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Precision Metal

Company advantages

Our certificate

It has more than 40 trademark patent certificates and more than 20 QC certificates, such as ISO 9001, CE, SGS.

Advanced equipment

The factory has 6 ultra-high-precision machines for drilling and grooving products, and has 4 high-precision surface grinders and other high-end ultra-precision equipment.

Professional team

We have the technology and industry expertise to develop solutions that connect people and businesses across a variety of mobile devices.

Rich experience

Founded in 1998, it is mainly engaged in the processing and casting of precision mechanical metal parts and has 20 years of experience in the manufacturing industry.

What is Precision Metal

Precision metal refers to metal parts that are extremely precise and meet strict specifications. Many metal parts used in high-tech products—whether they are exterior parts or internal parts—require micron-level accuracy. In addition, technological life products in modern society must meet both functional and aesthetic standards, and the demand for precision metals is therefore increasing.

Cast Iron Surface Plate
Precision cast iron surface plate is a type of measuring tool that is widely used in industries such as manufacturing, engineering, and inspection. It is a flat, heavy plate made of cast iron with...
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Benefits of Precision Metal

Good rigidity
Cast iron has good mechanical properties, high material rigidity, and strong pressure resistance. Precision metal are cast mechanical processing and heat treatment processes can ensure surface accuracy and flatness, and have high rigidity. Therefore,precision metal are widely used for high-precision machining and measurement of flat surfaces.

Good deformation resistance performance
The thermal expansion coefficient of precision metal is small and their deformation ability is weak. Not easily deformed during use, while others the flat plate of the material exhibits deformation. In addition, during measurement, precision metal are less susceptible to temperature differences and humidity degree influence.

High surface accuracy
Precision metal have high surface accuracy and parallelism, typically reaching around 0.002mm. Its surface high smoothness, less prone to scratches and oxidation. These characteristics enable precision metal to be accurately measured and surface enhanced widely used in work.

Long service life
Precision metal have high surface hardness, are not easily worn, and have a long service life. In addition, precision metal are used during the process the medium is not easily deformed, ensuring its accuracy and service life.

Strong adaptability
The size of precision metal can be customized, with strong adaptability, and can be used for measurement in different fields and with different precision requirements and processing. Meanwhile, the use and maintenance of Precision Metal are relatively simple, convenient, and fast.

Application of Precision Metal

Car

The automotive industry requires millions of complex parts every year, designed for everything from electrical systems to vehicle frames. One particularly common application for precision metals is terminals and electrical connectors, which are typically two-part socket and tab designs that require extreme durability. Other common automotive applications include wire forms, brackets and hangers.

Aerospace

Components manufactured for the aerospace industry must meet strict standards because the safety of the public and employees depends on every component being durable, error-free, and crafted to incredibly precise tolerances. The aerospace industry often utilizes precision metals to manufacture parts such as brackets, bushings, shields, clamps, and more.

Medical
Medical devices are essential for diagnosing, treating and preventing disease. Components for these applications must be made of materials that are easily sterilizable and must be free of contaminants or defects. Precision metals are ideal for medical applications including temperature probes, surgical equipment, prosthetics and more.

Electronics

Complex precision components help deliver energy safely to consumers. Common applications in the electronics industry include sockets, circuit breakers and fuse boxes.

Electrical appliances

High-quality metal components are critical to the proper long-term operation of complex electrical systems. These include everyday household appliances such as stoves, ovens and dishwashers, as well as items such as irrigation systems and HVAC units.

Renewable Energy

The renewable energy industry is growing very fast and requires specialized components to keep up with the demand. Applications for precision metals include solar panel wiring, aluminum frames, and inverter and controller housings.

3 Things That Make Precision Metals Precise

Dimensions Of Precision Metals
For our customers, dimensions are the primary focus when it comes to precision metals. In fact at Metal Cutting, where our very tight cutting tolerances can result in high Cpk/Ppk values, our methods deliver a level of dimensional precision that may actually be greater than what a customer needs.In general, precise dimensions and cost are highly correlated, in that greater precision comes with a higher price tag. That is because attaining precise dimensions usually requires machinery that itself has the tightest tolerances, being made from components of the tightest tolerances.

Composition Of Precision Metals
There are a lot of engineered metals and alloys whose composition makes them “precise.” One famous example is nickel titanium alloy. First popularly used back in the day to make eyeglass frames, NiTi (or Nitinol) is what provided the frames with shape memory and super elasticity-enabling the rugged frames to withstand being bent and to pop back into shape.Today, NiTi is used widely for tubing in the medical device industry. (You can learn more about NiTi and other medical device tubing materials in our free white paper.) Another example is tungsten element, which requires a precise composition in order to achieve its desired and very specific performance goals.

Performance Of Precision Metals
Performance may be closely related to a metal's composition. For instance, a new metal may be invented or an alloy specially engineered to deliver a particular performance. A good example is NiTi, the poster child for shape memory, super-elastic alloys.An application requiring the high melting point performance of tungsten-such as, famously, the incandescent bulb-requires the purest tungsten element. Otherwise, the material would not perform correctly and would fail prematurely.The performance of metals may also be affected by the production process. For example, the process of forming a metal into the required shape, such as wire, changes the hardness of the material.

