Electroplated Cosmetic Cap

Electroplated Plastic Reflector – High-Precision Chrome Plating for Lighting Applications

Producing high-quality reflectors requires multiple carefully controlled steps:

1. Mold Engineering for Optical Surfaces

Benma designs reflectors using:

Ultra-polished cavities (SPI A1)

Controlled draft angles for smooth demolding

Minimization of knit lines and sinks

Precision alignment for geometric consistency

Lighting reflectors are extremely sensitive to imperfections-any sink mark or pin mark will affect optical performance, which is why your engineering note specifies the reflector surface must be free of visible defects .

2. Injection Molding with Plating-Grade ABS

Materials used include:

ABS Plating Grade (excellent adhesion)

PC+ABS for high-temperature resistance

Heat-stable ABS for LED applications

Strict molding parameters ensure:

Stress-free parts

Uniform shrinkage

Smooth surface flow

Parts are molded in clean environments to avoid dust contamination prior to plating.

3. Pretreatment and Chemical Activation

Lighting reflectors require superior adhesion. Steps include:

Degreasing

Etching to create micro-porosity

Neutralizing

Catalyst activation

Electroless copper or nickel base layer

This metallization creates a conductive surface ready for electroplating.

4. Electroplating (Chrome, Nickel, Aluminum)

Benma offers multiple finishing types:

Bright chrome plating for high reflectivity

Aluminum vacuum metalizing for lightweight reflectors

Nickel plating for durability

Coating thickness is controlled to ensure dimensional consistency with CAD data, as noted in your drawing .

5. Top Coat Protection

A final protective lacquer improves:

Oxidation resistance

Scratch resistance

Color and gloss stability

Long-term adhesion

This is especially important for outdoor and automotive lighting.

Electroplated reflectors are widely used in:

Lighting brands choose electroplated reflectors for optical efficiency, cost effectiveness, and premium aesthetics.

Full Vertical Integration

Mold design → CNC fabrication → Injection molding → Electroplating → Assembly → Testing.

Expertise in Optical Surfaces

We specialize in SPI A1 mirror-polished molds, eliminating surface distortions.

ISO9001 + SMETA Certified

Ensures international production standards and consistent quality.

Stable Mass Production Capacity

Ideal for lighting manufacturers requiring large volumes and uniform reflectivity.

Engineering Support

DFM, mold flow analysis, optical simulation, and plating feasibility evaluation.

BMA

Benma Electric Co., Ltd. specializes in the design and manufacturing of injection molds and plastic components. Supported by a capable engineering team and advanced in-house equipment, we ensure high-precision molding for global industries, including industrial machinery, lighting applications, and electronic products.

Mold

Workshop

Processing Workshop

Material

Warehouse

Hardware

Workshop

Assembly

Workshop

Laboratory

 

Using separate areas for molding, storage, and QC ensures smoother operations and improved output quality.

Modern manufacturing tools and systems enable precise processing and reliable operation.