Shanghai Autra Precision Surface Treatment Co., Ltd.

Industries

Understand surface treatment applications through part problems.

The correspondence between parts, uses and coatings from company technical documents is retained. The following is industry application data; project results are subject to verification on actual workpieces.

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Automotive & components

Focus on wear, friction, corrosion and dimensional change of mating surfaces. Heat treatment may affect the substrate or coating; state any limits at the evaluation stage.

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Coating & molds

Focus on removal of surface deposits, mold release and corrosion resistance. Please distinguish part surface treatment from the overall service scope of a painting line.

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Electronics & semiconductors

Check contact resistance, cleanliness, particle shedding and corrosion requirements according to use; state conductivity and insulation targets separately.

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Medical devices

First clarify how the part contacts the human body, the disinfection conditions and the applicable product requirements. Application data on this site do not represent medical product registration, sterilization suitability or biocompatibility certification.

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Oil & energy equipment

Corrosive media, temperature, pressure, erosion and wear must be evaluated together. Life in actual media cannot be inferred from neutral salt spray hours alone.

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Optical equipment

Distinguish decorative black from functional low-reflection needs. Low-reflection selection requires the working wavelength, optical measurement method and surface condition to be specified.

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Other industrial applications

Start from the actual failure phenomenon: corrosion, wear, sticking, friction or change in appearance. Selection should be verified through samples and operating conditions.

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Power equipment

Selection for power equipment should consider environmental corrosion, mechanical wear and electrical contact separately. Whether electroless nickel and composite coatings are suitable must be evaluated against the substrate, mating surfaces and electrical specifications; general corrosion data cannot replace conductivity or insulation verification.

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Printing & packaging equipment

Focus on friction, sticking, cleaning media and post-plating dimensions. Contact angle data and the actual release of inks and adhesives should be verified separately.

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Rail transit

Determine protection priorities from indoor/outdoor environment, corrosive media, vibration and wear mode. Safety-critical parts must be independently verified against drawings and applicable specifications.

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Part application data

View the coating used, treatment purpose, application and images by part.

ABS accumulator · part & application image

ABS accumulator

ABS accumulator; focus on sliding properties and corrosion resistance.

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Aluminum impeller · part & application image

Aluminum impeller

Air-conditioner impellers, rotary vane compressors; focus on sliding properties, hardness and wear resistance.

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Brake piston (brake drum) · part & application image

Brake piston (brake drum)

Brake drum; focus on rust prevention, corrosion resistance and wear resistance.

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Ceramic glow plug · part & application image

Ceramic glow plug

Glow plug for automotive electrical systems; focus on high-melting-point coatings (instantaneous heat-resistance temperature).

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Clutch hub · part & application image

Clutch hub

Automotive manual transmission; focus on sliding properties and wear resistance.

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Compressor wheel · part & application image

Compressor wheel

Engine part of the EGR system; focus on increased hardness, corrosion resistance and wear resistance.

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Differential gear washer · part & application image

Differential gear washer

Automotive differential gear washer; focus on sliding properties and noise reduction.

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Drive pin · part & application image

Drive pin

Brake control shaft; focus on corrosion resistance and wear resistance.

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Electronic components · part & application image

Electronic components

Electronic equipment; focus on corrosion resistance and ease of soldering.

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Engine piston · part & application image

Engine piston

Engines for various generators and motors; focus on low friction, wear resistance and resistance to high-temperature deformation.

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Fuel pipe · part & application image

Fuel pipe

Fuel distribution pipe; focus on resistance to alcohol fuels and corrosion.

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Lead frame · part & application image

Lead frame

Electronic device circuits; focus on preventing diffusion (corrosion resistance).

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Orbiting scroll · part & application image

Orbiting scroll

Scroll compressor; focus on sliding properties, hardness and wear resistance.

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Pinion shaft · part & application image

Pinion shaft

Pinion shafts for various machinery; focus on wear resistance.

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Plunger · part & application image

Plunger

Fuel pump parts for various generators; focus on low friction and improved sliding under oil-free lubrication.

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Pump body · part & application image

Pump body

Throttle valve in the fuel pump; focus on corrosion protection (ethanol).

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Roller bracket · part & application image

Roller bracket

Engine fuel injection control device; focus on wear resistance, rust prevention and high dimensional accuracy.

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Rotor (turbine) · part & application image

Rotor (turbine)

Automotive engine turbine; focus on magnetic requirements and high hardness.

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Tensioner · part & application image

Tensioner

Automotive belt tension adjustment; focus on wear resistance.

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Ultrasonic scalpel · part & application image

Ultrasonic scalpel

Medical instrument; focus on hydrophobicity and lubrication.

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