How to Choose Precision Metal

Skills and Capabilities

Along with a potential fabrication partner's equipment, you should learn more about their workforce, the quality of the materials they utilize, and what kind of output they could provide for your project.Do you require cutting the metal into smaller parts to be used in small machines that require high precision and repeatability? In such cases, working with a metal fabricator with a strong experience in laser cutting or CNC cutters is ideal.

Expertise and Track Record

A partner with years of experience and proven competence in serving your industry is more reliable in providing products that meet the complexity and details you need. Moreover, many custom fabricators are backed by years of beyond-satisfactory client reviews and recommendations.Many industries-including electrical, automotive, medical, woodworking, printing, packaging, HVAC, etc.-employ laser cutting to streamline processes, applications, and production. For example, perforated, seamed, etched, engraved and welded metal parts and components would be best produced through laser cutter systems compared to any other metal fabrication process.

Work Quality and Portfolios

Your project shouldn't have to compromise on quality standards regardless of how big or little it is. Thus, it is vital to find a fabricator who adheres to the certification criteria for your sector, tracks their performance, and consistently provides high-quality performance.When discussing your project with a metal fabrication team, work with someone who pays attention to your needs and objectives. Their level of dedication immediately affects the general quality of your finished products.

How to Use Precision Metal?

Dimensional Inspection

Surface plates act as the reference plane for measuring the dimensions of machined or fabricated parts.Height gauges and Depth Gauges are commonly used instruments for this purpose.

Checking Geometric Tolerances

Engineers use surface plates in conjunction with precision gauges to verify geometric tolerances like flatness, straightness, and parallelism.

Layout and Assembly

Precision Metal aid in the accurate assembly and alignment of components, ensuring precise fits and clearances.

Calibration of Measuring Instruments

Precision measuring instruments, including micrometers and dial indicators, are calibrated against known standards on the surface plate.

How to Maintain Precision Metal

Correct cleaning methods

The correct cleaning method for precision metal is the foundation of maintenance. In daily use, it is not enough to simply focusing on the speed of cleaning while neglecting the method of cleaning. The cleaning of metal products should be avoided as much as possible avoid scratching metal surfaces, for example, do not use scraping tools such as brushes or iron pot brushes choose a soft bristled brush or sponge for cleaning.

Correct usage method

The correct usage method is also an important aspect to pay attention to when maintaining precision metal. Metal products all have a certain service life, if we overuse, overstretch, or bend the metal products will affect their service life. For example, steel wire balls should not be used excessively, otherwise it is easy to destroy the coating of the pot.

Regular inspection and maintenance

Finally, it is important to develop a good habit of regularly inspecting and maintaining metal products. For some classics commonly used metal products should be checked for their usage status regularly and promptly identify and resolve issues. For example, electrical plugs, door locks, toilets, etc. Need to be cleaned regularly wash and inspect to ensure its normal operation.

Avoid precision metal rust

In daily use, the staggered use of different types of precision metal can easily lead to metal contamination the situation of mutual oxidation between them. Therefore, it is important to store and classify different types of gold correctly Belonging to products is also the key to maintaining Precision Metal. For example, different varieties of silverware should not They should be stacked and stored separately.

Our Factory

UNPARALLELED started in 1998, and UNPARALLELED is mainly engaged in the processing and casting of precision machinery metal parts. Later, in 1999, it began to research and produce high -precision granite components and precision granite measuring tools. In 2003, UNPARALLELED began to develop and produce precision ceramic components, Ceramic measuring tools and mineral casting (also known as artificial granite, resin concrete, resin granite components, etc.). UNPARALLELED is a benchmark in the precision manufacturing industry. It can be said that the "UNPARALLELED" is already synonymous with the most advanced ultra -high precision manufacturing.

Our certificate

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FAQ

Q: What is a cast iron surface plate?

A: Cast-iron surface plates are now frequently used on production floors as a tool for lapping granite surface plates to achieve certain grades of accuracy. The metal allows itself to be impregnated with the lapping media over a large flat surface.

Q: Is the surface plate made up of cast iron or?

A: Surface plates are generally made of good quality cast iron which is stress-relieved to prevent distortion. The work surface is machined and scraped. The underside is heavily ribbed to provide rigidity. For the purpose of steadiness and convenience in leveling, a three-point suspension is given.

Q: What is the difference between surface plate and angle plate?

Q: What can damage the surface plate?

A: A common sign of damage is cuts on the surface. Always cover the top when the plate is not in use. Airborne abrasive dust is usually the greatest source of wear and tear on a plate. This is because it tends to embed in work pieces and the contact surfaces of gauges.

Q: What are the advantages of cast iron surface plate?

A: Cast Iron Surface Plates:Cast iron plates are renowned for their high rigidity and damping properties, which help reduce vibrations during measurements. They are less expensive compared to granite plates and are suitable for applications where lower precision is acceptable.

