Phosphating is widely used across industries to improve corrosion resistance, paint adhesion, and wear resistance.
Author: Anna
Phosphating is widely used across industries to improve corrosion resistance, paint adhesion, and wear resistance. Below are common products and components that undergo phosphating:
Car Bodies & Frames – Improves paint adhesion and rust protection.
Engine Parts (pistons, gears, crankshafts) – Manganese phosphate reduces friction.
Brake Components (calipers, rotors) – Zinc phosphate enhances durability.
Fasteners (bolts, nuts, washers) – Prevents rust and ensures coating adhesion.
Suspension Parts (springs, shock absorbers) – Protects against road salt and moisture.
Refrigerators, Washing Machines, Ovens – Iron/zinc phosphate ensures paint sticks and resists humidity.
Metal Furniture (chairs, shelves, cabinets) – Prevents rust and improves aesthetics.
HVAC Components (ducts, vents) – Protects against condensation and corrosion.
Hydraulic Cylinders & Pumps – Manganese phosphate retains lubricants.
Bearings & Gears – Reduces wear and extends lifespan.
Cutting Tools & Blades – Improves surface hardness and corrosion resistance.
Metal Pipes & Valves – Used in oil/gas and plumbing industries.
Aircraft Landing Gear – Zinc/manganese phosphate prevents corrosion.
Military Firearms & Ammunition – Ensures reliability in harsh conditions.
Missile & Satellite Components – Protects against extreme environments.
Transformer Cores & Motor Parts – Iron phosphate provides mild electrical insulation.
Metal Housings for Electronics – Improves paint adhesion for consumer devices.
Steel Beams & Structural Parts – Used in bridges and buildings for rust prevention.
Rebar (Reinforcement Bars) – Extends concrete structure lifespan.
Metal Roofing & Siding – Weatherproofing before painting.
Bicycles & Motorcycles – Frames and components for rust resistance.
Barbecue Grills & Outdoor Equipment – Withstands weather exposure.
Metal Toys & Decorative Items – Enhances paint finish and durability.
✔ Corrosion Resistance – Extends product lifespan.
✔ Paint Adhesion – Prevents peeling/chipping of coatings.
✔ Wear & Friction Reduction – Critical for moving parts.
✔ Lubrication Retention – Important in engines and machinery.
Stainless Steel (usually has inherent corrosion resistance).
Non-Metallic Materials (plastic, wood).
Products with Alternative Coatings (e.g., PVD, powder coating without pretreatment).
Phosphating is essential for any metal product exposed to moisture, friction, or requiring paint/powder coating. If your product falls into the categories above, phosphating likely plays a key role in its manufacturing process.