technology, where:

Energy is absorbed during melting
Energy is released during solidification

This enables stable temperature control in deep freezing and cold chain systems.

Applications

LM-XL-18 is widely used in:

Food freezing transportation systems
Deep cold storage warehouses
Refrigerator energy-saving systems
Low-temperature air conditioning systems
Cold chain logistics systems
Frozen food preservation systems
Industrial refrigeration systems

Material Compatibility

Non-metallic materials	PC	ABS	POM	PS	PET	PA	PVC
Compatibility	√	√	√	√	√	×	√
Non-metallic materials	PE	PMMA	PP	Silicone	PTFE	Nitrile	Viton
Compatibility	√	√	√	√	√	√	√

System Usage Guidelines

To ensure optimal performance:

Use in sealed PCM or insulated systems
Avoid mixing with other chemical substances
Ensure proper thermal packaging design
Follow cold chain engineering standards
Avoid contact with incompatible materials (PVC)
Use within recommended temperature range (-18°C system design)

Cooling curve：

Safety Performance

LM-XL-18 is:

Non-flammable
Reusable and stable
Environmentally friendly PCM material
Safe for industrial cold chain applications

After-Sales Service

Glacier Coolant provides full technical support including:

Latent heat capacity testing
Phase transition performance analysis
Thermal conductivity testing
Cycle stability evaluation
Volume expansion testing
Application system optimization support

Handling

Store in sealed containers
Avoid contamination from incompatible materials
Keep in dry and controlled environment
Follow PCM system engineering requirements
Refer to technical documentation before use

OEM Support

Glacier Coolant provides OEM customization, thermal system design support, and technical consultation for phase change cold storage applications worldwide.

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