Hebei Xinda Sealing Material Co., Ltd. focuses on providing comprehensive sealing and insulation solutions as a trusted PTFE material supplier in China. Over the years, we have built a strong reputation for delivering precision-engineered products that meet demanding industrial standards. Our expertise covers a wide range of applications, from mechanical sealing to chemical resistance, supported by an efficient R&D team and a complete quality control system. The product has passed inspections by national authoritative institutions, including the National Seal Quality Supervision and Inspection Center and the Hefei General Electromechanical Product Testing Institute, and is among the top 10 enterprises in the sealing industry in North China. Over the years, it has received various honors from national, provincial, and municipal authorities: "Technology-based SME" by the Hebei Provincial Department of Science and Technology; "Wound Gasket R&D Center" by the Langfang City Science and Technology Bureau; "Standardized Enterprise for Safe Production"; "Advanced Taxpaying Unit"; and "Credit Rating A Enterprise." It has passed ISO9001:2015 certifications for quality, occupational health, and environmental management systems and obtained the Special Equipment Manufacturing License of the People's Republic of China. As an experienced PTFE sheet manufacturer, we are committed to technological innovation and sustainable production practices that ensure long-term reliability and performance.

Why choose our products:

1. 1. Hebei Xinda Sealing Material Co., Ltd. is equipped with industry-leading large-scale PTFE production facilities, capable of manufacturing gaskets up to 4m in diameter for major industrial projects. Our company can produce PTFE roll with a maximum roll width of 4 m—one of the companies in the industry capable of producing the widest rolls. Additionally, our compression molding capability allows us to produce PTFE sheet with thicknesses up to 300 mm.
2. 2. Manufactured according to ASTM standards, our products have passed SGS, RoHS, and REACH quality certifications, and continue to obtain other certifications, such as FDA standards, and are subject to other third-party quality testing.

Our production base integrates molding, skiving, extrusion, and sintering processes, forming a complete China PTFE sheet factory system with independent workshops for standard and custom production. Equipped with automatic compression machines, high-precision calenders, and advanced inspection instruments, we can produce China PTFE sheet in various specifications with consistent thickness and smooth surface quality. In addition, as an China ptfe sheet factory、expanded PTFE manufacturer and gland packing suppliers, we possess specialized facilities for producing ePTFE sheets, tapes, packing and sealing gaskets used in harsh chemical and thermal environments. Xinda manufacturing facility is equipped with a complete set of in-house specialized equipment designed for each PTFE process step. This integrated setup enables us to seamlessly and efficiently perform raw material blending, preforming, paste extrusion, compression molding, skiving, and high-temperature sintering all under one roof:

1. 1. Extruder Machine: Converts pre-blended PTFE fine powder into continuous solid profiles. Capable of producing rods, tubes or other shapes.
2. 2. Compression Molding Press: By compressing PTFE powder or preforms under controlled pressure and temperature, blanks, sheets, blocks, and complex shape parts can be formed.
3. 3. Skiving Machine: Precision lathe-based skiving equipment that peels ultra-thin, uniform PTFE films and sheets.
4. 4. Sintering Furnace: Fully fuse and crystallize PTFE particles after extrusion or molding.
5. 5. CNC Machining Centers & CNC Lathes: Machining of sintered PTFE blanks, enabling the production of high-tolerance finished parts, intricate geometries, seals, valve seats, and custom components with superior accuracy and surface finish.

Xinda's factory covers an area of ​​23,000 sqm and has more than 120 employees, including production, quality inspection, sales, and administrative staff. At our manufacturing site, every detail—from material blending to final testing—is carefully managed under ISO quality control. We have professional workshops for raw material processing, blank processing, gasket and seal processing, as well as a product warehouse. Our facilities include a dedicated laboratory for product verification and performance testing. We are capable of producing PTFE components and finished PTFE products. Simultaneously, as a braided filler supplier, we offer professional production lines covering PTFE, graphite, and aramid packing, guaranteeing superior sealing reliability for pumps, valves, and flanges.

As both expanded ptfe manufacturer、ptfe material supplier and gland packing suppliers, we not only supply standard materials but also provide custom sealing solutions tailored to customer requirements. We have a complete service system from pre-sales to after-sales. Whether you require expanded PTFE components, PTFE sheet rolls, PTFE bar or precision-machined PTFE gaskets, and gland packing, Xinda ensures stable quality, as a ptfe sheet manufacturer, fast delivery, and reliable after-sales service.   More Products >> 

Expert Technical Support

Our experienced customer service is here to guide you in selecting the most suitable PTFE products for your application and promptly answer any technical questions.

Customized Solutions

We understand that every customer’s needs are unique. That’s why we offer fully customized PTFE products tailored precisely to your specific requirements and performance demands.

On-Time Delivery

We prioritize timely order fulfillment, optimizing production and logistics to ensure your products are delivered on schedule—every time.

Rigorous Quality Assurance

We implement strict quality control throughout the entire process. Every batch of PTFE products undergoes multiple precision inspections from raw material to finished goods, fully compliant with ISO 9001 and the highest international industry standards, guaranteeing 100% reliable and consistent performance.

Our goal is to be your long-term partner in advanced sealing technology — delivering materials that perform under pressure, every time.

Contact US:

Mobile Phone：+86 15222735180 / +86 13821173226   

WhatsApp: +86 15222735180 / +86 13821173226

E-mail: info@chn-rubber.com / sales@chn-rubber.com