ABOUT BONA
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Shandong Bona Precision Metal Co., LTD takes silicon sol investment casting process and produces various metal parts, such as mechanical parts, pump shell, impeller, valve body, exhaust pipe for auto parts, high-speed railway accessories, marine hardware, building hardware, hydraulic pneumatic tools, measuring instruments and equipment accessories, food machinery parts, heat treatment equipment. Bona has produced more than 10,000 kinds of items with more than 300 kinds of materials, such as carbon steel, stainless steel (Austenite, Marten site, ferrite, duplex, precipitation hardened ), high manganese steel, heat resistant steel, tool steel, nickel-based alloy, copper alloys, Aluminum alloys. Annual output is 600 tons of castings.

TECHNICAL ADVANTAGES
SURFACE TREATMENT
Soluble Core
Soluble Core
Rapid Prototyping
Rapid Prototyping
Pouring & Solidification Simulation
Pouring & Solidification Simulation
Ceramic Core
Ceramic Core
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Dacromet
Dacromet
Geomet
Geomet
Painting
Painting
Ni-plating
Ni-plating
KTL paint
KTL paint
Mirror Polishing
Mirror Polishing
Zinc plating- white
Zinc plating- white
Zinc plating- blue
Zinc plating- blue
Power coating
Power coating
Phosphating
Phosphating
NEWS AND KNOWLEDGE
NEWS AND FAQS

According to the latest data released by the precision casting branch of China Foundry Association in June 2020, China's precision casting industry, after experiencing the rapid growth of gold in 2008

In the 10-year golden development period of precision casting industry, with the increasing demand of downstream customers, higher demands have been put forward for the technical capacity, production

The position of casting in the mold affects the quality, dimensional accuracy and molding process difficulty of precision casting. Selection principle of pouring position:

The accounting of casting cost is usually based on weight, and the distribution of production cost, especially the treatment of apportionment and accrued expenses and WIP cost, may also need to take i

The better casting technology of pneumatic ball valve is silica sol casting, also known as investment casting. Silica sol casting is a kind of casting technology with less cutting or no cutting. It is

Precision casting belongs to net near casting with high casting precision. It can be used for castings with complex shape and thin thickness. Compared with ordinary casting, the casting has high preci

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