Xuchang Chengrui Insulation Materials Co., Ltd.
Henan Province, China
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Headquartered in Wilmington, Delaware, DuPont pioneered polyimide films under the Kapton® brand. Their high-temperature-resistant films are critical for electrical insulation in aerospace and electronics. With global R&D facilities, DuPont remains a leader in material innovation.
Based in Pennsylvania, Saint-Gobain produces advanced Nomex® and Kapton®-like films for harsh environments. Their solutions cater to transformers, motors, and EV batteries, emphasizing durability and thermal stability.
Massachusetts-based FLEXcon specializes in adhesive-coated polyimide films for flexible circuits and insulation. Their products meet UL standards and serve automotive and industrial sectors with precision-engineered materials.
Based in New Hampshire, Polyonics develops laser-markable polyimide films for aerospace and defense wiring. Their films withstand extreme temperatures and radiation, ensuring stable insulation in satellites and military-grade electronics.
Aremco’s Pyralin® films are tailored for high-voltage motors and generators. Their patented formulations resist partial discharge degradation, extending lifespan in renewable energy systems and industrial machinery.
Minnesota-based Sheldahl produces adhesive-free polyimide films for flexible hybrid electronics. Their thin, lightweight materials enable precision insulation in wearable devices and automotive sensors.
Pennsylvania’s Dunmore engineers metallized polyimide films for satellite insulation. Their materials reflect heat while maintaining dielectric integrity in space applications.
Parker’s Chomerics® division produces EMI-shielding polyimide films for aerospace and automotive systems. Their films block interference while insulating high-voltage components.
Rogers’ Pyralux® films are industry standards for flexible PCBs and EV power modules. Their UL-listed materials ensure insulation stability in high-vibration environments.
Celanese produces polyimide films for EV battery insulation and aerospace wiring. Their Transport Canada-certified materials withstand thermal cycling and partial discharge, critical for high-voltage applications in extreme climates.
Kaneka’s Belgian division manufactures Pyralux® films for high-voltage insulation. Their thin, lightweight films are ideal for EV power modules and renewable energy systems, backed by ISO 9001 certification.
Taimide’s German branch produces ultra-thin polyimide films (<10µm) for microelectronics. Their low-CTE materials ensure reliability in PCBs and semiconductor packaging for industrial automation.
This UK subsidiary of Japan’s Arakawa Group focuses on halogen-free polyimide films. Their eco-friendly insulation films comply with RoHS standards for consumer electronics and EV charging stations.
Elantas, part of the Altana Group, supplies polyimide films for EV battery insulation and power electronics. Their halogen-free materials comply with strict EU environmental regulations.
Formerly Solvay, Syensqo’s Kapton® alternative offers flame-retardant insulation for aerospace cabling. Their films are tested for cryogenic conditions, ideal for space exploration and LNG applications.
Titania specializes in ultrathin (<8µm) polyimide films for medical imaging equipment and EV inverters. Their low-dielectric-loss materials enhance signal integrity in high-frequency circuits.
GTS develops flame-resistant polyimide films for military drones and medical devices. Their materials comply with MIL-SPEC and ISO 13485 standards.
Sabic’s polyimide films protect offshore wind turbine electronics from saltwater corrosion. Their materials are certified for North Sea energy projects.
Hexpol’s polyimide films insulate medical imaging equipment and EV sensors. Their materials are REACH-compliant and tested for biocompatibility in healthcare applications.
Premix’s conductive polyimide films shield sensitive electronics in Arctic energy projects. Their materials operate reliably at -50°C, ideal for subzero environments.
LAPI’s flame-retardant polyimide films protect Ferrari and Ducati EV motor windings. Their UL-listed materials reduce partial discharge in high-voltage racing batteries, tested under extreme vibration and temperature shifts.
DSM’s ForTii® polyimide films insulate ASML lithography machines and EV charging ports. Their low-CTE materials prevent delamination in high-precision semiconductor manufacturing.
BIS produces cost-effective polyimide films for Eastern European motor and transformer markets. Their IEC 60641-2-certified materials endure thermal shock in Balkan industrial zones.
Ube’s Upilex® films dominate Asia’s electronics market. Their superior dielectric strength supports 5G infrastructure and EV inverters. The company invests heavily in R&D for next-gen insulation materials.
A joint venture between SKC and Kolon, this firm produces transparent polyimide films for foldable displays and EV battery insulation. Their films combine flexibility with thermal resistance up to 400°C.
Mitsui’s Apical® films dominate flexible PCB markets with superior heat resistance (up to 400°C). Their products are critical for 5G base stations and hybrid vehicle power modules.
Kolon’s transparent polyimide films enable foldable smartphone displays while providing electrical insulation. Their R&D focuses on bendable EV battery components and IoT devices.
