|High Pressure Die Casting Mold
|H13, DIEVAR,SKD61, 8407, 8418, 1.2343,1.2344,1.2367,3Cr2W8V, 4Cr5MoSiV, W400, DAC55, DH-31, etc
|Single Cavity, Multiple Cavity or Unit Cavity
|Heat Treatment, Nitriding, Polishing etc.
|50,000 to 300,000 depend on products
|1. Automobile and motorcycle parts;
|2. Telecom Parts;
|3. Electrical appliance parts;
|4. Lights & lamps parts;
|5. Industrial hardware and Machine Sparepart;
|6. Household Appliance parts;
|7. Medical Instrument parts;
|According to customer’s request
|Around 20 years mold making experience, certificated with IS09001 & IATF 16949 and with skilled and professional workers. We are the expert at Strong engineering, exquisite workmanship, products of various materials high precision request and complex shapes;
|More than 30 countries export experience ensure our technical team are CZPT to offer tailor-made service with International standard towards to our customers;
|We are big company group investing a lot on hardware and software facilities. We have advanced and high precision equipment and machines as well as latest mold design software and mold flow analysis software;
|Work with many world class Japanese brands, sound & rigorous Japanese management and quality control system.Very high quality in the industry;
|Direct export to be sure cost-effective and competitive. For some mature molds,we are 20-30% cheaper than others;
|Three factories guarantee our plenty production capacity and our short lead time and quick response capability;
|Familiar with material industry, to use high quality materials to be sure long life time and excellent hot runner system and cooling system to increase production efficiency;
Mold & molding parts we made
Patents Awards Certificates
Global customers & Exhibition
As the professional tooling & Die making company group in China, Symbos has 3 manufacturing bases, 2 in ZheJiang and 1 in HangZhou. We can provide customers with products and services which not only meet their requirements in quality products but surpass their expectations each time. We pride ourselves in offering customers bespoke services at every stage.
Symbos provides professional mould, CZPT components, injection moulding and CNC machining for domestic as well as oversea companies. A certain number of products have been exported to Japan, Germany, USA, Canada, Italy, Spain, India, Thailand and other countries. We work with the world-class brands like Toyota, Nissan, Arcelik, Simens, BMW, Philips, AISIN, etc.
Symbos works with a diverse range of customers from a variety of industry sectors, included but not limited to: Automotive,, home appliances, electronics products, house-hold goods, consumer products and small precision parts. Based on innovation and investment in advanced equipment and economically attractive concepts, we are successful in not only high-end die casting die but als low cost plastic injection mold.
For die casting mold, 90% is automotive sector. For plastic injection mold, we are strong on electronics products, home appliances (MDA& SDA), house-hold goods, insert molding, over molding and precision parts like caps and connector. We provide plastic injection mold as well as plastic molding parts.
Punctuality and know-how, dedication and skilled people are the solid basis for our many years of successful operation.
Innovation and investment in advanced equipment and new applications are the driving forces for the common success.
We expect to work with your esteemed company to realize mutual growth!
Packaging & Shipping
Q1. Do you provide OEM Service?
A: Yes, we provide OEM Service.
Q2. What do I need to provide if I want to customize products and get a offer?
A: Pls send 2D or 3D drawing(.step/.stp/.igs/.dwg is prefer) or samples and detailed requirement.
Q3. What’s the process of Customized product?
A:1. Mold design from product drawings or samples. 2. Confirm the drawings with customer. 3. Make mold. 4. T1 test and send samples to customer for adjustment. 5. Adjust mold and retest and send samples to customer for approval. 7. Receive confirmation from customer. 8.Send out mold or arrange series production.
Q4: What if I got some defective mold/products?
A: We will take full responsibility for our defaulty. We will implement the fastest remedy to rework or to reproduce on our account. As for parts, will exchange good products or refund you immediately. If you have any questions, please feel free to contact us.
The Benefits of Spline Couplings for Disc Brake Mounting Interfaces
Spline couplings are commonly used for securing disc brake mounting interfaces. Spline couplings are often used in high-performance vehicles, aeronautics, and many other applications. However, the mechanical benefits of splines are not immediately obvious. Listed below are the benefits of spline couplings. We’ll discuss what these advantages mean for you. Read on to discover how these couplings work.
Disc brake mounting interfaces are splined
There are 2 common disc brake mounting interfaces – splined and six-bolt. Splined rotors fit on splined hubs; six-bolt rotors will need an adapter to fit on six-bolt hubs. The six-bolt method is easier to maintain and may be preferred by many cyclists. If you’re thinking of installing a disc brake system, it is important to know how to choose the right splined and center lock interfaces.
