Phenolic Board Polishing Jigs: Enhancing Precision and Efficiency in Metal Finishing

In the metal finishing industry, particularly in precision polishing applications such as those for door handles and hardware components, the performance of polishing jigs plays a crucial role in determining the final surface quality and production efficiency. Phenolic board (also known as Bakelite) has emerged as a preferred material for polishing jigs used in automated and semi-automated polishing machines—thanks to its outstanding thermal, mechanical, and durability characteristics.

Outstanding Heat Resistance for Stable Polishing Performance

During high-speed polishing operations, friction generates significant heat that can easily deform conventional jig materials. Phenolic board offers excellent heat resistance, withstanding short-term temperatures above 200°C without warping or softening. This ensures the jig maintains its shape and holding accuracy even during prolonged polishing cycles, providing consistent positioning of workpieces throughout the production process.

High Rigidity and Dimensional Stability for Precision Control

For polishing small metal parts such as cylindrical door handle components, even minimal movement can lead to surface inconsistencies. Phenolic board’s high rigidity and dimensional stability effectively eliminate unwanted flexing. Its ability to maintain tight tolerances ensures precise alignment, reducing polishing defects, minimizing rework, and improving overall surface uniformity.

Exceptional Durability in Harsh Polishing Environments

Polishing jigs are constantly exposed to abrasive compounds, metal swarf, and chemical polishing media. Phenolic resin exhibits excellent resistance to abrasion and chemical exposure, allowing jigs to maintain performance over long service cycles. Unlike softer materials such as polyurethane, phenolic board does not deform under repeated clamping or contact with rotating polishing tools—significantly lowering maintenance and replacement costs.

Ideal for Automated Systems and Custom Machining

In modern automated polishing setups, jigs are often integrated into equipment that operates at high speeds with continuous back-and-forth motion. Phenolic board’s mechanical strength makes it highly compatible with these demanding conditions. At the same time, its excellent machinability enables highly customized jig designs, supporting everything from simple round components to complex hardware geometries.

Hitempro: Your Trusted Partner for Precision Phenolic Machined Parts

At Hitempro, we specialize in custom CNC-machined insulation and structural components made from phenolic board, FR4, G10, G11, 3240 epoxy laminates, and other advanced composite materials. With over 12 years of export experience, we serve customers across Europe, North America, and Asia in industries including metal finishing, industrial automation, electrical equipment, and machinery manufacturing.

Our factory is equipped with advanced CNC milling, drilling, and tapping machines, delivering precision tolerances up to ±0.05 mm. From prototyping to mass production, Hitempro provides reliable, high-performance phenolic polishing jigs tailored to your exact equipment and workpiece requirements.

Driving Higher Quality in Metal Polishing

By combining the inherent advantages of phenolic board with Hitempro’s precision machining expertise, manufacturers can achieve higher polishing efficiency, longer jig life, and superior surface finishes. Phenolic board is more than just a material—it is a strategic choice for upgrading polishing processes and ensuring consistent, high-quality results.