Skip to main content

If metal particles found in engine coolant then what could be the possible reasons

Here are possible causes for the presence of metal particles in engine coolant:

1. Internal Engine Corrosion: Corrosion of internal engine components, such as cylinder liners, cylinder head, or engine block, can release metal particles into the coolant. This can occur due to poor coolant quality, lack of proper maintenance, or incompatible coolant types.

2. Coolant Passage Erosion: Over time, the coolant passages within the engine can develop erosion due to the constant flow of coolant. This erosion can release small metal particles into the coolant.

3. Radiator or Heater Core Corrosion: Corrosion within the radiator or heater core can lead to metal particles being introduced into the coolant. This can happen if the coolant used is not compatible with the materials used in these components. 

4. Water Pump Wear: Wear of the water pump impeller or bearings can result in metal particles entering the coolant as the pump operates. 

5. Gasket or Seal Degradation: Deteriorated gaskets or seals within the cooling system can allow contact between metal surfaces, leading to the release of metal particles.

6. Engine Overheating: Excessive engine temperatures due to cooling system malfunctions or lack of maintenance can contribute to the release of metal particles from components under stress. 

7. Cylinder Head or Head Gasket Issues: Problems with the cylinder head or head gasket, such as leaks or cracks, can result in coolant entering the combustion chamber and carrying metal particles back into the cooling system. 

8. Engine Block Cracks: Cracks in the engine block can lead to cross-contamination between coolant passages and areas where metal components are in contact, causing metal particles to mix with the coolant. 

9. Coolant Additives or Sealants: The use of certain aftermarket coolant additives or sealants can sometimes result in the release of small metal particles into the coolant.

10. Previous Repairs: If there were recent repairs or maintenance work involving metal components, residual metal particles might find their way into the coolant.


Detecting metal particles in engine coolant should prompt thorough investigation and timely action. Consultation with a professional mechanic and proper diagnostic procedures are essential to pinpoint the specific cause and implement necessary repairs or maintenance to prevent further damage. Ignoring coolant contamination issues can lead to compromised engine performance, overheating, and potential engine failure.

Note : If you want to add something in this articles then please comment


Popular posts from this blog

Job for B.Tech freshers | Hiring in Paskals fluid systems

                                    Company Name:  PASKALS FLUID SYSTEMS PRIVATE LIMITED Job Type:   Private Job Designation: Application Engineer Qualification:   B.Tech/M.Tech in ME/EE/ECE Experience Required:   0 - 5 Years Location: E-148, Sector 63, NOIDA, UP-201301 Job Description:   Click here to Read Direct Apply or Send Resume:     You can call on 0120-4500800 and Email on  for any further details. No. of Vacancies: NA Salary/Compensation : INR 1,75,000 - 3,75,000 P.A. Lunch Subsidy and Mobile Phone subsidy Last Date to Apply: NA About Company – Click Here Other job opening... In Paskals fluid systems In MM metacraft 

12+ job opening in Operations and Maintenance for Diploma

  Operations and Maintenance   1. Project Manager   - B Tech Mechanical having minimum 10 years’ experience in maintaining cross country pipeline Job Code: GS001   2. Supervisor - Diploma Mechanical having minimum 5 years’ experience in maintaining cross country pipeline Job Code: GS002   3. Electrical Engineer having Cathodic Protection experience - B.Tech Electrical & NACE Level II qualification required with minimum 5 years of experience with cross country hydrocarbon pipeline Job Code: GS003  4. Cathodic Protection Technician - Diploma in Electrical having minimum 3 years of experience and experience in conducting CP surveys Job Code: GS004  5. Electrical Technician, Mechanical Technician and Instrumentation Technician- (Diploma / ITI) having 2 years of experience if having Diploma OR having 5 years of experience if ITI Job Code: GS005  6. Assistant Technician- (Mechanical, Electrical & Instrumentation) having minimum two years of experience in mai

Types of loctites and adhesives used in Industries

Disclaimer - The following details are only for knowledge purpose for more details and purchase please visit the manufactures websites. Loctite's | Sealants | Thread lockers | Thread sealants | Lubricants |  Adhesives Content Index  :-  Loctite 243  Loctite 263 Loctite 567 Loctite 565 WD40 Parker's  Super O-Lube PERMATEX® AVIATION FORM-A-GASKET LOCTITE® LB 8008 C5-A Copper Based Anti-Seize  MOLYKOTE CRC GASKET REMOVER PRO LUBRIPLATE No. 630-AA Hylomar Advanced formulation Bostik SuperTak Momentive RTV106 Red Silicone Adhesive Sealant 3M 1300L NEOPRENE HIGH PERFORMANCE RUBBER AND GASKET ADHESIVE MANUS-BOND 75-AM INDUSTRIAL Loctite 243   Company Name -    LOCTITE Features & Uses-   Prevents loosening and leakage from shock & vibration,  Suitable for all metal threaded assemblies.  It is a thread locker of medium strength. T his thread locker secures and seals bolts, nuts and studs to prevent loosening due to vibration.   It occupies all gaps between the mating threads a