MRF Tyres Brochure for competitors

MRF-AN INDIAN
TYRE GIANT
MRF - India's largest tyre manufacturer has a rich and varied history. A company which started with
the manufacture of balloons is today a USO 2.5 billion giant with products for every segment of the tyre market,
from the smallest scooter tyre to tyres for giant earth movers. MRF is also the only Indian tyre company to
manufacture aircraft tyres.
Cutting-edge R&D
MRF lays great emphasis on R&D and has grown to be the leader in all segments of the tyre market in India.
The Corporate Technical Centre, located in Chennai, India, is responsible for materials development, process and
product design and testing. The R&D centre uses the most advanced technologies for simulation, testing and design
practices. It develops best-in-class tyres for Indian and international markets to exceed all aspects of customer
expectation - safety, comfort and durability.
State-of-the-art manufacturing
Each of our factories are designed to rigorous standards with state-of-the-art automation and skilled technicians,
to deliver tyres of the best quality every time. What started in a modest shed has grown to nine modern factories
spread across India, each one geared to meet the exacting demands of our large customer base.
Global recognition
MRF has won the J.D. Power Asia Pacific Original Equipment Tyre Customer Satisfaction award a record 11 times
in the last 15 years - a testament to the trust reposed in brand MRF by our customers.
A passion for motorsport
MRF is passionate about motorsports and has been associated with all forms of motorsports for over 5 decades.
What started with touring car races, has led today to the power of Formula racing with India's own formula racing
series - the MRF Challenge featuring the MRF Formula 2000, one of the fastest racing cars in Asia. The series has
now gone international with rounds in Bahrain, Qatar, Dubai and Abu Dhabi and is now poised to make an entry
into other geographies.
MRF has won 7 Asia Pacific Rally Championship (APRC) titles including the 2015 championship with the MRF-Skoda
Asia Pacific Rally Championship team.
GRAVEL RALLY
TYRE PATTERNS
FEATURES AND BENEFITS
ZDM2
Asymmetric and laterally oriented pattern. Aggressive pattern
optimised for superior straight·line traction and cornering stability.
The inside pattern gives excellent performance during acceleration
and braking, while the lateral pattern gives high lateral grip during
cornering.
BLOCKS & GROOVE WIDTH:
Wider groove width and more open pattern than ZDM3 and ZG2
to give the best perlormance on soft and ver;r loose gravel.
ZDM3
Asymmetric and laterally oriented pattern. Optimised for superior
straight-line traction and cornering stability. The in1id1 pattern gives
excellent performance during accel1ralion and braking, whil1
the lateral pattern gives high lateral grip during cornering.
BLOCKS & GROOVE WIDTH:
Open pattern, good for soft and loose gravel.
ZG2
Asymmetric and curvilinear pattern. Optimised for superior straight-line
traction and better cornering stabiUtJ. The inside pattern giYH excellent
performance during acceleration and braking, while the curvilinnr
lateral pattern gim better lateral grip during cornering.
BLOCKS & GROOVE WIDTH:
Open pattern to give best perlormance on soft and loose gravel.
ZGM
ZVH1
Symmetric pattern which can lit on all fourwhaals. lntagratad buttons
and narraw-grallYI width pattern give Iha bast performance an hard
packs with small pebbles and rough surfaces. Lessar tread depth to
give more stability on very hard packs.
ZWM2
WET TARMAC (ASPHALT)
RALLY TYRE PATTERNS
FEATURES AND BENEFITS
ZTW1
Dasignad far wet/damp (asphalt) tarmac rally/circuit ncing. Its '-rib
pattern with improved water channeling enhances the performance
when the tarmac is wet.
ZST
DRY TARMAC (ASPHALT)
RALLY TYRE PATTERNS
FEATURES AND BENEFITS
ZTD2
ZTl1
CIRCUIT RACING
DRY TYRES (SLICK)
FEATURES AND BENEFITS
ZTD1
CIRCUIT RACING
WET TYRES
fll!..TURl!!S ..ND lll!Nl!fllTS
ZTW4
dl!Mll!:IMll,fi!fltlll
1
1i:,. .
ZTW5
GO-KART RACING TYRES
SLICK AND WET
.....TUR•S ..ND ••N•..ITS
ZTD1 & ZW3
MOGRIP
MOTOCROSS (MMX)
FEATURES AND BENEFITS
MMX
Provides acomfortable ride in the mast rugged terrains. Engineered for contruUed
ateelenition, effediYe braking and better girnering st1 bility, these tyres deliver
excellent traction on soft to intarmadiata tarrai n. Hump fillats conned tha traad lugs
and reinforce the tread blocks to give straig ht-linestabitity with theside lugs
helping in cornering.
