Densen Group, as China top machining manufacturer, its centrifugal casting process is often the most cost effective technology for producing very high quality ring, tube and cylindrical shaped castings with exceptional material properties and soundness, similar to forgings.

Lost-foam casting is a type of evaporative-pattern casting process that is similar to investment casting except foam is used for the pattern instead of wax . This process takes advantage of the low boiling point of foam to simplify the investment casting process by removing the need to melt the wax

Lost wax casting process is suitable for almost all the ferrous and nonferrous materials. As a professional investment casting manufacturer, SIMIS can make both ferrous and non ferrous lost wax castings for our customers. Now we would like to introduce what alloys can be poured in lost wax casting p

Centrifugal CastingsWhat is Centrifugal Casting?Centrifugal casting is a process that delivers castings of very high material soundness, and thus is the technology of choice for applications like jet engine compressor cases, petrochemical furnace tubes, many military products, and other high-reliabi

Our gravity die casting foundry is set up to ensure we offer our customers competitive prices and excellent quality. We can produce gravity die castings in aluminium and zinc up to a weight of 25Kg. All our operators follow precise work instructions to ensure quality is consistently repeated.Due to

Why Silica Sol for Investment Casting?Silica sol is a kind of milky colloid. Since the colloid grains are minute (10-20micrometer) and have relatively large surface area, so they do not affect the natural color of materials to be covered. Silica sol is mutually soluble with water , but not with orga

What principles should be followed in selecting casting methods?Casting method：The various casting have different methods, the commonly used is sand casting, the second is the special casting method, such as: metal casting, investment casting, gypsum casting...And so on. And sand casting can be divi

Strong magnetic magnetic separator is mainly used to remove miscellaneous stone, improve quality, achieve sales.Weak magnetic equipment lean manganese ore, lean hematite, limonite, non-ferrous metal ore or slag separation, purification, concentrated in the ore and miscellaneous stone separation, thu

The perfect spot welding paste system, it can according to the heating demand of different products, use of various techniques to complete the solder joint welding.And other similar heating method, the misuse of laser energy is easy to burn out parts.Laser heater take full advantage of the character

According to different transmission mode, the forging equipment can be divided into the hammer, hydraulic press, crank press, rotary forging machine, and screw press.China currently adopts pneumatic hammer is made up of 30 ~ 1000 kilograms, steam air from 1 ~ 5 tons of free forging hammer, used for