Lost Wax Casting bracket

Lost wax casting, also known as investment casting, is one of the oldest and most reliable metal-forming techniques, renowned for its ability to produce highly complex, dimensionally accurate, and smooth-finished components. When it comes to manufacturing critical structural parts such as brackets, this method offers unparalleled advantages in terms of design flexibility, material integrity, and performance consistency. Brackets produced through lost wax casting are widely used in automotive, aerospace, construction, marine, and industrial machinery due to their superior strength-to-weight ratio, corrosion resistance, and durability.

ChinaMetalCastings is a professional investment casting and CNC Machining manufacturer in China, offering end-to-end solutions for custom lost wax casting brackets and other precision metal parts. With in-house control over manufacturing process design, quality planning, key production processes, and final inspection, the company ensures that every bracket meets the highest standards of performance and reliability.

What is Lost Wax Casting?

Lost wax casting involves creating a wax pattern of the desired bracket, which is then coated with a ceramic slurry to form a shell. Once the shell is hardened, the wax is melted out, and molten metal is poured into the cavity. After solidification, the ceramic shell is broken away to reveal a metal part that accurately replicates the original pattern. This process is ideal for producing brackets with intricate geometries, thin walls, and fine details that would be difficult or expensive to achieve with other manufacturing methods.

Materials and Applications

ChinaMetalCastings works with a wide range of materials to meet diverse application requirements:

Carbon Steel: G35, G45, WCB, WCA, WCC, ISO 340-550
Alloy Steel: G25CrMo4 and other heat-resistant grades
Stainless Steel: CF8, CF8M, G-X6CrNiMo1810, G-X7CrNiNb1189, SUS304, 304L, 316, 316L

Common applications include:

Engine brackets and truck chassis brackets
Gearboxes, housings, and covers
Hydraulic valve bodies and fittings
Transmission shafts, gears, sprockets, and pulleys
Flanges, connection pipes, and flywheels
Pump housings (oil, coolant, starter)

Technical Capabilities

Dimensional Tolerance:
- CT7-8 for low-temperature wax casting
- CT4-6 for investment casting (middle-temperature wax)
Part Size: 2 mm to 600 mm (0.08 inch to 24 inch)
Weight Range: 0.01 kg to 85 kg
Surface Finish: From Ra 0.8 to Ra 3.2 after machining
Machining Tolerance: As tight as 0.005 mm to 0.1 mm

Secondary Services

CNC Machining: Full CNC Machining capabilities including turning, milling, drilling, tapping, boring, grinding, and honing.
Heat Treatment: Normalization, annealing, quenching, tempering, case hardening, nitriding, and induction hardening.
Surface Treatment: Sand/shot blasting, polishing, passivation, plating ( zinc, chromate), powder coating, E-coating, and painting.

Quality Assurance

The company holds ISO 9001:2008, CE, TUV, and other certifications, ensuring that all products undergo rigorous quality checks:

In-house tooling and pattern design
Process quality control during casting and machining
Dimensional inspection and mechanical testing
Material certification and traceability

Logistics and Support

Payment Options: T/T, VISA, MasterCard, Western Union, PayPal, L/C
Shipping Methods: Air express (3–5 days), regular air (5–7 days), sea freight (~20 days)
Ports: Qingdao, Tianjin, Shanghai, Ningbo, Guangzhou, Dalian, Shenzhen
MOQ: 100 pcs for casting; 50 pcs for machining
Lead Time: Approximately 45 days for stainless steel investment casting

Why Choose ChinaMetalCastings?

Integrated investment casting and CNC Machining services
Support for both low and high-volume production
Custom material and finishing options
Competitive pricing and on-time delivery
Professional after-sales service and technical support

Whether you need a prototype or large batch production of lost wax casting brackets, ChinaMetalCastings has the expertise and capacity to deliver high-quality, precision-engineered components that meet your exact specifications.