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PEEK (Polyether Ether Ketone): High-Performance Engineering Plastic
Heat Resistance: Continuous use up to 240°C while maintaining mechanical stability under harsh conditions.
Chemical Resistance: Resistant to acids, bases, copper, solvents, and corrosive agents.
High Strength & Durability: Outstanding mechanical properties to withstand long-term wear and load.
Electrical Insulation: Excellent dielectric performance suitable for stable power environments.
240°C Continuous Heat Resistance Excellent Chemical Resistance High Strength / Wear Resistant Electrical Insulation
Application Industries
- Semiconductor
- Aerospace
- Medical
- Automotive Electronics
Material Selection Highlights
- PEEK / PEEK+GF Series: High heat resistance & strength → Semiconductor wet process components.
- PPS / PPS+GF Series: Chemical resistance & flame retardancy → Electrical and electronic parts.
- PVDF / PTFE / PFA: Corrosion & weather resistance → Chemical and anti-corrosion industries.
- PP / PP+GF: Lightweight & economical → General structural components.
- PVC: Good flame retardancy & easy processing → Building and cable materials.
- RENY: High strength & hardness → Metal replacement material.
PEEK Property Radar Chart
Chemical Resistance List
📋 PEEK Bolts Chemical Resistance Table (Click to Expand/Collapse)
✓ (Resistant) △ (Limited) × (Not Recommended) ? (No Data)
Bromide Solution
| Category |
Chemical |
Concentration |
20°C / 68°F |
60°C / 140°F |
100°C / 212°F |
|
Solvents and
Halogenated
Hydrocarbons
|
Acetone |
- |
✓ |
✓ |
✓ |
| Benzene |
- |
✓ |
✓ |
✓ |
| Carbon Tetrachloride |
- |
✓ |
✓ |
✓ |
| Chloroform |
- |
✓ |
✓ |
✓ |
| Dichlorobenzene |
- |
✓ |
✓ |
✓ |
| Ethanol |
- |
✓ |
✓ |
✓ |
| Methanol |
- |
✓ |
✓ |
✓ |
| Methyl Ethyl Ketone / MEK |
- |
✓ |
✓ |
✓ |
| Isopropyl Alcohol |
- |
✓ |
✓ |
✓ |
| Petroleum Ether |
- |
✓ |
✓ |
✓ |
| Styrene |
- |
✓ |
✓ |
✓ |
| Toluene |
- |
✓ |
✓ |
✓ |
| Trichloroethylene |
- |
✓ |
✓ |
✓ |
| Xylene |
- |
✓ |
✓ |
✓ |
| Acetonitrile |
- |
✓ |
✓ |
✓ |
|
Alkalis
and Salts
|
Ammonia Aqueous |
- |
✓ |
✓ |
✓ |
| Ammonium Hydroxide |
- |
✓ |
✓ |
✓ |
| Potassium Hydroxide |
50% |
✓ |
✓ |
△ |
| Sodium Hydroxide |
50% |
✓ |
✓ |
△ |
| Aluminum Chloride |
- |
✓ |
✓ |
✓ |
| Ammonium Chloride |
- |
✓ |
✓ |
✓ |
| Ammonium Carbonate |
- |
✓ |
✓ |
✓ |
| Calcium Chloride |
- |
✓ |
✓ |
✓ |
| Copper Salts |
Most |
✓ |
✓ |
✓ |
|
Potassium
Bromide Solution
|
- |
✓ |
✓ |
✓ |
| Sodium Chloride |
- |
✓ |
✓ |
✓ |
| Sodium Bisulphite |
- |
✓ |
✓ |
✓ |
| Sodium Hypochlorites |
(NaOCl) |
✓ |
△ |
× |
| Organic Acids |
Acetic Acid |
Glacial |
✓ |
✓ |
✓ |
| Acetic Acid |
Dilute |
✓ |
✓ |
✓ |
| Acetic Anhydride |
- |
△ |
× |
× |
| Benzoic Acid |
- |
✓ |
✓ |
✓ |
| Citric Acid |
- |
✓ |
✓ |
✓ |
| Formic Acid |
50% |
△ |
× |
× |
| Lactic Acid |
- |
✓ |
✓ |
✓ |
| Maleic Acid |
- |
✓ |
✓ |
✓ |
| Oleic Acid |
- |
✓ |
✓ |
✓ |
| Oxalic Acid |
- |
✓ |
✓ |
✓ |
| Tartaric Acid |
- |
✓ |
✓ |
✓ |
| Trichloroacetic Acid |
- |
△ |
× |
× |
| Inorganic Acids |
Hydrochloric Acid |
30% |
✓ |
✓ |
✓ |
| Nitric Acid |
20% |
△ |
× |
× |
| Nitric Acid |
70% |
× |
× |
× |
| Sulphuric Acid |
25% |
✓ |
△ |
× |
| Sulphuric Acid |
98% |
△ |
× |
× |
| Phosphoric Acid |
20% |
✓ |
✓ |
✓ |
| Sodium Hypochlorites |
(NaOCl) |
✓ |
△ |
× |
|
Other Organic
Compounds
|
Acetaldehyde |
- |
✓ |
✓ |
✓ |
| Acrylonitrile |
- |
✓ |
✓ |
✓ |
| Aniline |
- |
✓ |
✓ |
✓ |
| Bromine Water |
Saturated |
✓ |
✓ |
✓ |
| Carbon Disulphide |
- |
✓ |
✓ |
✓ |
| Ethylene Oxide |
- |
✓ |
✓ |
✓ |
| Formaldehyde |
- |
✓ |
✓ |
✓ |
| Glycerine |
- |
✓ |
✓ |
✓ |
| Hexamethylene Diamine |
- |
✓ |
✓ |
✓ |
| Hydrogen Peroxide |
30-90% |
✓ |
△ |
× |
| Sodium Hydrosulphite |
- |
✓ |
✓ |
✓ |
| Hydrogen Sulphide |
- |
✓ |
✓ |
✓ |
| Methyl Mercaptan |
- |
✓ |
✓ |
✓ |
| Phenol |
Dilute |
✓ |
✓ |
✓ |
| Phosphorus |
- |
✓ |
✓ |
✓ |
| Turpentine |
- |
✓ |
✓ |
✓ |
