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· 24-hour after-sales response.
This product, through material-structure-process collaborative innovation, perfectly solves the problem of insufficient mechanical strength in traditional PTFE sheets while retaining excellent corrosion resistance. It has been successfully applied in over 120 chemical/electronic enterprises, with an average service life of 8-10 years.
Product Structure
Structure Layer
Material Composition
Thickness Ratio
Functional Characteristics
Working Surface Layer
Pure PTFE (with anti-stick additives)
20%
Provides superior corrosion resistance and non-stick surface
Reinforcement Layer
PTFE + 25% Glass Fiber
60%
Bears the main mechanical load
Backing Layer
PTFE + 40% Glass Fiber
20%
Improves rigidity and installation strength
Core Performance Parameters
| Performance Indicator | Test Value | Test Standard | Improvement vs. Pure PTFE |
| Tensile Strength (MPa) | Longitudinal 45 / Transverse 38 | ISO 527 | +300% |
| Flexural Modulus (GPa) | 3.2 | ISO 178 | +500% |
| Heat Deflection Temp. (°C) | 160 (1.82MPa) | ISO 75-1 | +40°C |
| Coefficient of Linear Expansion | 25x10⁻⁶/K | ASTM D696 | Reduced by 60% |
| Dielectric Strength (kV/mm) | 30 | IEC 60243 | -15% |
Specification Parameters
Parameter
Standard Specification
Customization Range
Machining Tolerance
Sheet Size
1000×2000mm
600×1200 to 2000×4000mm
±5mm
Thickness
3/5/10/15/20mm
1-50mm
±0.1mm (≤10mm)
Hole Diameter
Φ10-Φ200
Φ5-Φ500
±0.2mm
Hole Pitch
50/100/150mm
20-300mm
20-300mm
Innovative Process Technologies
(1) Gradient Reinforcement Technology
· Uses layered compression molding.
· Glass fiber content increases gradually from 20% on the working surface to 40% in the backing layer.
· Achieves performance optimization of "soft surface, rigid core".
(2) 3D Braiding Reinforcement
· Three-dimensional braided glass fiber skeleton.
· PTFE vacuum pressure impregnation.
· Anisotropy ratio reduced to 1.2:1.
(3) Surface Functionalization Treatment
· Plasma grafting modification.
· Controllable adjustment of surface energy (18-70 mN/m).
· Options include:
· Superhydrophobic (Contact angle >150°).
Typical Application Cases
Application Field
Usage Location
Working Condition Requirements
Solution
Chemical Industry
Electrolyzer Diaphragm Plate
90°C / 40% NaOH
5mm thick + Φ15mm hole array
Electronics
Electroplating Equipment Support
60°C mixed acid / Ra<0.4μm
Mirror polish + anti-static treatment
Environmental Protection
Scrubber Tower
120°C / Contains particle erosion
10mm thick + stainless steel edge cladding
Pharmaceutical
Drying Equipment Tray
FDA certified / Resists CIP cleaning
Medical grade PTFE + full welding
Machining Guide
Machining Method
Parameter Settings
Special Tools
CNC Milling
Speed 2000 rpm / Feed 0.1 mm/tooth
Diamond-coated tools
Drilling
Water-cooled / Speed 500 rpm (for Φ10mm)
Carbide step drill
Thermoforming
Staged heating: 200°C → 300°C → 365°C
Silicone rubber buffer mold
Welding
PFA welding rod / Hot air temp 400±10°C
Infrared temperature monitoring system
Technology Development Trends
1. Intelligent Sensing Type:
· Embedded fiber optic sensors monitor stress distribution.
· 5G real-time data transmission.
2. Self-Healing Type:
· Micro-encapsulated healing agents.
· Automatic crack healing rate >80%.
3. Superconducting Composite Type:
· Graphene-modified interface layer.
· Thermal conductivity increased to 5 W/m·K.
