Crushing & Screening

Kleemann Crushers and Cone Crusher Supplier Selection: A Quality Inspector's FAQ

2026-08-24 · Charlotte Avery

I'm a quality and brand compliance manager at a crushing equipment distributor. Every year I inspect and sign off on roughly 1,200 line items — from complete crushers down to individual wear parts. In 2025, I rejected 7% of first deliveries because of spec mismatches, missing certificates, or packaging that put components at risk.

When you're looking at a Kleemann crusher or evaluating cone crusher suppliers, the questions below are the ones that come up on almost every call.

What should I know about the Kleemann 110 jaw crusher before buying it?

According to Kleemann's published product data, the MC 110i EVO2 jaw crusher has a 1,100 x 700 mm crusher inlet and a maximum output of 350 t/h, depending on feed material and closed-side setting. But specs are only the start.

What I check on every unit before it goes to a customer: the cheek plate alignment, jaw die seating, and hydraulic gap adjustment response. A jaw die that isn't seated correctly can crack within the first few hundred hours. Also check the magnet height — too low and the conveyor belt gets damaged; too high and you lose metal separation efficiency.

If you're buying an MC 110 for a new site, plan the commissioning check. We walk customers through a startup checklist: belt tracking, jaw setting, and overband magnet position. A simple misalignment can cause premature wear on the conveyor or the crusher housing. That's not a reason to avoid the machine — it's a reason to use the OEM setup support or an experienced service technician.

When we receive MC 110s from the factory, the inspection certificate isn't just a formality. It's your proof that the toggle plate matches the serial number. Sound obvious? It isn't. I've caught mismatched toggle plates after a repair shop swapped parts between two machines.

Are genuine Kleemann wear parts really worth the extra cost?

I have mixed feelings about aftermarket crusher parts. On one hand, some aftermarket manganese has performed fine at a lower price. On the other, I've also had a cheaper jaw die crack after 600 hours because the metallurgy didn't match the original spec.

The real issue isn't just quality — it's certainty. When you order an OEM part from an authorized Kleemann dealer, the replacement schedule is predictable. The part arrives when they say it will, with the correct hardness, dimensions, and material certificate. With aftermarket parts, you might get lucky on price and lead time, or you might get a six-week delay. (mental note: the last time we approved aftermarket liners, the heat number didn't match the certificate — that batch went back.)

In April 2025, a customer paid a 20% premium for genuine Kleemann parts over an aftermarket quote. They needed the crusher running by a fixed demolition deadline. The aftermarket supplier said “probably 2–3 weeks.” Our confirmed delivery was 5 days. That premium bought them a signed delivery date instead of a guess. If you're working toward a deadline, that certainty is worth more than the price difference.

What if you already have aftermarket stock? Use it with eyes open. Measure critical dimensions against the OEM manual and check the hardness if you can. We've found some aftermarket liners within tolerance, but we've also seen deviations of 5-8 mm in critical radius that changed the crushing geometry. That isn't necessarily fatal, but it changes product shape and power draw.

What should I look for in a cone crusher supplier?

Start with documentation. A reliable cone crusher supplier should give you: a commercial invoice, a material certificate or test certificate (for example, chemical composition for manganese liners), and a factory inspection report if the parts are OEM. If they hesitate to provide these, that's a red flag.

Second, ask about lead time commitments. In our experience, the most common cone crusher failure isn't mechanical — it's the supplier who promised “10 days” and delivered in 40. I talked to a quarry manager in 2024 who lost a full week of production waiting on a cone concave from a discount supplier. That week cost him more than the entire order's savings. The cheapest price isn't the cheapest total cost.

ISO certification is useful, but it isn't the whole story. An ISO 9001 facility can still send you the wrong part. What matters is their inspection process: do they verify dimensions on every batch, or just once a quarter? Ask for their incoming inspection checklist.

Finally, compare quotes on a like-for-like basis. The supplier who appears cheapest may be quoting without freight, insurance, or a material certificate. Ask for a delivered price including duties. A $200 difference in unit price can become a $2,000 difference at the end of the order if you're paying expedited freight later.

Can I buy cone crusher wholesale or OEM parts?

Yes, but you need to be careful about the term “wholesale” in this industry. Kleemann has authorized dealers who offer volume pricing on genuine parts. That's the safest route for wholesale because the parts are traceable back to the factory.

When you see ads for “cone crusher wholesale” or “cone crusher OEM” prices, the first step is to verify who is actually behind the quote. For cone crushers themselves — not just parts — wholesale usually means buying multiple units for a fleet or as a distributor. In that case, ask about freight terms, installation support, and warranty administration. Don't only negotiate machine price; negotiate how claims are handled when a part arrives damaged.

Before placing a wholesale order, establish clear acceptance criteria: what documents come with each shipment, what tolerance you'd accept on wear parts, and how returns are handled if a part doesn't fit. I've seen buyers assume a verbal “it'll work” was a guarantee. It isn't. Put everything in the purchase order.

If you're buying from a broker who advertises “cone crusher OEM” but isn't an authorized dealer, verify their source. I've seen brokers sell parts that actually came from a third-party foundry with the OEM logo ground off and stamped over. When the part fails, there's no warranty recourse.

How do I verify a supplier actually carries genuine Kleemann components?

Three checks work for me. First, ask them to prove they're an authorized Kleemann sales and service partner. A genuine dealer should be listed in Kleemann's authorized dealer network, and they'll issue a statement of compliance for OEM parts.

Second, compare part numbers. Genuine Kleemann parts have specific OEM part numbers that match the machine's parts manual. A supplier that can't provide a correct part number for your MC 110 or MCO cone crusher should be off your list. The part number must match the serial number configuration.

Third, check the physical product and its paperwork. Genuine wear parts should have a heat number, a casting mark, and a packing list that references your order. I rejected a batch of liners in 2023 because the heat number on the certificate didn't match the markings on the metal. The supplier said it was “within acceptable industry practice.” It wasn't. (note to self: that's still in the reject file.)

Also ask for photos of the parts before shipment, including the part number stamping. It doesn't prove authenticity by itself, but it gives you a record. When a “genuine” part arrives with a different heat number than the photo, you'll have documentation for a claim.

What hidden costs should I watch for in cone crusher procurement?

Beyond the base price, calculate four things: freight, customs (if importing), warranty risk, and downtime cost. Freight for heavy crushing components can add 10-20% if you're not factoring it in. Customs can add another layer if the supplier misdeclares value.

The biggest hidden cost is downtime if a part fails. A cone crusher down for a week can cost more than the part itself. So when we evaluate suppliers, we don't compare unit prices; we compare price plus confirmed lead time plus documented quality. The urgency of your project changes the equation.

This works for us as a mid-sized distributor with consistent purchasing patterns. If you're a small contractor buying one machine every decade, your calculus is different — maybe you can absorb longer lead times or take a chance on a cheaper part. But if you're operating under a deadline, the premium for guaranteed delivery and spec compliance is an insurance policy, not an expense.