))
TECHNICAL INFORMATION
-
TYRE SIZING/MARKING OF RACING AND RALLY TYRES
/
Tyre Identification
The marking on the side af the 1)9111 tells us the basic size of the tyre. the rim
diameter and the width of the rim. ~ wi/U/lustrate htM to read the different
lypas of mrrrl<ings that msy apJJQr on the side of rally/racing tyms.
csw
OD
RD
Nominal cniss section
Width 'Xllrt.l8t<l In mm
Nominal external diameter
eicp,.....t<l In mm
Nominal rim diameter
.}
t
.}
240
640
18
csw
TW
csw
Aspect Ratio (AR)
R
RD
Nomirwil croaa Melian
Thenllio
Radial
Nominal rim diameter
width. apruS11d
1nmm
1
ODlHD·r -le
-~I
txl>rttMd In lnchn
~the-
he91l~nd lhe
t
----'-"-'--RW
.}
205
Rlm"'1dth
con~truction
65
OptUSlld
in inches
nomnal wclion
wid1h (HfCSWJ in tml
t
R
.}
15
Eg. 205/65R15
Eg. 200/51JJ-13
Racing Tyre Sizing (Classification 21Eg. 2'0/6"1·18
where,
where,
where,
205 is the CSW of the tyre in mm
65 is the aspect ratio
R- Radial construction
15- Nominal rim diameter in inches
200 is the TW of the tyre in mm
540 is the OD of the tyre in mm
13 - Nominal rim diameter in inches
240 is the CSW of the tyre in mm
640 is the OD of the tyre in mm
18 - Nominal rim diameter in inches
Rally Tyre Sizing-
Race Tyre Sizing [Classification 1)-
USER INFORMATION
mE STORAGE: Tyres should be stored in a cool, dry and dark place away from direct sunlight [Suggested storage temperature: 25°C ± 5°C).
RIMS: Recommended width of the wheel as specified to be used for optimum performance. However, from the original specified rim width ± 0.5" can also
be used. ETRTO/JATMA standards can be referred for the correct rim width.
mE MOUNTING AND REMOVAL: Mounting/demounting should be done by trained personnel using a suitable mounting machine. Prior to fitment, inspect
the rim and tyres for any external damage. Tyres have to be mounted according to the direction of rotation specified on the sidewall. The rim seating area
and tyre beads should be lubricated. Recommended tyre pressure to be followed. Check for the proper seating of the beads and tyre centring with reference
to RCR !Rim Centre Ring! after inflation. Balancing of the tyres must be done.
LEFT & RIGHT: Directional pattern tyres must be used on the correct side. Left or Right and Outer side marking on the sidewall must be followed
for best performance.
Gravel Rally- Compound Selection Guide
1---C_o_m_,,p_ou_n_d--1,____~1---T_ra_c_k_S_urf_a_c_e--+--~C_on_d_it~io_ns_-+-~T_ra~c_k~Te_m...,.,p'-e~ra_tu~re~•C~-1
Hardness
~:~~
Hani IHI
10-120'C
Medium IMJ 60-11o-c
sottlSl
25-eooc
Wet (W)
zo - 90'C
Wet
oamp
::i=:Jwt::=t::::!::::!::::!=t:::::t:::l•••---+--t
HAND-CUT TREAD PATIERN: Groove width between
the pattern blocks can be widened if required.
However, hand cutting the buttons could alter the
performance. Hence a careful decision is to be made
based on the terrain conditions.
COMPOUND HARDNESS MARKING: Rally tyre and
Tarmac (AshphaltVCircuit Racing - Compound Selection Guide
racing tyre compounds are designed for different
1---c--m-ou_n_d_ _ _li_ra_c_k_S_urf_a_c_e_ _ _C_o_n_di-tio_n_s-~-11-ra_c_k_i-em-~-e-ra_t_u_re_•_c--1 applications, usage, weather conditions and track
0
Medium(M)
Soft ISi
Super Saft (SS)
Worlling
Temp.
90-130'C
50-110-C
'll-90'C
25-IO'C
Wet(W)
20. 9D'C
Hardness
Hanl(H)
Wet
l>aMp
Dry
-s I 0 I
5
110 120 125 130 135 1, 0
temperatures. Compound hardness is identified by
H!Hard compound!, M(Medium compound!,
S[Soft compound!, SS !Super Soft compound! and
W(Wet compound!.
