Premiered: 17/04/2026 START ROTO #11

Start Roto #11 | Costs and margin in rotomolding — Why selling cheap isn't enough — LIVE

Learn to identify the invisible costs that erode margins in rotomolding. See how correct calculation, resin pass-through and recycled material guarantee profit

1:33:01 OF TALK 17 CHAPTERS YOUTUBE

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What you gain by watching

  • Discover how to identify and eliminate the invisible costs that erode your margin without you noticing — from packaging to WD-40.
  • Learn the strategy to pass on the resin price increase to the customer without losing business and using recycled material intelligently.
  • Break factory paradigms that hold back your productivity and see how correct pricing prevents losses and ensures business health.

About the episode

On the factory floor, the daily struggle for a competitive price hides a silent enemy: the invisible cost. Many established companies, which already have their operation running, neglect the basics, fighting only direct costs and letting indirect ones run loose. The math, then, doesn't add up — and profit evaporates before reaching your pocket. In this Start Roto LIVE, we talked about how conscious management of every stage of the process is the only way to ensure the final price is not just a competitive number, but a value that sustains the business. "Selling is not the same as making money."

The Money That Melts Before Your Eyes

The turning point of the episode is showing that waste isn't always in the apparent raw material. It's in the expensive packaging that goes to trash, in the poorly calculated cubage that fills the truck with few parts, and in maintenance supplies that nobody records. We told the real case of a company that discarded more than six hundred thousand reais per year in cardboard, and how rotomolding solved it with a returnable part. These bottlenecks, once mapped, become an opportunity for savings and healthier margin. As we said, if you don't record what happens, the loss stays hidden along the way, like a daily loss of one hundred reais just on silicone that never entered the account.

The resin price increase, which has reached stratospheric prices, brought hysteria and a rush to stock up. But our recommendation was clear: without passing it on to the customer, the math never adds up. The secret, then, is the art of negotiating and breaking paradigms. Recycled material can be a strategic alternative and, with the right additives, even better than virgin — you just need to know how to apply it. We saw this in practice when challenging the idea that a machine with 33 years of use is obsolete: the value is in maintenance and knowledge of the process, not in age. "It's in crises that companies are most creative, it's in needs that you're always looking for alternatives."

The True Cost of Doing It Cheap

More than numbers, we talked about the trap of deceiving the customer with a low price that doesn't cover real costs. The cheap that strains the operation often hides rework, lost parts, and a reputation for "junk product" that spreads faster than any ad. We told the case of a supplier who only didn't take a loss because we intervened, suggesting he raise the price to cover unforeseen events — in the end, he acknowledged: "If it weren't for your vision of what that value really would be… I would have taken a loss." The truth is that the price that deceives the customer is the price that deceives yourself, because tomorrow it comes back to charge and the bomb always explodes.

To close, we reinforced that efficiency comes from complete management, from team training — focused on the real defects of your line — to attention to what seems superfluous, like a simple low-quality release agent that sticks the part and devours the production cycle. We often need to deconstruct to build something solid, and that includes deconstructing old habits. Our mission is to deliver clear and objective information, without promising to own the truth. Whether to price safely or find a machine that increases your productivity, we find it, and if we don't, we look together with you. Press play and see how to turn the invisible cost of your operation into the profit you deserve.

Summary generated with AI from the episode; some information may not be 100% accurate relative to the original content.

Episode chapters

  1. 1

    Why your price may be burning your margin without you realizing it

    In this episode of Start Roto, we face a common problem on the factory floor: many established companies neglect invisible costs and end up fighting only with direct costs, which erodes the margin — as our host points out, "selling is not the same thing as making money." That's why we decided to break down what really makes up the final price and listed five essential blocks: the visible cost of the part (raw material, pigment, additives), the invisible cost of the operation, the commercial and delivery cost (including when you take on the freight), the safety margin, and the minimum information to decide your price.

    We see many companies today struggling with this, companies established in the market, that already have their operation there, but end up neglecting the basics, not putting the cost on paper and often end up fighting only with direct costs, but end up forgetting, letting indirect costs slip by too, those invisible costs that we're going to talk about in this episode.
    Watch at approximately 4:34
  2. 2

    Neglected packaging can cost R$ 600 thousand per year — and rotomolding solves it

    The conversation exposes a cost that often goes unnoticed on the factory floor: packaging. We tell the real case of a company that spent more than R$ 600 thousand per year on disposable cardboard boxes for brake discs, until rotomolding created a returnable part that reduced waste. We also show the impact on freight — when well-designed packaging increases a container's usable volume by 23% and when the design of the part itself, such as dog houses with interchangeable lids, allows more units to be stacked in the truck, cutting costs that nobody noticed.

