Which industries are these cast parts suitable for?

The parts are designed for multiple industries, including automotive, pipe fittings, pump manufacturing, and other related industrial sectors.

What is the surface roughness and machining tolerance?

The surface roughness is Ra3.2, and the machining tolerance is +/-0.10mm.

What are the payment terms and lead times?

Payment terms include LC, T/T, D/P, PayPal, and Western Union. The average lead time is one month for both peak and off-season.

Complex Internal Structure Casting Parts Made by Resin Core and Shell Mold

Name: Complex Internal Structure Casting Parts Made by Resin Core and Shell Mold
Brand: Ningbo Sincerelink International Trade Co., Ltd.
SKU: 2233460755

Zhejiang, ChinaNingbo Sincerelink International Trade Co., Ltd.

US$55.00

50 Pieces

Sample price:US$55.00/piece.Request sample

Product profile

Customization

Available

Casting Method

Sand Casting

Casting Form Material

Metal

Model NO.

SL-A19-3469

Casting Metal

Cast Steel

Casting Form Usage Count

Permanent

Surface Treatment

Electroplated, Sandblast, Spray-Painted

Surface Roughness

Ra3.2

Coating

Zinc oxide

Machining Tolerance

+/-0.10mm

Standard

DIN

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Processing Type

Aluminum Casting

Surface Treatment 1

Polishing

Surface Treatment 2

Deburring

Surface Treatment 3

Spraying

Processing

CNC Machine Tool Processing

Die Casting Method

Precision Die Casting

Application 1

Automobile Parts

Application 2

Electronic Accessories

Application 3

Machine Tool Accessories

Main Material

Aluminum Alloy

Material Inspection Report

Provided

Size Report

Provided

Transport Package

Export Standard Package

Specification

Customized

Origin

China

HS Code

8708709100

Key features

Complex Internal Structure: Sand casting with resin core shell enables manufacturing of parts with complicated internal structures.

Enhanced Mechanical Strength: Heat treatment (Quench + Aging) significantly increases material mechanical strength and durability.

High Precision CNC Machining: In-house precision CNC machining ensures high dimensional accuracy and strict engineering requirements.

Laser Barcode Tracking: Each part is laser-marked with a barcode during final inspection for accurate future tracking.

Wide Material Range: Produces ferrous and non-ferrous OEM parts including Gray Iron, Ductile Iron, Steel, and Aluminum Alloy.

Multi-Industry Application: Suitable for automotive, pipe fittings, air compressors, medical equipment, and pump manufacturing.

International Certifications: Products comply with CE, RoHS, ISO 9001:2000, and ISO 9001:2008 standards.

Established Export Experience: Exporting precision steel casting parts since 2007 with over 200 containers shipped annually.

Company profile

Ningbo Sincerelink International Trade Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Trading CompanyExport Year: 2019-05-05 CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.07h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryNingbo Sincerelink International Trade Co., Ltd. is a China-based trading company established in 2019, operating from Ningbo, Zhejiang. The supplier presents itself as a one-stop sourcing partner for OEM parts and offers metal fabrication, stamping, casting, welding, machining, extrusion, 3D printing, and surface treatment services, supported by four production lines and stated quality-control staffing of 6–10 people. Its export activity is Europe-focused, with 90% of sales reportedly from exports and stated one-month lead times in both peak and off-peak periods. The available information does not provide certifications, after-sales arrangements, named customer cases, or verified innovation outcomes. The stated 70 m² manufacturing area and five total employees create some operational-scale uncertainty, while the information also contains an inconsistency between total employees and reported quality-control staff.

Supplier typeThe supplier is explicitly identified as a trading company and describes itself as a one-stop sourcing partner for OEM parts. Its listed offerings span engineered components, metal parts, logistics equipment, packaging lines, and robotics-related solutions, indicating a broad sourcing and supply role rather than a narrowly defined manufacturer profile.

R&D capabilityThe supplier reports capabilities including 3D printing for plastic and metal, CNC-related processing, automated packaging lines, robots, smart forklifts, and robot delivery solutions. These offerings provide explicit evidence of exposure to advanced processes and intelligent equipment, although no R&D resources, patents, or documented innovation results are supplied.

Production capacityThe supplier reports four production lines, processing capabilities covering bending, turret punching, welding, polishing, stamping, extrusion, 3D printing, and multiple surface treatments, with one-month stated lead times in both peak and off-peak seasons. Nevertheless, the stated 70 m² plant and five total employees indicate a small disclosed operating footprint, and the reported 6–10 quality-control staff is inconsistent with the total employee figure; capacity is therefore supported but should be verified.

Customization capabilityThe supplier explicitly positions itself as an OEM-parts sourcing partner and lists engineered components, metal forming, stamping, casting, CNC machining, welding, extrusion, 3D printing, and varied surface treatments. This combination directly supports customized component sourcing and processing, although tooling, design engineering, and prototype-management details are not provided.

Product Q&A

Q:Can this casting process produce parts with complicated internal structures?

Yes! It uses sand casting with a resin core shell, which is specifically capable of manufacturing parts with complex internal structures to meet diverse design needs.

Q:How is the mechanical strength of the cast parts ensured?

The parts undergo heat treatment (Quench + Aging) after casting. This process significantly enhances the material's mechanical strength, ensuring durability and performance in practical applications.

Q:Are the cast parts processed with high precision?

Yes. We perform in-house precision CNC machining on the cast parts, which guarantees high dimensional accuracy and meets strict engineering requirements for precision.

Q:How can I track a specific cast part later?

Each part is marked with a laser-marking barcode during the final inspection and packaging stage. This barcode enables easy and accurate tracking of the part in the future.

Q:What types of materials are used for the OEM engineered parts?

Our casting process produces both ferrous and non-ferrous OEM engineered parts, catering to different material needs of various industries.