Czinger debuts topology-optimized brakes with 21C Spyder
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IN SHORT
Czinger has unveiled its new BrakeNode, an integrated brake assembly combining caliper, upright, and hydraulic fluid passages into a single structure. This topology-optimized component, made using additive manufacturing, reduces unsprung mass by up to 30 percent compared to standard brake assemblies.
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Key Numbers
30 percentreduction in unsprung mass
6 lbs (2.7 kg)unsprung mass reduction on 21C Spyder
30Czinger 21C Spyders to be made
Who's Involved
Czinger
Automaker debuting new topology-optimized brakes
Jonathan M. Gitlin
Automotive Editor at Ars Technica
Kevin Czinger
Founder of Czinger and Divergent 3D
↳ Why This Matters
Czinger's BrakeNode represents a significant advancement in automotive engineering by integrating multiple components into a single, lighter, and more serviceable part through additive manufacturing, potentially influencing future vehicle design and performance.
Key facts
Czinger has debuted new topology-optimized brakes called BrakeNode.
The BrakeNode integrates the brake caliper, upright, and hydraulic fluid passages into a single component.
This integrated assembly is manufactured using additive manufacturing techniques and Czinger's aluminum alloy.
The new brakes reduce unsprung mass by up to 30 percent.
The BrakeNode is designed for easier servicing compared to traditional brake systems.
Czinger has unveiled its new BrakeNode, an integrated brake assembly that combines the caliper, upright, and passages for hydraulic fluid into a single structure. This innovation utilizes topological design and additive manufacturing with Czinger's aluminum alloy. The company claims the BrakeNode can reduce unsprung mass by up to 30 percent, and specifically by 6 lbs (2.7 kg) on the 21C Spyder. Czinger also states the BrakeNode is designed for easier servicing than conventional brake assemblies, with features like a drain plug for bleeding fluid and pads that slot in from the top. The new brakes are standard on the 30 Czinger 21C Spyders that will be produced and can also be optioned on the 21C HDF and 21C VMax, or retrofitted to existing 21C models. The company's use of direct-metal laser sintering technology was first encountered a decade ago when it was still Divergent 3D, which now has clients in the automotive and aerospace sectors.
Frequently asked questions
The BrakeNode is an integrated brake assembly developed by Czinger that combines the brake caliper, upright, and hydraulic fluid passages into a single component.
Czinger uses topological design and additive manufacturing, specifically direct-metal laser sintering, with their aluminum alloy.
The BrakeNode can reduce unsprung mass by up to 30 percent, and by 6 lbs (2.7 kg) on the 21C Spyder.
Yes, Czinger states it is easier to service than conventional brake assemblies, with features for easier fluid bleeding and pad replacement without disconnecting the caliper.
What Happens Next
01Czinger will produce 30 units of the 21C Spyder with the new BrakeNodes.
02The BrakeNodes will be available as an option for the 21C HDF and 21C VMax.
03Existing 21C owners will be able to retrofit the new BrakeNodes.
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Cadence
How It Developed
Czinger used topological design and additive manufacturing to create new brakes.
The company's new BrakeNode integrates the caliper, upright, and hydraulic fluid passages into a single structure.
The BrakeNode is made from Czinger's aluminum alloy.
The BrakeNode reduces unsprung mass by up to 30 percent.
The BrakeNode reduces unsprung mass by 6 lbs (2.7 kg) on the 21C Spyder.
The BrakeNode is easier to service than conventional brake assemblies.
The BrakeNodes are standard on the 30 Czinger 21C Spyders to be made.
The BrakeNodes can be optioned on the 21C HDF and 21C VMax, and retrofitted to existing 21C models.