Sumitomo’s PIXEO® series combines thermal conductivity with insulation for power semiconductor packaging. These films optimize heat dissipation in data centers and EV charging systems.
Polyk’s films insulate transformers and EV charging stations. Their RoHS-compliant materials cater to India’s growing renewable energy and electronics sectors.
Flex Films supplies ultra-thin polyimide films for flexible hybrid circuits. Their products are critical for wearable tech and Singapore’s semiconductor manufacturing hubs.
Green Rubber’s recycled polyimide films combine sustainability with insulation performance. Their REACH-compliant products serve EV charging stations and industrial motor applications across Southeast Asia.
Founded in 2008, this MSC-status company produces 12-125μm polyimide films with patented anti-tracking coatings. Their ISO 9001-certified plant supplies EV battery insulation to Proton's suppliers. Recent JV with Kulim Hi-Tech Park developed halogen-free films for Singaporean subway projects.
Operational since 2015, this Thai-Japanese venture manufactures 25-75μm black matte films through continuous thermal curing. Supplies 1,200 tons/year to Hitachi's Bangkok transformer factory. Proprietary carbonization-resistant formula meets Thailand Electrical Standards (TES 1001).
MIDA-approved manufacturer of 50μm corona-resistant films since 2011. Their patented edge-sealing technology prevents delamination in humid climates. Key supplier for TNB's grid modernization, offering IEC 60641-2 certified rolls with RFID tracking.
Established 2018 in VSIP industrial zone, produces 0.03-0.15mm films for Mitsubishi's Danang compressor plant. Developed anti-fungal additives for Mekong Delta applications. Monthly capacity: 600 master rolls (1.5m width). Certified to UL 746C.
Spin-off from NTU's materials science department (2016). Specializes in 8-15μm ultra-thin films for military radar systems. Supplies ST Engineering with vacuum-deposited aluminum-coated rolls. 40%, production allocated to Indonesian geothermal projects.
Vietnam's sole producer of 300°C-rated polyimide laminates. Partnered with EVN on 500kV transmission line upgrades. Features argon plasma surface treatment for improved adhesive bonding. Annual output: 450 tons across 3 width variants.
Operating in Batam Free Trade Zone since 2012. Produces 35-100μm films with 190kV/mm dielectric strength. Supplies ABB's Johor Bahru switchgear plant. Developed sulfur-resistant formula for Sumatra oil fields. Certified to SNI 04-6935-2002.
BOI-registered manufacturer since 2020. Specializes in 0.1mm flame-retardant films for Manila's LRT electrical systems. Features laser-markable surfaces for traceability. Monthly production: 80,000 linear meters across 4 grades.
MIDA-approved plant in Kulim produces 18-75μm thermally conductive films (1.1W/m·K). Supplies Western Digital's Penang HDD factory. Patented non-silicone release layer reduces assembly time by 25%, IEC 60893-3 certified.
Subsidiary of PTT Materials. Manufactures 25-150μm films using German extrusion lines. Developed anti-arc formulations for Eastern Economic Corridor power plants. Features 0.5%, thickness tolerance across 2.2m master rolls. IATF 16949 compliant.
SABIC’s polyimide films cater to the energy sector, providing insulation for oil and gas pipeline sensors. Their materials resist corrosive environments while maintaining electrical performance.
Focused on mining and heavy industry, Teflon Industrial supplies polyimide films for high-voltage cable insulation. Their products meet ISO 14001 environmental standards.
Embraflex produces polyimide films for automotive wiring and industrial equipment. Their films comply with Mercosur technical standards, serving regional aerospace and energy markets.
Specializing in thin-film solutions, Polimer Tec delivers polyimide insulation for medical devices and military electronics. Their R&D emphasizes customization for niche applications.
Established in 2015, this Andean specialist produces 25-125μm films for mining equipment insulation. Collaborates with Codelco on sulfur-resistant formulations. Features patented anti-delamination edges for high-altitude applications. Certified under Chile’s NCh 2365 standard. Supplies 300 tons/year to Argentinian transformer plants.
Operational since 2008, this ISO 9001-certified plant manufactures 50μm flame-retardant films. Developed antistatic coatings for Amazon hydropower projects. Supplies 1.2m-wide rolls to WEG Motors. 40%, production dedicated to Uruguay’s wind turbine sector.
Specializes in 0.1mm UV-stabilized films for equatorial solar farms. Partners with Petroecuador on oil pump motor insulation. Features thermal conductivity of 0.9W/m·K. Certified to ASTM D5226. Monthly output: 80km across 3 grades.
