Chemically Inert PTFE Packing for Corrosive, Food-Grade & High-Purity Sealing
Premium PTFE (polytetrafluoroethylene) gland packing manufactured from 100% pure expanded PTFE yarn, with optional graphite or silicone lubricant treatment. Engineered for universal chemical resistance, exceptional low friction, and wide temperature stability. Ideal for chemical processing, pharmaceutical, food and beverage, and high-purity applications where contamination must be avoided. Available in multiple braiding styles, sizes, and die-formed ring configurations for global OEM and MRO supply.
Recommended Products
PTFE Packing Types & Configurations
-
PTFE packingBlack PTFE Graphite Gland Packing
-
PTFE packing
Pure PTFE Gland Packing With Oil
-
PTFE packing
White PTFE Packing With Aramid Corners
PTFE Packing Technical Specifications
Manufactured from 100% pure expanded PTFE yarn with optional graphite or silicone lubricant treatment — delivering universal chemical resistance, exceptional low friction, and wide temperature stability for the most demanding sealing applications.
📋 Product Parameters
| Material | 100% Pure Expanded PTFE (Polytetrafluoroethylene) Yarn |
| Fiber Content | ≥99% PTFE (with optional Graphite or Silicone coating) |
| Cross-Section Size | 3mm – 50mm (Square / Round / Rectangular Customized) |
| Braiding Style | Square Braid / Round Braid / Lattice Braid / Interlock Braid |
| Lubricant Treatment | Graphite, Silicone Oil, PTFE Dispersion, or Dry Finish |
| Packaging | Coil (5kg / 10kg / 25kg) or Die-Formed Rings |
🔬 Performance Characteristics
| Temperature Resistance | -200°C to +260°C (continuous operation) |
| Pressure Resistance | Rotating: up to 15 bar (1.5 MPa) Valve stems: up to 200 bar (20 MPa) |
| pH Range | 0 – 14 (universal chemical resistance) |
| Shaft Speed | Up to 10 m/s (dry) / up to 15 m/s (wet, lubricated) |
| Density | 1.3 – 1.6 g/cm³ (depending on braiding and treatment) |
| Applications | Chemical pumps, food-grade equipment, pharmaceutical mixers, high-purity systems |
💡 Custom PTFE Sealing Solutions
We provide customized PTFE packing solutions including special cross-sections, braiding styles, lubricant coatings, and die-formed rings. Send your equipment specifications, shaft dimensions, or technical drawings for professional evaluation and tailored recommendations. Our engineers will help you select the optimal configuration for maximum sealing life in corrosive and high-purity environments.
Why Choose Our PTFE Packing
Reliable high-performance sealing solutions designed for corrosive, high-purity, and food-grade applications. We don't just manufacture — we engineer sealing solutions that meet the rigorous standards of global industrial buyers.
Universal Chemical Resistance
PTFE is virtually inert to all chemicals across the full pH range (0-14), including strong acids, alkalis, solvents, and oxidizing agents. Ideal for aggressive chemical processing and high-purity applications.
FDA Compliant & Food-Grade
Pure PTFE packing meets FDA requirements for food contact and is suitable for pharmaceutical, food and beverage, and sanitary applications where contamination must be strictly avoided.
Exceptionally Low Friction
PTFE has one of the lowest coefficients of friction of any solid material, reducing shaft wear, heat generation, and power consumption in dynamic applications.
Precision Braiding & Ring Forming
Consistent cross-sectional dimensions, uniform density, and die-formed rings ensure easy installation and reliable sealing performance in valves, pumps, and mixers.
Application-Specific Engineering
We analyze your equipment parameters — shaft speed, pressure, temperature, and media — to recommend the optimal braiding style, size, and lubricant treatment for your specific needs.
OEM & Global Export Supply
Flexible production capability for distributors, pump and valve manufacturers, and industrial maintenance projects worldwide. Professional export packaging and documentation.
PTFE Packing Applications
Our PTFE packing products are widely used in corrosive, high-purity, and food-grade environments across global industrial sectors. We provide tailored solutions for each specific operating condition.
Chemical Processing
Acid, alkali, and solvent transfer pumps, valve stem sealing, and agitator shafts in chemical plants and refineries.
Pharmaceutical Manufacturing
Reactor sealing, centrifuge packing, and high-purity process equipment in pharmaceutical production facilities.
Food & Beverage Processing
FDA-compliant sealing for food pumps, mixers, and processing equipment in beverage, dairy, and food manufacturing plants.
Marine & Offshore
Seawater pump packing, cargo handling equipment, and chemical transfer systems on ships and offshore platforms.
Petrochemical & Refining
Corrosion-resistant packing for hydrocarbon transfer, chemical injection pumps, and high-temperature valve stems.
Water & Wastewater Treatment
Chemical dosing pump sealing, chlorine injection systems, and corrosive chemical feed equipment in treatment plants.
Laboratory & High-Purity Systems
Sealing for laboratory pumps, analytical instruments, and ultra-pure water systems where contamination must be strictly controlled.
OEM Equipment Manufacturing
Custom PTFE packing supplied to pump, valve, and industrial equipment manufacturers as original equipment components.
Why Choose Hongwo Sealing Solutions
A trusted manufacturing and engineering partner serving global industrial buyers with high-performance PTFE packing solutions. We combine direct factory pricing, technical expertise, and reliable export logistics.
- ✓ Direct Factory Manufacturing — Own production capability ensures stable quality, competitive pricing, and reliable supply for PTFE packing products.
- ✓ Application Engineering Support — Our technical team evaluates your equipment parameters and recommends the optimal braiding style, lubricant, and configuration for maximum sealing life.
- ✓ Advanced Processing Capability — Support custom braiding styles, lubricant coating, die-formed rings, and precision cutting to specification.
- ✓ OEM Custom Solutions — Manufacture gland packing according to customer drawings, dimensions, and specific technical requirements for pumps, valves, and OEM equipment.
- ✓ Strict Quality Inspection — Inspection of PTFE purity, braiding density, cross-sectional dimensions, lubricant uniformity, and surface quality on every batch.
- ✓ Global Export Experience — Professional export packaging, documentation, and international logistics support for customers in over 50 countries.
Quality Control & Manufacturing Standards
Every PTFE packing product is manufactured and inspected according to strict ISO 9001 quality management procedures, ensuring consistent performance and reliability for global industrial buyers.
ISO 9001:2015
Certified Quality Management
Material Testing
PTFE Purity & Tensile Strength
Dimension Control
Precision Cross-Section & ID/OD
Export Packaging
Safe International Delivery
Frequently Asked Questions
Common questions from international buyers about PTFE packing selection, customization, and global supply.
Get Your PTFE Packing Quote Today
Tell us your equipment specifications and sealing requirements. Our engineers will provide a tailored PTFE packing solution with competitive factory-direct pricing.
- Factory direct quotation
- Application-specific recommendations
- Custom size & ring options
- FDA compliant materials
- Worldwide export service
Request Your Quote
We'll get back to you within 3 hours.
🔒 Your information is secure. We never share your data with third parties.