Tramp Oil Removal Guide: Boost Efficiency and Profits

Tramp oil, a contaminant in CNC coolants from lubricants and hydraulic fluids, can compromise machine efficiency, incur costs, and pose health risks. Effective removal using coalescers or tube-type skimmers extends coolant life, boosts productivity, and ensures a safer, sustainable working environment. Implementation involves assessing needs and training staff for optimal integration.

Running a CNC machine shop is complex, with efficiency and cost control crucial for staying competitive. However, one often misunderstood factor can silently undermine your productivity and profits: tramp oil. This common contaminant in CNC machine coolants poses significant challenges but also presents an opportunity for improvement. In this article, we’ll explore the importance of tramp oil removal, explore effective techniques, select an appropriate oil skimmer and share insights from industry experts and satisfied customers. Whether you’re a CNC machine shop owner or a maintenance manager, this guide will equip you to understand and address tramp oil issues head-on.

Tramp oil is any unwanted impurity that contaminates your CNC machine coolant. It typically starts from machine lubricants, hydraulic fluids, or greases that by mistake mix with the coolant during machining processes. Over time, this impurity accumulates, forming a layer on the coolant’s surface. This contamination is not just an inconvenience; it can lead to many problems if left unchecked.

Image showing sources of tramp oil in a CNC machine coolant
Sources of tramp oil in a CNC machine coolant

Such unwanted oil can significantly reduce coolant life by promoting bacterial growth. This bacterial growth degrades the coolant, resulting in foul odours and potential health hazards for workers. Moreover, tramp oil impacts the performance of CNC machines, causing issues such as increased tool wear, poor surface finish, and even machine downtime. Understanding these impacts is crucial for any shop aiming to maintain high efficiency and safety standards, empowering you to make informed decisions and take measures.

Ignoring this impurity can have dire consequences on multiple fronts.

Reduction in CNC Machine Efficiency

First, it can affect the efficiency of your CNC machine coolant. Tramp oil interferes with your coolant’s cooling and lubrication properties, leading to increased tool wear and suboptimal machining conditions. This inefficiency translates to higher operational costs and reduced productivity.

Profitability

Cost implications are perhaps the most immediate and noticeable consequence. Frequent coolant replacement, increased tool wear, and machine downtime increase operational costs. Neglecting such impurities can erode profits and disrupt your shop’s smooth operation.

Health and Safety Issues

Health and safety are other critical areas affected by tramp oil. The bacterial growth encouraged by tramp oil contamination can lead to skin and breathing issues among workers, posing severe health risks.

Environmental impact

Additionally, the environmental implications of improperly managed tramp oil must be considered. Spillage and improper disposal can lead to environmental contamination, attracting regulatory fines and damaging your shop’s reputation.

Benefits of Tramp Oil Removal

Implementing an effective tramp oil removal system brings a multitude of benefits.

#1 Benefit: Coolant life enhancement

Primarily, it enhances the life of your coolant, reducing the frequency and costs associated with coolant replacement. This extension of coolant life translates directly to significant cost savings, as you spend less on new coolant and disposal.

#2 Benefit: Regulatory fines

Secondly, from a health and safety perspective, removing tramp oil significantly reduces the bacterial load in your coolant, mitigating the risk of dermatitis and respiratory issues among workers. A cleaner, safer working environment boosts employee morale and productivity.

#3 Benefit: Environmental impact: Sustainable operations

Lastly, environmental benefits also abound. Efficient oil skimmers recycle the oil, minimising waste and reducing your operations’ ecological footprint. This sustainability aspect aligns with regulatory requirements and enhances your shop’s reputation as a responsible business.

Tramp Oil Removal Techniques

Coalescer

This system aggregates tiny oil droplets into larger ones, separated from the coolant. Furthermore, Coalescers are highly efficient and can remove free-floating and emulsified oils. They are relatively low maintenance and can handle large volumes of contaminated coolant, making them ideal for busy CNC shops.

Animation to explain how Innovation Filter System’s coalescer-tramp oil removal system works

Tube Type Oil Skimmer

This oil skimmer uses a rotating tube to attract and collect tramp oil. Consequently, as the tube rotates, it picks up oil from the coolant’s surface, which is then scraped off and collected. Tube-type oil skimmers are known for their simplicity and reliability. They are easy to install and require minimal maintenance, making them a popular choice for many shops.

Video was taken on customer site showing the working of tube-type skimmer 1U

Comparatively, coalescers are more suited for heavy-duty applications where high volumes of tramp oil must be managed. In contrast, tube-type oil skimmers are ideal for smaller operations or as a supplementary system to handle lower contamination levels.

Customer Success Stories

Many CNC shops have experienced significant improvements after implementing our oil-separator systems. For instance, a mid-sized machine shop reported a 30% reduction in coolant replacement costs within six months of installing an oil skimmer. This shop also noted a marked improvement in machine performance and decreased tool wear, leading to enhanced productivity.

Another success story comes from a large-scale operation that integrated tube-type oil skimmers into their maintenance routine. This shop saw immediate benefits, including reduced bacterial growth and improved working conditions. The skimmers’ ease of use and low maintenance were particularly praised, with one maintenance manager stating,

The tube skimmers are incredibly effective and require almost no oversight, allowing us to focus on other critical tasks.

Maintenane Manager- Mahindra & Mahindra, Kandivali

Choosing the Right Tramp Oil Removal System

Selecting the appropriate oil skimmer depends on several factors, including the volume of coolant used, the level of contamination, and your shop’s specific needs. Consider systems that offer customisation options for various tramp oils and industrial fluids. Flexibility in design ensures that the system can adapt to your shop’s unique requirements, providing optimal performance.

Consulting with experts and reviewing customer feedback can also guide your decision. Look for systems with a proven track record of efficiency, ease of use, and cost-effectiveness. Investing in the right system addresses current issues and sets your shop up for long-term success.

Implementing Tramp Oil Removal in Your Shop

Integrating an oil-separator system into your shop’s operations can be straightforward with the right approach. We begin by thoroughly assessing your current coolant management practices and identifying areas where tramp oil accumulates. Then, we recommend a system that aligns with your shop’s workflow and scale of operations.

Learn how using a belt skimmer, which CNC machine manufacturers often provide, is perfectly useless!

Once installed, follow best maintenance practices to ensure the system operates efficiently. Regular monitoring and cleaning will keep the removal process effective and extend the system’s lifespan. Training your staff on the system’s operation and maintenance is crucial for seamless integration and maximum benefit.

In conclusion, tramp oil removal is essential to maintaining a high-performing and cost-efficient CNC machine shop. Hence, Investing in effective removal systems such as coalescers and tube-type oil skimmers can significantly improve coolant life, enhance machine efficiency, and create a safer working environment. Refrain from letting tramp oil undermine your operations.

Discover how our advanced tramp oil removal systems can transform your shop’s productivity and cost-efficiency. Let us help you find the best solution tailored to your needs.