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“Secondary handling”—the act of moving bundles A, B, and C just to get to bundle D—is one of the most significant hidden costs in a steel service center. It’s not just wasted time; it’s machine downtime, increased material damage, and a major safety risk. This article explores how to eliminate this waste by changing your storage workflow. |
The Daily Cost of “Digging” for Materials
In many facilities, heavy steel tubes and profiles are stored in stacks on the floor or in deep, fixed cantilever racks. This creates an inevitable “First-In, Last-Out” problem. The material you need is almost always buried under other stock.
Every time a machine operator needs a new bundle, a costly “digging” process begins. A forklift operator must carefully lift and move several tons of obstructing material, find a temporary place to set it down, retrieve the target bundle, and then move all the obstructing material back. This “secondary handling” process is pure waste. It can take 15, 20, or even 25 minutes, and during that entire time, your expensive laser cutter or CNC machine is sitting idle, not generating revenue.
The Workflow Solution: 100% Selectivity
The solution is to change the storage system from a static shelf to a dynamic, high-selectivity retrieval system. A 伸縮カンチレバーラック is engineered to solve this exact problem. Each level is not a fixed arm, but a 100% extendable drawer.
This design, combined with your existing overhead crane, creates a new, “no-touch” workflow:
- Select: The operator identifies the required material and extends only that specific level.
- 延長: The drawer rolls out completely, presenting the entire bundle in an open, clear space. All other materials, above and below, remain safely in the rack.
- Access: The overhead crane gets direct, unobstructed vertical access. There is no digging, no secondary handling.
- Retrieve: The bundle is lifted safely and delivered to the machine. The entire process takes under 3-5 minutes.
The Compounding Value of Eliminating Waste
By eliminating the single wasteful step of “secondary handling,” you gain three powerful advantages that directly impact your bottom line.
1. Reclaim Machine Uptime
You convert 20 minutes of machine downtime into productive uptime, multiple times per day. For a machine with an operating cost of $150/hour, saving just 1.5 hours of retrieval time per day translates to $225 in reclaimed capacity, or over $56,000 per year.
2. Create an Inherently Safer System
Every “secondary handle” is a risk. It’s a chance for material to slip, for a forklift to collide, or for an operator to be in the wrong place. By providing direct access, you eliminate these unnecessary, high-risk maneuvers. It’s a workflow that is “safe by design,” not just by training.
3. Protect Your Materials
Less handling means less damage. High-value materials, especially stainless steel or aluminum profiles, are no longer subject to repeated grabbing, scraping, and bumping from forklift tines. Every bundle you save from being scrapped is pure profit.
Stop Digging, Start Producing
Your business makes money by processing and selling metal, not by moving it around your warehouse. A storage system should support this goal, not hinder it. By investing in a workflow that eliminates secondary handling, you are investing directly in machine uptime, operator safety, and material quality—the core drivers of your profitability.
よくある質問
Q1: What exactly is “secondary handling”?
A: Secondary handling is the wasted time and motion of moving materials you *don’t* need, just to access the material you *do* need. It’s common in floor stacks or fixed racks where the desired bundle is buried.
Q2: How does a roll-out rack prevent this?
A: Each level is an independent drawer. You can extend any level by 100%, giving you direct, individual access to that specific bundle from above with an overhead crane. This completely eliminates the need to touch any other material.
Q3: Is this system only for overhead cranes?
A: Yes, the 伸縮カンチレバーラック is designed as a system to work *with* your overhead crane. This is what allows it to be so space-efficient (no forklift aisles) and safe (no forklift-personnel conflict).
Q4: What if we don’t have an overhead crane?
A: While the crane-accessible model provides the maximum benefit, other types of roll-out racks are available for different workflows. However, the solution to eliminating secondary handling for heavy, long materials is almost always achieved by leveraging vertical crane access.
Q5: Can this system handle heavy, 6-meter-long bundles?
A: Absolutely. These are heavy-duty industrial systems. They are custom-engineered for your exact needs, with typical capacities from 1 to 5 tons per level and lengths to support 6-meter (20 ft) material or longer.
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