Products Description
Anyone managing chemical plants or high-temperature pipeline systems knows how troublesome inferior connecting parts can be. Steel flanges corrode rapidly in acidic environments; PVC variants deform easily under persistent heat, triggering pipeline leaks that halt entire production workflows. For this reason, most plant maintenance teams turn to our PTFE Pipe Flange Fitting to solve tricky connection issues in harsh working conditions.
Every flange we produce is CNC machined from whole solid PTFE blanks, rather than compressed recycled powder. Our operators manually calibrate bolt hole spacing and polish the sealing plane one by one during processing. Once fastened onto pipe ends, the joint stays tightly sealed even when corrosive fluids flow continuously for months. It pairs perfectly with valves, storage tanks and standard pipe accessories from mainstream brands, requiring no extra grinding or trimming work during field setup.
Common Application Scenarios
Our clients mainly apply these flanges in fine chemical workshops, pharmaceutical production lines, corrosive wastewater treatment stations, high-temperature circulation equipment, as well as food processing piping systems. Thanks to the chemical inertness of PTFE, the material never reacts with transported media, which satisfies both food hygiene requirements and safety regulations for hazardous chemical conveyance.
Core Advantages
It boasts outstanding universal corrosion resistance, never suffering rust, erosion or chemical deterioration
Stable performance across a huge temperature range, adaptable to both ultra-low and high-temperature environments
The ultra-smooth inner surface prevents residue buildup and pipe scaling, greatly lowering regular maintenance frequency
No brittleness, aging or permanent deformation over long-term use, with service life far exceeding metal and ordinary plastic flanges.
Main Technical Parameters
| Material | 100% pure virgin PTFE (Teflon), free of recycled additives |
| Working | Temperature: -200℃ ~ 260℃ |
| Pressure Grade | PN10 / PN16 optional |
| Supported Standards | ANSI 150#, DIN, JIS 10K |
| Structure | DN25 to DN600 |
| Available Sizes | Solid plate flange; hole layout adjustable per customer needs |
Product Display
Our Product VS Other Manufacturers
Most mass-produced manufacturers cut corners on raw materials and craftsmanship to reduce costs, and the practical gap is quite noticeable:
| Comparison Items | Our PTFE Pipe Flange Fitting | Other Ordinary Suppliers |
| Raw Materials | Pure virgin PTFE resin, stable structure resistant to thermal deformation | Recycled PTFE blended with fillers, soft and prone to warping with temperature changes |
| Machining Accuracy | Fine CNC processing + manual flatness inspection, flawless sealing surface | Rough stamping cutting, uneven surfaces cause slow leakage post-installation |
| Custom Service | Accept non-standard size and hole pattern customization per engineering drawings | Only fixed standard sizes in stock, no bespoke processing support |
| Quality Inspection | Batch sampling tests for temperature resistance and compression performance before delivery | No standardized inspection, dimensional defects often occur in delivered goods |
Our company is a professional company specializing in the production of water supply and drainage equipment.
and pipeline accessories. we have been producing since 1996 , reasonable price ,high quality and considerate service.
main products:Rubber Expansion Joints, Flexible Hose, Metallic Expansion Bellows,Dismantling Joints,Valves.
We have a young and energetic team. The team members are highly educated and qualified. They know how to
operate and manage; they understand how to be a harmonious unit and adept in self-improvement. We strive to
build a team which is based on "people oriented.work in earnest" We provide a coordinated-process service for
our clients during the whole purchase process.
As an experienced manufacturer of stainless steel flexible hose assemblies, we offer custom hose lengths, various pressure ratings, multiple stainless steel grades (SS304, SS316, SS321), BSP/NPT thread options, and OEM branding services to meet different industrial requirements worldwide.
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