JLCCNC Blog

Manufacturing Solutions

What Is CBAM and How It Affects Manufacturing and CNC Supply Chains

CBAM is the first international carbon border tax. The European Union mandates that importers must buy special certificates. These certificates cover embodied greenhouse gases in certain industrial materials. The raw materials are directly affected by CBAM. The raw unwrought aluminum or steel bar stock entering the machining center is taxed by the regional authorities. Embedded carbon becomes a cost factor. CBAM Explained: Key Facts at a Glance! - What it is: The European Union mandates importers buy ......

Apr 09, 2026

Industry Use Cases

What Is Sheet Metal Ductwork? A Guide to HVAC and Industrial Duct Fabrication

(AI generated) Sheet metal ducts stacked in a factory Sheet metal ductwork is a system of rigid metal air channels used to distribute airflow in HVAC and industrial ventilation systems. It is commonly fabricated from galvanized steel and designed to minimize air leakage, pressure loss, and energy consumption. Go into any factory, hospital, or data center and look up. Behind the ceiling panels sits a metal network moving thousands of cubic meters of air every hour. Most people will never notice it or t......

Apr 09, 2026

Manufacturing Solutions

CBAM Compliance Guide: Materials, Costs, Strategy, and Checklist for Manufacturers

CBAM Compliance Explained (Quick Overview) (AI generated) CBAM materials By the time 2026 rolls around, the EU border is going to look very different for industrial importers. We aren't just talking about standard customs duties or typical trade tariffs anymore. We are entering the era of the Carbon Border Adjustment Mechanism (CBAM), where the price of a part is only one component of its total impact, with embedded carbon emissions increasingly factored into procurement decisions. This is a massive s......

Apr 07, 2026

CNC Machining Fundamentals

Climb Milling vs Conventional Milling: Key Differences and How to Choose the Right One for CNC Machining

Quick Comparison ● Climb milling produces better surface finish and tool life on rigid CNC machines. ● Conventional milling is safer for older machines and roughing operations. ● Chip thickness and cutting force direction determine stability and heat generation. Here is a quick comparison table: Factor Climb Conventional Chip thickness Thick → thin Thin → thick Force direction Pulls part Pushes part Surface finish Better Moderate Tool wear More uniform More entry wear Machine requirement High rigidity......

Mar 05, 2026

Surface Finishing Processes

Powder Coating vs Anodizing: Differences, Cost, and How to Choose

Powder coating vs anodizing refers to two different surface finishing processes for metal parts. The main difference between powder coating and anodizing is that powder coating adds a protective layer on top of the surface, while anodizing converts the aluminum surface into a hard oxide layer with minimal dimensional change. Typically, the choice comes down to: How the part is used The required tolerance How the surface should behave after CNC machining Powder coating uses coloured powders that can be......

Apr 02, 2026

Sheet Metal Fabrication

Sheet Metal Deburring: Methods, Tools & How to Deburr Metal and Aluminum

(AI generated) Sheet metal production workflow In this guide, we’ll cover: - What sheet metal deburring is and why it matters - Common burr formation mechanisms - Deburring methods and their trade-offs - How to deburr different metals effectively - Design tips to reduce burr formation Sheet Metal Deburring Methods (Quick Comparison) Method Best For Speed Notes Manual Small jobs Slow Precise, low cost Abrasive Belt Flat sheets Fast Uniform finish Brush Light burrs Fast Good for deburring aluminum Vibra......

Apr 02, 2026