LY-0801HT (High-Temperature-Resistant Series)

● The LY-0801HT product is the finest grade in the high-temperature-resistant product series. It not only boasts a relatively high specific surface area but also features low levels of impurities such as silicon, iron, sodium, and alkali residues. Its electron-microscopic morphology exhibits excellent uniformity, with a minimal content of fine, temperature-degrading crystalline particles. At the same particle size, it offers the highest processable temperature, exhibits excellent single-crystal dispersion, and meets an出厂 standard particle size of 0.8–1.0 μm with a narrow particle-size control range, ensuring high stability of performance metrics. ● LY-0801HT, with its fine particle size—already below 1.0 μm and reaching the sub-micron level—offers superior tensile strength and flame-retardant performance, effectively reducing smoke density. When used in wires and cables, it delivers enhanced surface smoothness and flatness, improved mechanical properties, and outstanding flame retardancy.

Keywords:

Physical filtration, ion exchange, membrane filtration, storage systems, auxiliary systems

Product Description

Product grade

Indicator (um)

Ingredient Content (%)

Whiteness

Loose packing density

g/cm³

Oil absorption value

ml/100g

Electrical conductivity

us/cm

pH value

Residue on a 500-mesh sieve

%

D10

D50

D90

D97

D100

Silicon dioxide

Fe₂O₃

Sodium oxide

Loss on ignition

Alkaline additive

Indicator Requirements

-

0.8~1.0

-

≤2.5

-

≤0.2

≤0.02

≤0.15

34~35

≤0.010

≥97

≥0.25

≤35

≤150

≤9.5

≤0.003

LY-0801HT

0.598

0.899

1.536

1.882

3.079

0.088

0.003

0.099

34.52

0.0029

98.91

0.30

29

40.4

7.68

0.00030

 

 

▲ Particle size distribution diagram of LY-0801HT product; ▲ SEM image of LY-0801HT product

Application specifications for low-smoke, halogen-free cable compounds:

Product grade

Tensile strength

Elongation at break

Melt Index (6 g/160°C/21.6 kg)

Volume resistivity at 20°C

Oxygen Index

megapascal

%

g/10min

*10¹¹ Ω·m

%

LY-0801HT

14.65

254.06

5.20

157.3

34.2

Note: Application tests were conducted using a base formulation in which aluminum hydroxide was added at 60.6%. The base formulation is shown in the figure below.

Materials Mass percentage (%) Number of copies
EVA 22.7 45
LLDPE 9.5 18.75
Aluminum hydroxide 60.6 120
Grafting material 5.7 11.25
Silicone masterbatch 0.8 1.5
1010 0.4 0.75
DLTP 0.4 0.75
Total 100 198

Product Features:

● The LY-0801HT product is the finest grade in the high-temperature-resistant product series. It not only boasts a relatively high specific surface area but also features low levels of impurities such as silicon, iron, sodium, and alkali residues. Its electron-microscopic morphology is highly uniform, with a minimal content of fine, fragmented crystals that can adversely affect thermal stability. At the same particle size, it exhibits the highest processable temperature, excellent single-crystal dispersion, and a factory-outbound particle-size specification of 0.8–1.0 μm, with a narrow particle-size control range and outstanding performance stability.

● LY-0801HT, with its fine particle size—already below 1.0 μm and reaching the sub-micron level—offers superior tensile strength and flame-retardant performance, effectively reducing smoke density. When used in wires and cables, it delivers enhanced surface smoothness and flatness, improved mechanical properties, and outstanding flame retardancy.
 
 

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