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100 percent benchmarking
Raising the bar. Redesigning the wheel. Optimizing the genetic code. That was our brief. The result: Load Specific Weave – LSW and Shell Node Concept – SNC. Both technologies are BMC proprietary developments which we have implemented exclusively for the impec.

 

SNC – Shell-Node-Concept
The Shell Node Concept – SNC guarantees maximum stiffness and stability of the frame joints on the impec. These high-density half-shells are made from a newly developed carbon compound material and are bonded under precision control with the frame tubes during assembly of the frame. The benefit of the SNC half-shell technology lies in its total control over the junctions. This results in absolutely flawless frame joints on the impec.

LSW – Load-Specific-Weave
In this process, the tubes for the frame of the impec are woven first of all from carbon fibers and then in a second step are converted to a highly rigid structure using a special resin compound. The load-specific weaving process is fully automated. This results in absolutely flawless frame tubes

 

Specifications

  • Frame Frame: impec LSW
  • Tubing Tubing: Carbon LSW
  • Size Size: 50 / 53 / 55 / 57 / 60
  • Fork Fork: impec, Carbon
  • Rear Shock Rear Shock:  
  • Gears Gears: 22
  • Crankset Crankset: Shimano Dura Ace FC-9000, 53-39
  • Cassette Cassette: Shimano Dura Ace CS-9000, 11-25
  • Front Derailleur Front Derailleur: Shimano Dura Ace Di2 FD-9070
  • Rear Derailleur Rear Derailleur: Shimano Dura Ace Di2 RD-9070
  • Shifter Shifter: Shimano Dura Ace Di2 ST-9070
  • Brakes Brakes: Shimano Dura Ace BR-9000
  • Handlebar Handlebar: Easton EC90 SLX3
  • Stem Stem: Easton, EC90
  • Seatpost Seatpost: impec integrated, Carbon
  • Saddle Saddle: Fizik Arione CX Braided
  • Hubs Hubs: Mavic Ksyrium SR
  • Rims Rims: Mavic Ksyrium SR
  • Tyres Tyres: Continental Force & Attack, foldable
  • Colour Colour: Team Red
  • weight weight:  
  • Pedal Pedal:  

Option packages

  • Groupset Option Groupset Option: Shimano Dura Ace Di2, 50-34 / 11-28
  • Saddle Option Saddle Option: Fizik Antares 2 Braided
  • Saddle Option Saddle Option: Fizik Aliante Braided
  • Wheel Option Wheel Option: Mavic Cosmic Carbone SLR WTS
  • Wheel Option Wheel Option: Zipp Firecrest 404 Tubular
  • Wheel Option Wheel Option: Zipp Firecrest 404 Clincher
  • Wheel Option Wheel Option: Lightweight Meilenstein Clincher
  • Wheel Option Wheel Option: Lightweight Meilenstein Tubular

Geometry

Glossary

s
Seat tube
tt
Top tube
ht
Head tube
ha
Head tube angle
sa
Seat angle
rc
Chain tube
Size s tt ht stack reach ha sa rc drop
racefit
50 518 531 131 533 378 72.5 74 405 69
53 537 543 151 552 385 72.5 74 405 69
55 555 560 171 571 396 72.5 74 405 69
57 573 579 191 590 410 72.5 74 405 69
60 591 588 211 609 413 72.5 74 405 69
performancefit
50 538 530 151 552 372 72.5 74 405 69
53 557 542 171 571 379 72.5 74 405 69
55 575 560 191 590 390 72.5 74 405 69
57 592 578 211 609 404 72.5 74 405 69
60 611 587 231 628 407 72.5 74 405 69
Rider height Bar width Stem extension Crank length

<172
170 - 177
175 - 182
180 - 188
>188

<172
170 - 177
175 - 182
180 - 188
>188

technology

SNC

Shell Node Concepte

Shell Node Concept means a high control of the nodepoints through splitting them in two halves.

Construction, material and manufacturing process. These three aspects of the frame joints formed the Gordian knot of the impec which could not be untangled using conventional ideas. Everything seemed to be impossibly connected with each other. Until at some point we had the simple idea of creating the frame joints of the impec in two parts.

A clean cut then led to impec Technology no 2, the Shell Node Concept, where the joints at the nodal points of the frame are not one-piece collars but are each made from two half-shells. These half-shells are manufactured from a revolutionary composite compound material, are extremely rigid and yet light, have outstanding shock absorption qualities and can be connected to the frame tubes in the final assembly with absolute control and precision.

LSW

Load Specific Weave

This robot-controlled process creates the frame tubes for the impec.

impec Technology No 1 is the Load Specific Weave process - LSW. This robot-controlled process creates the frame tubes for the impec. Each of them is manufactured with absolute precision and made-to-measure according to specification with verifiable accuracy...

LSW is the name of a complex three-stage process at the end of which is the perfect frame tube. in brief, the three stages are as follows: weaving, resin injection and cutting - and from these stages comes a humble, flawless carbon tube that only needs to be lacquered, printed and attached to other equally faultless tubes to make the perfect frame.

The strict use of digital technology results in absolute transparency in Load Specific Weave. To provide for this transparency, each workpiece carrier is equipped with a data matrix which contains all the programs for the different process stages that the frame tubes of the impec pass through. The system gives the various robots their commands and at the same time records all the relevant data for each individual workpiece.

BB30

interface

BB30 crankset

With these cranks, the bearings are pressed directly into the frame. The diameter of the axle is 30 mm. The advantages of a BB30 crankset are greater stiffness with a lower total weight.

tapered steerer

tapered steerer

Tapered head tube

Tapered head tube - with a minimum increase in weight, a disproportionately higher fork thickness results.

Katalog 2013

team clothing

Jetzt online bestellen: Das Replica-Jersey-Set des BMC Racing Teams kann ab sofort online bestellt werden.