Spark Plug
Iridium TT


ABOUT PRODUCT

1

About Iridium TT
1. The new Revolutionary Spark Plug from DENSO
2. Most superior in the TT range
3. Composed of both iridium and platinum
4. Features a "twin tip" - a thin centre of 0.4mm and a protruding ground electrode 0.7mm in diameter

 

How Twin Tip Works

Iridium Plug

 

 

 

Iridium TT Plug

 

①Double Needle

②Improves Combustion

Illustration based on standard spark plug

 

Unique Selling Point
1. Benefits to End-Users

Twin-Tip Technology

Fuel Savings

Enhanced Speed

Engine Efficiency

Xtra Mileage

2. Benefits to Distributors/Dealers
16 Plug Types fit 290 Models
Reduced Stocks
Save Money

 

Packaging Design

 


DENSO TECHNOLOGY

1

Iridium TT - DENSO Technology

In order to offer better ignitability, DENSO has approached to finer electrode plugs development with not only center electrode but also ground electrode.

 

Iridium TT is a ultimate performance plug with DENSO unique Needle-Needle Technology


FUEL CONSUMPTION

1

Evaluation of Fuel Consumption

Iridium TT contributes to lower gasoline mileage


GAS EMISSION

1

Evaluation of Exhaust Gas Emission

Iridium TT contributes to lower emissions


COMPARISON

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Comparison

Manufacturer

DENSO

Competitor N

Competitor B

Appearance / Specification on Sparking Portion

 

C. E. Material
(C.E: Center Electrode)

IR – Rh Alloy

IR – PT Alloy

IR – Rh Alloy

 

G. E. Material
(G.E: Ground Electrode)

PT – Rh Alloy

NI Alloy

PT – NI Alloy

Estimated Life Time (Ratio)

100

33

90

Better-wear-resistance electrode material of Iridium TT offers longer durability

(Melting Point : IR > Rh > PT > NI)


IGNITABILITY

1

Ignitability: Flame Kernel Comparison

Due to excellent ignitability by Flame Kernel Growth, TT Plug can cover for many types of conventional plug. TT Plug do NOT need different types of sparking portion specification that Conventional Plug required.


CONSOLIDATION

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Consolidation

Direct Fit and TT range

  • Iridium TT makes the DENSO TT-Range ready for future market demand

Direct Fit:

  • Connection to OE Reference

TT consolidated range:

  • IAM alternative

  • Technology upgrade

  • LPG/CNG compatible