    The company was discarding more than six hundred thousand reais per year in packaging, so it's something significant
    Watch at approximately 9:58
  3. 3

    The cubage nobody calculates: from transport to storage, where rotomolding hides cost

    On the factory floor, a silent problem starts to appear when the truck fills up with just a few parts: poorly planned cubage swallows freight and efficiency. We talk about how small design changes — such as inverting the colors of a house or using rings to extend molds — transform shipping and storage, and we cite the example of open versus closed water tanks. Closing the block, we show that the cost of raw material, especially with rising fuel and resin prices, needs to be placed in a safe range for the operation to survive.

    I can transport only ten parts in this format, but if I make a small change here, I can deliver a hundred parts in the same truck.
    Watch at approximately 14:59
  4. 4

    Resin price spikes and the market rushes to stock up: how to calculate cost without sinking

    Amid the spike in resin prices, which has already reached R$ 24 per kilo, we show that the market is in a moment of hysteria and anticipation, with companies stockpiling large volumes and smaller ones without cash flow to keep up. We discuss that Braskem should reactivate plants, but will only be able to supply 75% of national demand, which should worsen the shortage. In this scenario, we reveal that the way out is to pass the increase on to the customer, calculate cost with a safety margin and, above all, consider recycled materials as a strategic alternative, as long as the application allows it.

    The math doesn't work. You started at fifteen reais at the end of last year, reaching twenty-six reais like that at the end of the year is almost a hundred percent increase. If there's no pass-through, it never works.
    Watch at approximately 20:22
  5. 5

    Can recycled material be better than virgin? The risk and the chance behind the switch

    When the cost of virgin resin spikes, many processors rush to recycled, but can it be trusted? In this segment, we show that it's not that simple: there are critical applications, such as thirty-thousand-liter tanks for sulfuric acid, where a mistake can be disastrous and testing is unfeasible. However, we reveal that, with process control and the right additives, recovered material can even outperform virgin, and that this moment of high prices forces us to break paradigms and test new possibilities, always with caution and dialogue with the customer.

    We know there are additives that end up recovering the material, sometimes even making it better than the virgin raw material
    Watch at approximately 25:39
  6. 6

    Recycled, colors and the art of negotiating in rotomolding

    We talk about how recycled material still runs into color limitations, but we show that, with the right additive and adjusted pigments, it's possible to get close to the result of virgin material — including that dingy white that turns into color masterbatch. And, for those just starting out or wanting safety, we reveal the strategy: start from recycled or, if going with virgin, build in a larger margin in the price and use commercial play — such as the fake discount — to negotiate without squeezing the operation. In the end, the message is clear: it's in crises and needs that we find the best alternatives, and that goes for both the part's color and pricing.

    It's in crises that companies are most creative, the market's need, in general, in general, it's in needs that you're always looking for alternatives.
    Watch at approximately 30:51
  7. 7

    When a low price hides a certain loss: the vision that saves suppliers

    How many times do we accept a tempting quote and then suffer headaches with poorly made equipment or incomplete services? In this episode, we tell the case of a supplier who presented a value far below the market and only didn't take a loss because we decided to intervene, suggesting that he raise the price to cover unforeseen costs — and in the end, he acknowledged: "if it weren't for your vision, I would have taken a loss".

    If it weren't for your vision of what that value would really be… I would have taken a loss
    Watch at approximately 36:19
  8. 8

    The invisible villain of cost in rotomolding: 40% that evaporates on the factory floor

    In this episode, we return to the core of pricing in rotomolding, starting from the ease of measuring raw material and direct production time to unmask the true villain: indirect cost, that invisible waste that companies of all sizes neglect. We show that the math isn't done by the direct loss of a few grams of material, but by the accumulated impact that erodes the margin and takes profit out of your pocket, citing real cases of clients who achieved a minimum reduction of 40% in operating cost with just small adjustments.

    Sometimes to build something solid, you need to deconstruct, especially paradigms
    Watch at approximately 41:26
  9. 9

    Quality recycled material and a 33-year-old machine: what really defines your result?

    In this episode, we challenge the paradigms that surround the factory floor, starting with the idea that recycled material is always inferior — we show that, with the right application, it can be as good as or even better than virgin material. And the conversation went further, challenging the prejudice against used machines by telling the real case of a client who has been operating equipment for 33 years, proving that the value is in maintenance and knowledge of the process, not in age or brand.

    Knowing that recycled material is also good or even better for some applications than virgin material, you know? You just need to know how to apply it.
    Watch at approximately 46:41
  10. 10

    How the past of a small mining town hides the key to breaking paradigms in your factory

    When we arrived in a small mining town, we found an industrial hub stuck to a single machining method, passed down from father to son since 1903 — and production was stalling without anyone understanding why. We tell the real case of a former employee who set up his own company repeating the same old processes, until, by bringing in a new mindset and optimized tools, we saw production double by up to 300%.

