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<title><![CDATA[EC21 Product Catalogs - 4 layers]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/4_layers--100303/1/4 layers.html]]></link><item>
<title><![CDATA[Low Voltage Cable Sleeve with Braided Wire and Expandable Nylon PET Sleeve]]></title><link><![CDATA[https://keyusce.en.ec21.com/Low_Voltage_Cable_Sleeve_with--12059647_12061365.html]]></link><description><![CDATA[layer that provides comprehensive coverage and is resistant to rot and water absorption. This material performs exceptionally well in damp environments and on smooth substrates. It can expand to 150%]]></description><pubDate><![CDATA[20260416]]></pubDate></item>
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<title><![CDATA[Polyimide Film]]></title><link><![CDATA[https://citchem.en.ec21.com/Polyimide_Film--5741528_5741529.html]]></link><description><![CDATA[layer, and insulated materials, etc.
*Thickness range: 1/2 mil, 1 mil, 2 mils, 3mils, 4 mils, 5 mils, 6 mils, 7 mils, 8 mils, 9 mils, 10 mils
*Width range: 5mm ~ 1000mm
*color: amber , black
]]></description><pubDate><![CDATA[20250310]]></pubDate></item>
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<title><![CDATA[Hot Press Laminate TPX Film (Adhesive Barrier Release Film)]]></title><link><![CDATA[https://pipiluluha.en.ec21.com/Hot_Press_Laminate_TPX_Film--12047105_12047238.html]]></link><description><![CDATA[layers allows clean removal without residue, reducing cleaning steps.
4. 
Low Thermal Expansion : Matched thermal expansion coefficient with substrates (e.g., metal, ceramic, PCB) prevents bonding fa]]></description><pubDate><![CDATA[20250306]]></pubDate></item>
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<title><![CDATA[Thermal Management Materials 3.0W Silicone Thermal Gap Pad for Electric Parts Heat Transfer]]></title><link><![CDATA[https://ziitek2024.en.ec21.com/Thermal_Management_Materials_3.0W_Silicone--11909846_12019370.html]]></link><description><![CDATA[4Flame Rating94 V0UL E331100
Packaging Details &amp; Lead time
The packaging of thermal pad
1.with PET film or foam-for protection
2. use Paper Card To Separate Each Layer
3. export carton inside and out]]></description><pubDate><![CDATA[20241021]]></pubDate></item>
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<title><![CDATA[External Wall Insulation Phenolic Board]]></title><link><![CDATA[https://clearheatinsulation.en.ec21.com/External_Wall_Insulation_Phenolic_Board--12011446_12011447.html]]></link><description><![CDATA[layer, which is compounded with other materials for building thermal insulation. The possibility of external insulation fire is fundamentally eliminated. The temperature range is -196 ℃~+120 ℃.
(]]></description><pubDate><![CDATA[20240929]]></pubDate></item>
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<title><![CDATA[Pertinax Sheets/Phenolic Laminate Bakelite Sheets/Insulation Material]]></title><link><![CDATA[https://ydjycl.en.ec21.com/Pertinax_Sheets_Phenolic_Laminate_Bakelite--11947554_11947624.html]]></link><description><![CDATA[4Vertical electrical strengthKv/mm5.7-12.25Parallel layer breakdown voltageKV≥156Dielectric loss factor1MHzTg8-7Parallel layer insulation resistanceNormal behaviorΩ≥1.0x109After tide≥1.0x1078]]></description><pubDate><![CDATA[20240605]]></pubDate></item>
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<title><![CDATA[EMI Shielding Film(Electromagnetic Interference Shielding Film)]]></title><link><![CDATA[https://fpcfccl.en.ec21.com/EMI_Shielding_Film_Electromagnetic_Interference--11938956_11939063.html]]></link><description><![CDATA[4. PI type insulation layer, excellent surface hardness, or PETYancheng Tiandi Insulation Co.,Ltd. https://www.polyimide-pi.com/polyimide-film-based-fccl.htmTel :+86-139-61986280 Fax : +86-515-690116]]></description><pubDate><![CDATA[20240518]]></pubDate></item>
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<title><![CDATA[Medium and Heavy Duty Heat Shrink Tubing]]></title><link><![CDATA[https://upolymer.en.ec21.com/Medium_and_Heavy_Duty_Heat--1688950_9588109.html]]></link><description><![CDATA[4hrs)
ASTM D2671
No cracking
Heat shock (200℃/4hrs)
ASTM D2671
No drop, No flow(outer layer only)
Hardness(Shore D)
ASTM D2671
≥42 HD
Adhesive softening point 
ASTM E28
≥85℃
Adhesive peel str]]></description><pubDate><![CDATA[20240403]]></pubDate></item>
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<title><![CDATA[P233A Meta-aramid Insulation Paper]]></title><link><![CDATA[https://changxiaobin.en.ec21.com/P233A_Meta_aramid_Insulation_Paper--11001355_11021289.html]]></link><description><![CDATA[42293).
