WinmaX Brake Pad Compounds


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WINMAX BRAKE PADS

ULTIMATE CONTROL

Established in 1984 Winmax Corp is one of the leading performance, rally and racing brake pads manufacturers in Japan. Winmax has delivered a combination of racing and rally passion and meticulous engineering for decades. Used by top motorsport teams in racing and rallying.

Winmax is now also on the European market to supply the top teams in all motorsport categories. Winmax brake pads are well known for being high performant, very endurable, and very gentle for the brake discs.

Today several top drivers and teams in WRC, GT3 racing, WTCC, TCR and Rallycross use Winmax Brake Pads. Winmax is also the official and sole supplier for the European Nascar Series, and for the factory build Hyundai R5 rallycar. 

Winmax is constantly testing new compounds and applications to be able to perform on the highest level. The Winmax brake pads are also very popular for trackday use and for performant road cars.


Friction Material Characteristics

W1-W2 Sport – low noise and brake dust with the optimal stopping power for sport driving
W3-W4 Circuit – compound designed for circuit racing specifically targeted for braking control.
W5-W7 Race/rally – made for full race conditions where high heat tolerance and precise brake controls are necessary.
WEI Endurance, VN2-VN3 – formulated for stable performance throughout extended endurance races.


Compound W1

Effective compound for high-performance use with minimal noise and brake dust.

Specifications

Average Friction Co-Efficient (µ): 0.29µ – 0.32µ
Temperature: Normal Temp ~ 842°F / 450°C
Material: Non Steel

Ideal for
  • Sportive street use
  • Track day use with small to medium car

Compound W2

Improved initial response for sport driving with longer pad and rotor life.

Specifications

Average Friction Co-Efficient (µ): 0.32µ – 0.35µ
Temperature: Normal Temp ~ 932°F / 500°C
Material: Non Steel

Ideal for
  • Extra sportive street use on a performance car
  • Track days with a very performant use 
  • Rear of small front-wheel drive rally or race car

Compound W3

Blended for sport driving or circuit racing, the W3 is the most versatile brake pad available.

Specifications

Average Friction Co-Efficient (µ): 0.34µ – 0.37µ
Temperature: Normal Temp ~ 1112°F / 600°C
Material: Low Steel

Ideal for
  • Extra sportive street use on a performance car
  • Track days with a very performant use
  • Front and rear of small front-wheel drive rally or race car

Compound W4

Specifically designed for circuit W4 racing that require superior braking control.

Specifications

Average Friction Co-Efficient (µ): 0.37µ – 0.40µ
Temperature: 122°F ~ 1202°F / 50°C ~ 650°C
Material: Low Steel

Ideal for
  • Track days with a very performant use
  • Competition with a rally or race car

Compound W5

Compound for large circuit racing targeted for increased brake control and effectiveness.

Specifications

Average Friction Co-Efficient (µ): 0.40µ – 0.43µ
Temperature: 212°F ~ 1382°F / 100°C ~ 750°C
Material: High Steel

Ideal for
  • Track days with a very performant use
  • Competition with a rally or race car

Compound W6

High friction and temperature tolerant pads balanced for efficiency and Mu.

Specifications

Average Friction Co-Efficient (µ): 0.45µ – 0.48µ
Temperature: 92°F ~ 1472°F / 30°C ~ 800°C
Material: High Steel

Ideal for
  • Competition with a rally or race car

Compound W6.5

Based of the W7 compound, both of which combine a high blend of exotic metals to formulate the ideal compound, the W6.5 offers the highest initial bite of all the W Series of pads, with the most consistent co-efficient throughout its heat range.

Ideally suited for small to medium full competition and rally cars where more bite is needed at slightly lower temps

Specifications

Average Friction Co-Efficient (µ): 0.47µ – 0.50µ
Temperature: 122°F ~ 1472°F / 50°C ~ 800°C
Material: High Steel

Ideal for
  • Rallying on high level on gravel and tarmac
  • The perfect choice for rallying on gravel and slippery/wet conditions

Compound W7

Full race brake pads for pro circuit and rally racing with maximum stopping force.

Specifications

Average Friction Co-Efficient (µ): 0.48µ – 0.53µ
Temperature: 212°F ~ 1562°F / 100°C ~ 850°C
Material: High Steel

Ideal for
  • Professional high level racing
  • Professional high level rallying on tarmac

Compound WEI

Friction material that never ceases its character in long races for up 3 hours of continuous and repetitive use.

Specifications

Average Friction Co-Efficient (µ): 0.38µ – 0.42µ
Temperature: 572°F ~ 1292°F / 300°C ~ 700°C
Material: High Steel

Ideal for
  • Endurance racing competition

Compound WN2

Better initial response and performance, based on WN1. Very good disc life and constant performance.

Specifications

Material: High Steel
Temperature: 392°F ~ 1562°F / 200°C ~ 850°C
Average-Mu: 0.42 ~ 0.45

Ideal for
  • Professional racing
  • Constant high level use

Compound WN3

Materials and performances for high loaded constant running with strong initial bite, based on W7.

Specifications

Material: Full Metal
Temperature: 212°F ~ 1562°F / 100°C ~ 850°C
Average-Mu: 0.50 ~ 0.55

Ideal for
  • Top level sprint racing
  • Top level rallying

Source: WinmaX Europe