    This really is a paradigm, which I learned this way, I don't want to change
    Watch at approximately 52:08
  11. 11

    Service that becomes a school: why knowing the equipment in depth changes the game in rotomolding

    Julio Cesar opens up about a common dilemma on the factory floor: how to train the team without stopping production for days? The answer came from a customer request — bringing the training into the company, studying each one's real problems — and it became a principle of our work, because learning that doesn't see the defect on its own line solves nothing.

    We're going to bring other examples too, but we're going to work more on what gives you the most problems.
    Watch at approximately 57:38
  12. 12

    Why does the best product in the world sink with the worst service?

    In this excerpt, we confront the harsh reality that the perfect part doesn't sell itself and that the part coming out of the mold still carries invisible costs that erode the margin. We talk about how the lack of good training leaves the representative lost and the customer insecure, and how ignoring the extra minutes to demold a part means wasting gas, time, and cycle — costs that no one puts on the bill. The big insight revealed is that success requires both confidence in commercial service and the humility to understand one's own limitations, just like Bill Gates, a great salesman who knew how to surround himself with the geniuses he wasn't.

    It's no use having the best product and the worst salesman.
    Watch at approximately 1:02:40
  13. 13

    The 'dirty economy' that snowballs in production

    On the factory floor, the temptation to save on release agent or raw material can seem harmless, but the bill arrives in the form of stuck parts, damaged molds, and lost production. In this episode, we show how small choices turn into chaos that wears down the team and tanks productivity, and we present solutions like Teflon coating and powder release agents that make the part pop out of the mold. More than selling a product, we tell how we faced these struggles ourselves and how the end customer's acceptance criteria, combined with the right knowledge, defines the path to production that ends the day with every part intact.

    Watch at approximately 1:07:48
  14. 14

    The one-millimeter pass and the eight pairs of eyes at the lathe: when trust becomes productivity

    Deep in the factory, the pressure was so high that the lathe became a stage with eight spectators, all waiting for us to save production — and that's where we understood that workplace safety isn't just PPE, it's also having a boss who clears the audience so you can think. We told how a one-millimeter pass almost turned into a lost part, and how an aligned work environment turns even idle time into a sign of efficiency, with a satisfied operator and a machine running perfectly.

    Go drink some coffee, get away from the lathe, you're going to kill this part
    Watch at approximately 1:12:53
  15. 15

    Invisible costs: the WD-40 that devours your margin without you noticing

    In this segment, we dive into a silent problem that eats away at the profitability of many rotomolding shops: maintenance and supply expenses that never make it into the final cost calculation. We tell the real case of a company that burned money on expensive sprays and silicones every day, without tracking those amounts, and we show how writing everything down — from paper to Excel with AI — reveals patterns and bottlenecks that, once identified, become opportunities for savings and healthier margins. The lesson is clear: if you don't record what happens on the factory floor, the loss stays hidden along the way, like in our Rota Praia, which sold well but saw its margin squeezed by ignored invisible costs.

    So that wasn't in your cost? No, your loss was piling up right there. Imagine, a hundred reais a day, just on silicone.
    Watch at approximately 1:17:54
  16. 16

    The price that deceives the customer is the price that deceives you: how rotomolding teaches you to calculate for real

    On the factory floor, any variation in the process or in the product is a loss that comes back double — and trying to compensate with low-quality material is self-deception. In this chapter, we cut to the heart of the problem: we show that the customer notices the difference, even if they don't complain right away, and that the reputation of a 'sponge product' spreads faster than any advertisement. We close with the path of prudence: list all the costs — including the invisible ones, such as training and rework — and define a minimum margin that sustains the business without pushing the wrong price onto the customer.

    You're not deceiving the customer, you're deceiving yourself. Because tomorrow the customer comes to collect. And the bomb always goes off.
    Watch at approximately 1:23:25
  17. 17

    What makes a recycled material disappear before it becomes an advertisement?

    The routine of those who live the factory floor showed that the speed of the market waits for no one: a newly arrived recycled material was sold before it was even offered to a potential buyer. And that is exactly where our difference lies — keeping an open channel with partners and customers to deliver clear and objective information, but without promising to own the truth. We also talk about our consulting model, which already starts with savings on the first visit, and we leave the invitation for anyone who wants their company to run at its best: get in touch, because if you need a machine or some guidance, we find it — and if we don't find it, we look together with you.

    We haven't even updated it yet, it's not out of bad will — it's really the workload. Today a material came in for me, yesterday afternoon, I was offering it to the customer, today he sent a photo and said: 'Júlio, forget it, I already sold the material.
    Watch at approximately 1:28:32

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