Produces 18-75μm films for copper mining conveyor systems. Patented anti-abrasion surface treatment withstands 15,000hr desert operation. Supplies Southern Copper Corporation. Certified to IEC 60641-2 with RFID batch tracking.
BOI-registered manufacturer since 2011. Supplies 35μm corona-resistant films to YPF’s refinery projects. Developed flexible edge-sealing for Patagonian temperature swings. Annual capacity: 450 tons across 5 custom widths.
Joint venture with Spanish materials firm. Produces 12-50μm films for Medellín’s metro electrical systems. Features laser-markable surfaces for traceability. Certifications include RETIE and UL 746C. Exports 30%, to Panama Canal Zone.
Specializes in marine-grade films for offshore wind installations. Partners with ANCAP on anti-salinity formulations. Features ≤0.3%, moisture absorption. Supplies 2.2m master rolls to Brazilian shipbuilders.
High-altitude optimized films (0.05-0.2mm) for lithium processing plants. Developed antistatic additives for dry Andean climates. Certified under NB 7770001. Supplies 200 tons/year to Salar de Uyuni projects.
Focuses on 100-150μm thermally conductive films for Itaipu Dam infrastructure. Patented adhesive systems prevent hydrolysis in humid conditions. Certifications include COPANT and Mercosur MERCOSUR NM 288:2003.
State-owned producer of 40μm PDIV-certified films. Supplies PDVSA’s oilfield motor rewinding projects. Features argon plasma treatment for improved bonding. Annual output: 180 tons despite material sanctions.
Founded in 2014, this ISO 9001-certified plant produces 25-150μm films for automotive wiring harnesses. Supplies Nemak’s EV battery plants with halogen-free grades. Patented edge-trim recycling system reduces waste by 18%, Certified to UL 746C and NOM-003-SCFI.
Specializes in 50μm anti-fungal films for hydropower turbines. Partnered with Ecopetrol on oil-resistant formulations. Features 200kV/mm dielectric strength. Supplies 400 tons/year to Ecuadorian transformer markets. Certified to RETIE 2019 standards.
Develops 0.2mm thermally conductive films (1.3W/m·K) for Jalisco’s electronics corridor. Patented ceramic-filled formula reduces hot spots in server farms. Supplies Flex’s Guadalajara facility. IATF 16949 and IEC 60893-3 compliant.
Mining-focused producer of 75μm sulfur-resistant films since 2017. Collaborates with Antamina on conveyor motor insulation. Features argon plasma surface treatment. Annual capacity: 850 tons across 4 custom grades.92.São Paulo PolyHiCore (Brazil)
ANATEL-approved manufacturer of 12-200μm films for Embraer’s avionics. Developed anti-vibration adhesive systems for offshore rigs. Supplies 1.5m master rolls to Petrobras. 30%, production exported to Paraguay.
Pioneers graphene-enhanced films (0.05mm) for EV charging stations. Partners with CFE on smart grid projects. Features RFID-embedded quality tracking. Produces 600km/month under NOM-029-ENER-2017.
IRAM-certified since 2009. Supplies 35μm corona-resistant films to YPF’s refineries. Patented hydrolysis-resistant edges endure Paraná River humidity. Annual output: 320 tons across 5 industrial grades.
Produces 18-75μm laser-markable films for Schneider’s Medellín plant. Developed anti-arc coatings for coffee farm solar arrays. RETIE 2020 compliant. Exports 25%, to Central American markets.
Intel-certified supplier of 8-40μm ultra-thin films. Features ≤0.5μm thickness tolerance for medical device PCBs. Supplies 1.2m rolls to Baxter’s Free Zone facilities. UL 94 V-0 fire-rated options available.
Aerospace specialist manufacturing 300°C-rated films since 2016. Bombardier-approved supplier with NADCAP-certified production lines. Patented anti-static surface treatment prevents dust adhesion in desert operations.
Braskem’s polyimide films serve regional aerospace and automotive markets. Their Mercosur-certified materials offer cost-effective insulation for EV components and industrial motors.
Polynovo produces thin-film solutions for medical electronics and military hardware. Customizable adhesion and thickness make their films ideal for niche industrial applications.
Enflex’s polyimide films insulate mining equipment and renewable energy systems. Their materials withstand vibration and thermal stress in Andean high-altitude operations.
Capral’s materials division produces UV-resistant polyimide films for solar inverters. Their products protect insulation in Australia’s extreme heat and coastal humidity.
Polynova specializes in polyimide films for geothermal power plant sensors. Their high-purity films maintain insulation integrity in acidic, high-temperature environments up to 350°C.
Capral’s materials division produces UV-resistant polyimide films for solar inverters. Their products protect insulation in Australia’s extreme heat and coastal humidity.