The splines used for spline coupling in aircraft are highly complex. While some previous researches have addressed the design of splines, few publications have tackled the problem of misaligned spline coupling. Nevertheless, the accurate results we obtained were obtained using dedicated simulation tools, which are not commercially available. Nevertheless, such tools can provide a useful reference for our approach. It would be beneficial if designers could use simple tools for evaluating contact pressure peaks. Our analytical approach makes it possible to find answers to such questions.
The design of a spline coupling for aerospace applications must be accurate to minimize weight and prevent failure mechanisms. In addition to weight reduction, it is necessary to minimize fretting fatigue. The pressure distribution on the spline coupling teeth is a significant factor in determining its fretting fatigue. Therefore, we use analytical and experimental methods to examine the contact pressure distribution in the axial direction of spline couplings.
The teeth of a spline coupling can be categorized by the type of engagement they provide. This study investigates the position of resultant contact forces in the teeth of a spline coupling when applied to pitch diameter. Using FEM models, numerical results are generated for nominal and parallel offset misalignments. The axial tooth profile determines the behavior of the coupling component and its ability to resist wear. Angular misalignment is also a concern, causing misalignment.
In order to assess wear damage of a spline coupling, we must take into consideration the impact of fretting on the components. This wear is caused by relative motion between the teeth that engage them. The misalignment may be caused by vibrations, cyclical tooth deflection, or angular misalignment. The result of this analysis may help designers improve their spline coupling designs and develop improved performance.
CZPT polyimide, an abrasion-resistant polymer, is a popular choice for high-temperature spline couplings. This material reduces friction and wear, provides a low friction surface, and has a low wear rate. Furthermore, it offers up to 50 times the life of metal on metal spline connections. For these reasons, it is important to choose the right material for your spline coupling.
A spline coupler is a device used to connect splined shafts. A typical spline coupler resembles a short pipe with splines on either end. There are 2 basic types of spline coupling: single and dual spline. One type attaches to a drive shaft, while the other attaches to the gearbox. While spline couplings are typically used in racing, they’re also used for performance problems.
The key challenge in spline couplings is to determine the optimal dimension of spline joints. This is difficult because no commercial codes allow the simulation of misaligned joints, which can destroy components. This article presents analytical approaches to estimating contact pressures in spline connections. The results are comparable with numerical approaches but require special codes to accurately model the coupling operation. This research highlights several important issues and aims to make the application of spline couplings in high-performance vehicles easier.
The stiffness of spline assemblies can be calculated using tooth-like structures. Such splines can be incorporated into the spline joint to produce global stiffness for torsional vibration analysis. Bearing reactions are calculated for a certain level of misalignment. This information can be used to design bearing dimensions and correct misalignment. There are 3 types of spline couplings.
Major diameter fit splines are made with tightly controlled outside diameters. This close fit provides concentricity transfer from the male to the female spline. The teeth of the male spline usually have chamfered tips and clearance with fillet radii. These splines are often manufactured from billet steel or aluminum. These materials are renowned for their strength and uniform grain created by the forging process. ANSI and DIN design manuals define classes of fit.
Disc brake mounting interfaces
A spline coupling for disc brake mounting interfaces is a type of hub-to-brake-disc mount. It is a highly durable coupling mechanism that reduces heat transfer from the disc to the axle hub. The mounting arrangement also isolates the axle hub from direct contact with the disc. It is also designed to minimize the amount of vehicle downtime and maintenance required to maintain proper alignment.
Disc brakes typically have substantial metal-to-metal contact with axle hub splines. The discs are held in place on the hub by intermediate inserts. This metal-to-metal contact also aids in the transfer of brake heat from the brake disc to the axle hub. Spline coupling for disc brake mounting interfaces comprises a mounting ring that is either a threaded or non-threaded spline.
During drag brake experiments, perforated friction blocks filled with various additive materials are introduced. The materials included include Cu-based powder metallurgy material, a composite material, and a Mn-Cu damping alloy. The filling material affects the braking interface’s wear behavior and friction-induced vibration characteristics. Different filling materials produce different types of wear debris and have different wear evolutions. They also differ in their surface morphology.
Disc brake couplings are usually made of 2 different types. The plain and HD versions are interchangeable. The plain version is the simplest to install, while the HD version has multiple components. The two-piece couplings are often installed at the same time, but with different mounting interfaces. You should make sure to purchase the appropriate coupling for your vehicle. These interfaces are a vital component of your vehicle and must be installed correctly for proper operation.
Disc brakes use disc-to-hub elements that help locate the forces and displace them to the rim. These elements are typically made of stainless steel, which increases the cost of manufacturing the disc brake mounting interface. Despite their benefits, however, the high braking force loads they endure are hard on the materials. Moreover, excessive heat transferred to the intermediate elements can adversely affect the fatigue life and long-term strength of the brake system.