Post Process for Custom Die Castings

Our Post Process for Custom Die Castings includes essential finishing techniques like post machining, sand blasting, tumbling, assembling, painting, powder coating, anodizing, and arc anodizing. These processes improve surface quality, durability, and functionality, ensuring precision and enhanced performance for each part.
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Typical Post Process for Die Castings

Typical post processes for die castings include post machining, sand blasting, tumbling, assembling, painting, powder coating, anodizing, and arc anodizing. These techniques refine surface quality, enhance durability, and improve part aesthetics, ensuring precision, functionality, and long-lasting performance for every casting.

Comparison of Post Processings

Post-processing methods vary based on material, application, and finish requirements. Techniques like sand blasting and tumbling are quick and cost-effective for cleaning and polishing. Anodizing and arc anodizing provide corrosion resistance, while powder coating and painting enhance durability and aesthetics. Post machining ensures tight tolerances. Each method balances speed, cost, and quality to suit different project needs.

Process

Texture

Surface Roughness (Ra)

Material Compatibility

Durability

Corrosion Resistance

Wear Resistance

Purpose

Application

Post Machining

Precision-machined, smooth

0.2 - 1.6 µm

Metals, Plastics, Composites

High (50,000+ cycles in fatigue tests)

Depends on material (Steel: 24-96 hrs in salt spray test, Aluminum: 168+ hrs)

High (Taber Abrasion: <10 mg loss per 1000 cycles)

Dimensional accuracy, Surface refinement

Aerospace, Automotive, Medical, Industrial


Sand Blasting

Matte, uniform finish

1.6 - 6.3 µm

Metals, Plastics, Ceramics

Medium (Surface degradation after 10,000 cycles)

Low to Medium (48-120 hrs in salt spray test)

Medium (Taber Abrasion: 20-50 mg loss per 1000 cycles)

Surface preparation, Deburring

Automotive, Aerospace, Manufacturing


Tumbling

Smooth, polished

0.8 - 3.2 µm

Metals, Plastics

Medium (Gradual wear, tested up to 15,000 cycles)

Low (24-72 hrs in salt spray test)

Low to Medium (Taber Abrasion: 30-70 mg loss per 1000 cycles)

Deburring, Polishing

Jewelry, Medical, Automotive


Assembling

Depends on components

N/A

All materials

N/A

N/A

N/A

Component Integration

Mechanical, Electronic Assemblies


Painting

Glossy or matte

0.4 - 3.2 µm

Metals, Plastics, Composites

Medium to High (Impact resistance: 2-5 Joules)

Medium to High (500-1000 hrs in salt spray test)

Medium (Taber Abrasion: 15-40 mg loss per 1000 cycles)

Aesthetic, Protection

Automotive, Aerospace, Consumer Goods


Powder Coating

Smooth, durable coating

0.8 - 3.2 µm

Metals, Plastics

High (Impact resistance: 5-10 Joules)

High (1000-2000 hrs in salt spray test)

High (Taber Abrasion: <10 mg loss per 1000 cycles)

Wear and corrosion protection

Industrial, Automotive, Medical


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