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Thermoplastic Plastics Classification Table
Here’s the thermoplastic plastics classification table for the injection mold industry.
Thermoplastic Plastics Classification Table |
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Name |
Abbreviation |
Key Properties |
Typical Applications |
| Polyethylene | PE | Chemical resistance, flexibility (HDPE: rigid， LDPE: flexible) | Plastic bags, bottles, pipes, packaging films |
| Polypropylene | PP | Heat resistance (~120℃), lightweight, fatigue-resistant | Food containers, automotive parts, medical devices, textiles |
| Polyvinyl Chloride | PVC | Flame-retardant, weather-resistant (rigid/flexible with plasticizers) | Pipes, wire insulation, window frames, flooring |
| Polystyrene | PS | Transparent, brittle, expandable (EPS) | Disposable cutlery, CD cases, foam packaging |
| Polyethylene Terephthalate | PET | High clarity, impact-resistant, gas barrier | Beverage bottles, polyester fibers, films |
| Acrylonitrile Butadiene Styrene | ABS | High strength, impact-resistant, easy to process | Electronics housings, LEGO bricks, automotive components |
| Polyamide (Nylon) | PA | Wear-resistant, high mechanical strength, hygroscopic | Gears, sports equipment, synthetic fibers |
| Polycarbonate | PC | Transparent, impact-resistant (bulletproof level), heat-resistant | Eyeglass lenses, riot shields, baby bottles |
| Polymethyl Methacrylate | PMMA | Excellent light transmission (better than glass), UV-resistant | Advertising signs, car windows, contact lenses |
| Polytetrafluoroethylene | PTFE | High-temperature resistance (260℃), ultra-low friction (“non-stick coating”) | Non-stick cookware, seals, chemical linings |
| Polyoxymethylene | POM | High rigidity, self-lubricating, wear-resistant | Gears, bearings, zippers |
| Polyphenylene Sulfide | PPS | Heat-resistant (220℃), flame-retardant, chemically stable | Automotive electronics, aerospace parts |
| Polyether Ether Ketone | PEEK | High-temperature (250℃), high strength, biocompatible | Medical implants, aerospace components |
| Thermoplastic Polyurethane | TPU | Elastic, abrasion-resistant, oil-resistant | Shoe soles, phone cases, industrial hoses |
| Polylactic Acid | PLA | Biodegradable, derived from renewable resources (e.g., corn starch) | 3D printing filaments, disposable tableware, medical sutures |
Thermoplastic Plastics Detailed Classification & Brand Reference Table |
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Category |
Subtype/Modification |
Common Brands & Grades |
Density (g/cm³) |
Key Properties |
Typical Applications |
| Polyethylene (PE) | LDPE | ExxonMobil™ LDPE LL1002 | 0.91-0.93 | Flexible, transparent | Plastic bags, cling film |
| LLDPE | Dow Chemical Dowlex™ 2045G | 0.91-0.94 | High puncture resistance | Stretch film, agricultural film | |
| HDPE | LyondellBasell Hostalen™ GD4765 | 0.94-0.97 | Rigid, chemical-resistant | Milk bottles, water pipes | |
| UHMWPE | Celanese GUR® 4120 | 0.93-0.94 | Ultra-wear-resistant, impact-proof | Artificial joints, ballistic armor | |
| Polypropylene (PP) | Homopolymer (PP-H) | LyondellBasell Moplen® HP500N | 0.90-0.91 | Stiff, brittle | Disposable cutlery |
| Copolymer (PP-R) | Borealis™ RA140E | 0.90-0.91 | Low-temperature toughness | Food containers, medical packaging | |
| Glass-filled PP | BASF Ultradur® B4300G6 (30% GF) | 1.12-1.25 | High strength, heat-resistant | Automotive bumpers | |
| Polyamide (PA, Nylon) | PA6 | DuPont Zytel® 101L | 1.13 | Balanced strength/toughness | Textile fibers, gears |
| PA66 | BASF Ultramid® A3WG6 (30% GF) | 1.15-1.20 | High melting point, rigid | Engine covers, industrial parts | |
| PA12 | Arkema Rilsan® PA12 | 1.01-1.02 | Low water absorption | Fuel lines, 3D printing | |
| Polycarbonate (PC) | Standard PC | Covestro Makrolon® 2458 | 1.2 | Transparent, impact-resistant | Bulletproof shields, eyewear lenses |
| PC/ABS Blend | Samsung Starex® PC/ABS HR5007 | 1.10-1.20 | Easy processing, cost-effective | Automotive dashboards, electronics | |
| High-Performance Plastics | PPS (Polyphenylene Sulfide) | Solvay Ryton® R-4-200 | 1.35-1.40 | Heat-resistant (220°C), flame-retardant | Automotive sensors, chemical pumps |
| PEEK (Polyether Ether Ketone) | Victrex® 450G | 1.30-1.32 | High-temp (250°C), biocompatible | Aerospace fasteners, medical implants | |
| Bioplastics | PLA (Polylactic Acid) | NatureWorks® Ingeo™ 4032D | 1.24 | Compostable | 3D printing filaments, food packaging |
| PHA (Polyhydroxyalkanoate) | Danimer Scientific Nodax™ PHA | 1.20-1.25 | Marine/soil biodegradable | Disposable tableware, surgical sutures | |
| Functional Plastics | Conductive PP (PP + Carbon Fiber) | SABIC® PP Compound CRX-009 | 1.10-1.30 | Anti-static, EMI shielding | Electronics enclosures |
| Water-soluble PVA | Nippon Gohsei Gohsenol™ NL-05 | 1.25-1.35 | Cold-water soluble | Pharmaceutical packaging, embroidery backing | |
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