Automatic CNC spring coiling machine,CNC spring grinding machinecontinuous tempering furnace, automatic shot blasting machine automaticelectrophoresis equipment and other professional machines make producefast and efficient.
From the confirmation of drawings to the production of molding and then tothe finished product processing requires 13 self-inspection procedures,which needed the the quality inspectors of the technological link and patrolinspectors to ensure the quality of each link.
We strictly follow the scheduled production lead time and arrangethe goods within the delivery time.After-sales guarantee serviceWe have a perfect after-sales service system, if there is any qualityproblems regarding the product, pls feel free to contact us.
Dongguan Humen Terui Hardware Technology Co., Ltd. specializes in the production of various metal springs.
Our products include die springs, compression springs, extension springs, torsion springs, disc springs, gas springs, leaf springs and some die accessories.
The factory is located in the famous Humen Town, with a complete advanced production and testing line:
1 heat treatment line, 8 automatic spring coiling machines, 4 automatic CNC end spring grinders, 1 shot blasting machine, 1 large dust-free electrophoresis equipment, multiple CNC punching machines, 1 Rockwell hardness tester, pressure and tension test 3 machines and 2 fatigue testing machines.
The production department has 8 well-known domestic senior engineers and 62 skilled workers. The materials used are SWOSC-V, 55CrSi, 50CrVa, 60Si2Mn,
Ejector pins are essential for improving the efficiency of injection-molding processes. These pins help to reduce cycle times by facilitating the ejection from the cavity of the mold. They also increase production rates. Ejector pins are strategically placed to ensure proper part removal, without compromising structural integrity of the molded component. They enable rapid and reliable ejection and faster opening and closing of the mold, improving overall productivity.
Injection molding applications can require different ejector pin designs to meet their ejection needs. Ejector pins are available in a variety of sizes, lengths and tip shapes, to accommodate different mold designs and parts geometries. Ejector pins with a stepped or beveled edge are ideal for undercut features. Round or flat ejectors pins can also work for standard geometries. The most suitable ejector-pin configuration can be selected by manufacturers to optimize their injection molding process, ensure proper ejection and minimize damage.
The ejector pin is a vital component for the injection molding process. It allows for precise and consistent ejection of parts. These pins have been designed to precisely fit into the corresponding ejector slots in the mold. This ensures accurate alignment, and minimizes the risk of deformation. Ejector pins are manufactured with high precision and have tight tolerances. They deliver consistent ejection forces and prevent issues like incomplete ejection and part sticking. The precision and consistency of part ejection is important for the quality and accuracy of the molded parts.
Ejector pins undergo significant wear and mechanical stress during the injection molding process. Ejector pins must be made of hardened steel, or another durable material to withstand the demands. The selection of materials and heat treatment methods ensures optimal strength and resistance to wear. The ejector pins can withstand the repeated impacts and friction created during the ejection, preserving their effectiveness and extending their service life. Ejector pins are robust and ensure long-term reliability in injection molding operations.
Ejector pins are typically made of hardened steel for durability and resistance to wear.
Ejector pins come in various sizes and lengths to accommodate different mold and part requirements.
Ejector pins can have a tapered, beveled, or round tip configuration to suit specific ejection needs.
Some ejector pins may have coatings like nitride or DLC (diamond-like carbon) for improved surface hardness and reduced friction.
The design and placement of ejector pins depend on factors like part geometry, mold design, and ejection force requirements. Consult mold design guidelines or seek expert advice for optimal pin configuration.