LY-1801HT (High-Temperature-Resistant Series)
● The LY-1801HT product is a high-end formulation specifically developed based on the LY-1401HT, with an emphasis on superior resistance to high processing temperatures. Its as-produced particle size conforms to the factory standard of 1.7–2.0 μm (internal control standard: 1.7–1.9 μm), featuring tight particle-size control and exceptional stability in performance metrics. The product exhibits large, uniformly sized primary crystallites, high crystallinity, low impurity levels, and high purity, virtually eliminating defects such as low crystallinity or fine fragmentation that could compromise its ability to withstand elevated processing temperatures. ● Due to its coarser final particle size, the LY-1801HT allows for greater control over primary crystallite size and crystallinity, resulting in excellent processability when used in cable applications, enabling higher filler loadings and even higher processing temperature limits.
Category:
Keywords:
Physical filtration, ion exchange, membrane filtration, storage systems, auxiliary systems
Product Description
Product grade |
Particle size index (µm) |
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 |
- |
1.7~2.0 |
- |
≤5.0 |
- |
≤0.1 |
≤0.02 |
≤0.15 |
34~35 |
≤0.010 |
≥97 |
≥0.45 |
≤28 |
≤100 |
≤9.5 |
≤0.003 |
LY-1801HT |
0.877 |
1.882 |
3.119 |
3.783 |
6.324 |
0.004 |
0.004 |
0.075 |
34.35 |
0.0027 |
98.91 |
0.56 |
27.0 |
23.63 |
8.09 |
0.00063 |
▲ Particle size distribution diagram of LY-1801HT product; ▲ SEM image of LY-1801HT 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-1801HT |
12.94 |
225.00 |
12.26 |
44.53 |
33.4 |
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-1801HT product is a high-end formulation specifically developed based on the LY-1401HT product to meet the requirement of higher processing temperatures. Its as-manufactured particle size is standardized at 1.7–2.0 μm (with an internal control specification of 1.7–1.9 μm), featuring tight particle-size control, excellent stability of performance parameters, large and uniform primary crystal grains, high crystallinity, low impurity content, and high purity. Importantly, it virtually eliminates defect crystals—such as low crystallinity or fine fragmentation—that can adversely affect processing temperature.
● LY-1801HT, with its coarser final particle size, allows for greater control over the original crystal grain size and degree of crystallinity. When used in cable applications, it exhibits excellent processability, enables high filler loading, and withstands higher processing temperatures.
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