Polyfoil’s saltwater-resistant films insulate marine electronics and offshore wind turbines. Their formulations are tested for durability in Pacific energy projects.
Quickstep’s aerospace-grade polyimide films insulate UAVs and defense systems. Their films meet NATO standards for thermal stability and electromagnetic shielding.
Teflon’s mining-grade polyimide films insulate high-voltage cables in gold and platinum mines. Their ISO 14001-certified products resist moisture and chemical exposure in deep underground operations.
AECI’s polyimide films protect electrical systems in African solar farms and wind turbines. Their UV-stable materials are tested for 20-year lifespans under intense sunlight and temperature fluctuations.
Aramco’s polyimide films protect electrical systems in desert energy projects. Their UV-resistant materials prevent degradation in solar farms and oil refineries.
Established in 2012, this thermal solutions specialist produces polyimide films (25-150μm) certified for EV motor insulation. Its Abu Dhabi lab offers customized dielectric testing, serving GCC transformer manufacturers. Recent innovations include anti-carbonization coatings for high-vibration industrial environments. UL-listed products comply with IEC 60641 standards.
Operating since 1996, this German-equipped facility manufactures 50μm gold-coated and corona-resistant films. Their F/H-grade insulating varnishes support Qatar's grid upgrades. The 800-ton/year production line supplies prefabricated coil wrapping systems, with 15%, recycled content in base materials.
Pioneering nano-alumina filled films (300°C rated) for H₂S-rich oilfield applications. Partnered with ADNOC to develop anti-static surface treatments, their Aramco-approved films prevent sulfur-induced insulation failures. Custom slit widths available for desert pipeline monitoring systems.
A 2018 Kolon joint venture producing translucent matte films via triple-layer co-extrusion. Critical in UAE satellite projects, their 40kV/mm dielectric films dominate East African solar inverter markets. Proprietary edge-sealing technology minimizes moisture ingress in humid climates.
IATF 16949-certified producer of oil-resistant 12.5μm base films for automotive sensors. Integrated FPC manufacturing enables just-in-time delivery to BMW/Mercedes suppliers. Monthly outputs reach 1.2M linear meters, with ≤2μm thickness tolerance across 1.5m master rolls.
Radiation-resistant films (GammaShield™ series) deployed in Barakah nuclear plant's control cabling. Their flame-retardant 0.1mm laminates withstand 200kGy irradiation. Custom RFID-tagged rolls simplify inventory management for EPC contractors.
Japanese-engineered vacuum metallization produces capacitor-grade films with reinforced edges. Supplying Turkish electronics giants, their 2.2m wide rolls enable 30%, faster winding speeds. ROHS-compliant aluminum/zinc coatings available.
Thermally conductive (1.2W/m·K) insulating films address LED driver overheating. ASTM D619-certified materials feature laser-cuttable designs, reducing assembly time by 40%, for Dubai's streetlight projects. Bulk orders include free thermal simulation reports.
Ultra-thin 7.5μm films engineered for Daikin's GCC compressor units. Proprietary refrigerant-resistant adhesive systems prevent R32 degradation. Partnership with UAQ University optimizes film brittleness in -40°C freezer applications.
Kapton® alternative with seawater-resistant formula protects Gulf submarine cable joints. DNV GL-certified films show <0.5%, hydrolysis after 5,000hr salt spray tests. Custom die-cut gaskets available for offshore transformer platforms.
Let’s be real: cutting through China’s vast manufacturing landscape to find polyimide film suppliers you can trust isn’t easy. As someone importing electrical insulation materials, you need partners who won’t cut corners. Here’s a no-BS guide to separating the pros from the posers.
First off, dig into their certifications, but don’t stop there. Anyone can flash an ISO 9001 certificate. Call out specifics: ask how often their UL or RoHS compliance is audited, and whether they’ve handled projects for clients in your industry. If they hesitate, red flag.
Demand real-world proof of expertise. A supplier claiming to serve aerospace giants? Ask for anonymized case studies or performance data for films under extreme temperatures (we’re talking 400°C+). No test reports? Walk away.
Here’s what most importers miss: talk to their engineers. Reliable manufacturers have technical staff who can explain how their film’s dielectric strength holds up in humid environments or high-voltage setups. If you’re handed off to a generic sales rep, chances are they’re middlemen, not makers.
Always, always test samples yourself. Order multiple batches and torture-test them—peel strength, chemical resistance, whatever matters for your application. Consistency is king.
Pro tip: Check if they use automated thickness gauging. Hand-measured films? Hard pass. Precision gear like laser micrometers = fewer defects.
Finally, trust your gut. If a factory dodges video calls or won’t share a live production walkthrough, something’s off. Stick with suppliers who treat you like a partner, not another order number.
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