Q: What is the purpose of a surface plate?

A: Surface plates are flat and plane surface used as a horizontal reference space for dimensional measurement, it's a base for inspection, toolmaking, gauging, spotting, marking, and layout. They can be made from granite, metal, cast iron, or glass.Tools and workpieces may also cause damage when dropped on the surface plate. Also, damage can be caused when swarf and other debris have not been removed.

Q: What is the best material for a surface plate?

A: Granite
Yes, granite is a far superior material for a surface plate than its comparators cast iron, glass, or metal. Granite comes with a number of advantages that overall allow your surface plate to last longer and to provide more reliable measurements.

Q: Is cast iron actually steel?

A: Cast iron is actually an alloy of iron and carbon, just like steel, with the main difference being that cast iron has more carbon in it. Whereas steel requires a carbon content of no more than 2 percent, cast iron usually contains 2 to 3.5 percent carbon.

Q: How do you care for cast iron surface plate?

A: After cleaning, store in an environment with low humidity to prevent corrosion. Place instruments and workpieces on Surface Plate gently to prevent damage, and do not place sharp items on surface. Wipe the surface before use to remove any dust or contamination which would cause scratches and wear the surface.

Q: Which material other than cast iron has been used to make surface plates?

A: Surface plates feature in a wide range of measuring machinery and are considered the most reliable base for height gauges. Historically cast iron was the material used for the production of surface plates, but granite is now also a common material. Surface plates are manufactured to a wide range of sizes.Clean often, and do so with granite surface plate cleaner. The wrong cleaner could leave behind residue that attracts dust, or worse, cause the plate to wear. After cleaning, allow the plate to normalize to ensure accuracy.

Q: What is the difference between Grade A and Grade B surface plates?

A: The highest accuracy plates are called Grade AA, and they are often found in calibration laboratories. Grade B plates are the lowest accuracy plates, and they might be found on shop floors. The middle grade plates, Grade A, are often used in inspection areas.

Q: What materials are used to make surface plates?

A: They can be made from granite, metal, cast iron, or glass. Granite is considered to be the best material for a surface plate due to its surface hardness, low thermal expansion, no rust or corrosion, little warping, and long wear life attributes. These attributes result in very accurate, stable and precise measurements.

Q: What are the 5 uses of surface plate?

A: Surface plates have multiple applications, including but not limited to usage as measuring instruments, workholding fixtures for machining, and assembly. For machining or assembly purposes, they can be used to mount parts on a flat, level surface.

Q: Are cast iron plates good?

A: Cast Iron plates provide you with numerous benefits such as storage space, durability and cost. Don't limit yourself to just barbell exercises. Cast Iron Plates can also be utilised for dumbbells or on their own.They last forever. Since there's no special coating on cast-iron skillets, you don't need to worry about peeling, and the sturdy materials they're made from ensure that you'll have a durable, nearly indestructible pan for as long as you can cook.

Q: Is cast iron stronger than steel?

A: Steel has a lower melting point at 2500°F, compared to iron's 2800°F, but steel is also able to withstand wide temperature ranges. This makes it better suited for structural applications. On the issue of strength, carbon steel vs cast iron puts steel on top.

Q: How can you tell cast iron from steel?

A: The internal carbon particles create internal stress points conducive to fracture. Cast iron is harder, more brittle, and less malleable than wrought iron. It cannot be bent, stretched, or hammered into shape, since its weak tensile strength means that it will fracture before it bends or distorts.

Q: How often should a surface plate be calibrated?

A: Depending on plate usage, shop environment and required accuracy, frequency of checking the surface plate accuracy varies. A general rule of thumb is for a new plate to receive a full recalibration within one year of purchase. If the plate is used frequently, it is advisable to shorten this interval to six months.

Q: What is the best cleaner for surface plates?

A: Ammonia works. I use Windex, because that's what I use to dilute and clean up Canode. "With Ammonia-D!" Unless you plan to submerge your surface plate in a vat of household ammonia for days, you can ignore chemical attacks.

Q: How do you keep cast iron plates from rusting?

A: To prevent new cast iron cookware from rusting, avoid keeping it in the sink immersed in water. Once you finish cooking, clean it up, dry it on stove top or using a paper towel. Then, apply a thin layer of oil and keep it away. Before use, wash it thoroughly as the oil may capture a lot of dust and dirt.

Q: What is the difference between surface plate and angle plate?

A: The surface is usually cast iron or granite and finished incredibly flat to within 250 nano metres (0.00025!) A surface table is commonly used with a scribing block and an angle plate. The angle plate is used to hold work at 90 degrees to the table so that accurate marks and measurements can be made.Most machinists prefer to use granite because of its inherent properties. Granite's hardness, low thermal expansion, and no rust/corrosion quality make it the least likely to warp. There are two types of granite, pink and black, but there are fundamental differences between the two beyond just their color grade.

UNPARALLELED LTD is one of the most professional precision metal manufacturers and suppliers in China, featured by advanced products and good service. Please rest assured to buy custom made precision metal at competitive price from our factory.

Ultra Precision Mechanical Components