4. Outstanding
mechanical properties, high tensile and tearing strength.
5. Good compatibility
with most of commercial varnishes and lubricating oil.
6. Environmental
friendly, self-extinguis]]></description><pubDate><![CDATA[20191025]]></pubDate></item>
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<title><![CDATA[High Temperature Rubber Waterproof Silicone Repair Self Sealing Tape TPE-X Series]]></title><link><![CDATA[https://mocapchina.en.ec21.com/High_Temperature_Rubber_Waterproof_Silicone--11370050_11884383.html]]></link><description><![CDATA[layer), will not melt up to 500°F(260°C), and withstands UV and weathering like no other tape.Stocked in 1&quot; and 1-1/2&quot; widths in both 10-ft and 36-ft length rolls, as well as 2&quot; wide in 36-ft lengt]]></description><pubDate><![CDATA[20240111]]></pubDate></item>
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<title><![CDATA[12 Micron Thickness Ceramic Coated PE and PP Battery Separator for Lithium Ion Battery Manufacturer]]></title><link><![CDATA[https://youmetek1688.en.ec21.com/12_Micron_Thickness_Ceramic_Coated--11683463_11683492.html]]></link><description><![CDATA[layer. After special chemical printing treatment, the Al2O3 material is printed on the surface of the base
film, which significantly improves the high-temperature stability of lithium-ion batteries a]]></description><pubDate><![CDATA[20221130]]></pubDate></item>
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<title><![CDATA[Dual Wall Polyolefin Flame Retardant Glue Inside Colors Adhesive Lined Heat Shrink Tubing]]></title><link><![CDATA[https://sophia0671.en.ec21.com/Dual_Wall_Polyolefin_Flame_Retardant--11066812_11066988.html]]></link><description><![CDATA[layer w2
(M/Roll or M/PCS)
Φ 3.0(3.2)
≥3.0
≤1.00
≥1.00
0.50
200
Φ 4.8
≥4.8
≤1.50
≥1.00
0.50
100
Φ 6.0(6.4)
≥6.0
≤2.00
≥1.00
0.50
100
Φ 7.9
≥7.9
≤2.70
≥1.30
0.50
100
Φ 9.0]]></description><pubDate><![CDATA[20200220]]></pubDate></item>
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<title><![CDATA[Ceramifiable Silicone Rubber Compound RCS-821]]></title><link><![CDATA[https://apsilicone.en.ec21.com/Ceramifiable_Silicone_Rubber_Compound_RCS--9244174_9244182.html]]></link><description><![CDATA[layer. 
Containing RCS-821, cables pass fire performance test. Like BS 6387, ICE 60331, EN 50200, etc. 
Cross reference: WACKER ELASTOSIL&amp;reg; R 502/75 and DOW CORNING XIAMETER&amp;reg; RBC-7160-70 COMPO]]></description><pubDate><![CDATA[20141024]]></pubDate></item>
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<title><![CDATA[G10/FR4 Glass Epoxy Sheet]]></title><link><![CDATA[https://laminatedsheet.en.ec21.com/G10_FR4_Glass_Epoxy_Sheet--6244451_6244452.html]]></link><description><![CDATA[40 Mpa
Impact Strength parallel &gt; 37 KJ/m2
Insulation resistance after water dipping ≥5.0×108 Ω
Parallel layer direction breakdown voltage at 90±2 transformer oil ≥35 KV
Yancheng Tiandi Insula]]></description><pubDate><![CDATA[20220415]]></pubDate></item>

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