All articles from hqt

Tool Steel H13 (AISI H13, DIN 1.2344, JIS SKD61) is the world's most widely used hot-work tool steel, specifically engineered for tooling that operates under extreme thermal cycling conditions. Its ...

Tool Steel P20 (AISI P20, also known as 1.2311 or 1.2312 in European standards) is a pre-hardened plastic mold steel that revolutionized injection mold manufacturing when it was introduced. Supplied ...

TPU (Thermoplastic Polyurethane) is a versatile elastomeric thermoplastic that spans the performance gap between rigid engineering plastics and soft rubbers. Its defining characteristic is an exceptionally wide hardness range — ...

PTFE (Polytetrafluoroethylene), commonly known by the DuPont trade name Teflon®, is a fully fluorinated polymer renowned for its extraordinarily low coefficient of friction (0.05–0.10), outstanding chemical inertness, and exceptional dielectric ...

POM (Polyoxymethylene), widely known by the DuPont brand name Delrin® and generically as Acetal, is a highly crystalline engineering thermoplastic celebrated for its exceptional dimensional stability, high stiffness, and excellent ...

Polypropylene (PP) is the second most widely produced plastic in the world and one of the most versatile engineering materials available. Its exceptional chemical resistance, low density (the lightest commodity ...

Polycarbonate (PC) is an amorphous engineering thermoplastic renowned for its exceptional impact strength — up to 250 times greater than glass — combined with excellent optical clarity and high thermal ...

PMMA (Polymethyl Methacrylate), universally known as Acrylic or by the brand names Plexiglas®and Perspex®, is an amorphous transparent thermoplastic that offers optical clarity rivaling glass at roughly half the weight. ...

PET (Polyethylene Terephthalate) is a semi-crystalline thermoplastic polyester widely recognized for its excellent mechanical strength, dimensional stability, and FDA-compliant food-contact safety. As the dominant material for beverage bottles and food ...

PEEK (Polyether Ether Ketone) is the crown jewel of high-performance engineering plastics — a semi-crystalline, thermally stable thermoplastic capable of operating continuously at 250°C and briefly at temperatures exceeding 300°C. ...

PBT (Polybutylene Terephthalate) is a semi-crystalline engineering thermoplastic in the polyester family, prized for its excellent electrical insulation properties, fast crystallization rate, and strong resistance to automotive fluids and chemicals. ...

Nylon PA66 (Polyamide 66), produced from the polycondensation of hexamethylenediamine and adipic acid, is the most widely used engineering polyamide and the benchmark against which other nylons are measured. With ...

Nylon PA6 (Polyamide 6), also known as polycaprolactam, is a semi-crystalline engineering thermoplastic widely recognized for its outstanding mechanical performance. Developed from the ring-opening polymerization of caprolactam, PA6 offers an ...

HDPE (High-Density Polyethylene) is one of the most cost-effective and versatile thermoplastics available, combining excellent chemical resistance, outstanding impact strength even at low temperatures, and a very low moisture absorption ...

ABS (Acrylonitrile Butadiene Styrene) is one of the most widely used engineering thermoplastics, combining the strength and rigidity of acrylonitrile and styrene with the toughness of polybutadiene rubber. Its excellent ...

Brass C2680, commonly known as cartridge brass or H70 in Chinese standards, is a 70/30 copper-zinc alloy celebrated for its excellent balance of ductility, strength, and formability. With approximately 70% ...

Copper C110, designated as T2 in Chinese standards and also known as Electrolytic Tough Pitch (ETP) copper, is 99.9% minimum purity copper with exceptional electrical and thermal conductivity. It stands ...

Brass C3604, also known as free-cutting brass or HPb59-1 in Chinese standards, is a leaded brass alloy renowned for its exceptional machinability. With approximately 59% copper and 1.5–2.5% lead content, ...