CIRCUIT RACING • SLICK I WET
A. Formula 3 Cars (Radial - TUbelessl
Sl. No.
Pattern
Tyre Size
RRW•
(inch]
Section
Width
Tread
Width
Overall
Diameter
NSD
Compound
Usage
1
ZTD1
200/540-13
8
225
200
540
2.8
H/M
Dry
2
ZTD1
240/570-13
10
280
245
575
2.8
H/M
Dry
3
ZTW5
200/540-13
8
225
200
540
5.6
w
Wet
4
ZTW5
240/570-13
10
280
245
570
5.6
w
Wet
5
ZTW6/7
240/570-13
10
280
245
570
5.6
w
Wet
Remarks
Under development
B. Touring Cars (Radial - TUbelessJ
1
ZTD1
185/60-13
5
180
155
550
5.6
SS
Dry
2
ZTD1
190/580-15
7
200
180
580
5.6
s
Dry
3
ZTD1
200/605-17
7
215
200
600
3.8
M
Dry
4
ZTD1
235/620-17
8
245
235
620
2.8
M
Dry
5
ZTD1
240/640-18
8
235
225
645
2.8
H/M
Dry
6
ZTW4
235/620-17
8
245
235
620
5.6
w
Wet
7
ZTW6/7
240/640-18
8
235
225
645
5.6
w
Wet
Underdevelopment
GRAVEL RALLY
Radial· TUbeleu
Sl. No. Pattern
A
B
Tyre Size
Side RRW* Section Tread
(inch) Width Width
Overall NSD
Diameter
Compound
Usage
(Gravel Surface]
Remarks
ZDM2
185/70-13 L/R
5.5
190
165
590
10.6
H/M/S
V.Soft to Medium
Wider Grooves
ZDM2
195/60-15 IJR
6
205
175
615
11.5
H/M/S
V.Soft to Medium
Wider Grooves
ZDM2
205/65-15
6
210
185
645
11.6
H/M/S
V.Soft to Medium
Wider Grooves
ZDM3
185/60-14 IJR
5.5
185
150
580
11.2
H/M/S
Soft to Medium
Medium Grooves
ZDM3
195/65-15 IJR
6
205
170
635
11.5
H/M/S
Soft to Medium
Medium Grooves
ZDM3
195/70-15 L/R
6
205
170
650
11.5
H/M/S
Soft to Medium
Medium Grooves
IJR
c
ZG2
205/65-15
L/R
6
210
175
645
11.7
H/M/S
Soft to Medium
Medium Grooves
D
ZGM
175/70-13
NA
5
180
145
575
11.2
H
Soft to Medium
Medium Grooves
E
ZVH1
185/60-14
NA
5.5
185
150
570
7
M
ZVH1
185/65-15
NA
5.5
185
150
620
9.2
M
ZVH1
195/65-15
NA
6
200
165
635
7
M
ZVH1
205/65-15
NA
6
205
171
645
9.2
M
ZWM2
205/65-15
NA
6
205
135
645
11.6
H/M/S
F
Narrow Grooves
V. Hard with
Small Pebbles.,
Medium Grooves
Narrow Grooves
Medium Grooves
I
(
Wet and Mud
Medium Grooves
'
mi'~ ,l~~
1
WET and DRY TARMAC (Asphalt) RALLY
Radial - Tubeless
St.No. Pattern
T~reSize
Equivalent RRW* Section Tread
[inch) Width Width
Size
Overall NSD Compound
Diameter
Usage
A
ZTW1
175/60-13
r--
5
170
155
535
6.5
S/W
Wet
B
ZTW2
1~5/55-14
--
5.5
190
170
560
5.6
S/W
Wet
ZTW2
195/60-15
--
5.5
190
175
600
5.6
S/W
Wet
--
5.5
180
155
550
6.5
SS
Wet
••
Remarks
c
ZST
185/60-13
D
ZTl1
185/55-14 170/560-14
6
200
170
560
5.6
M/S
Dry
ZTl1
205/55-15 180/600-15 6.5
220
180
600
5.6
M/S
Dry
Under development
ZTl1
210/625-17 190/620-17
7
210
185
620
5.6
MIS
Dry
Under development
ZTl1
2251650-17 200/640-17 7.5
225
200
640
5.6
MIS
Dry
Under development
ZTl1
225/650-18 200/640-18 7.5
225
200
640
5.6
MIS
Dry
Under development
190
175
600
5.6
MIS
Dry
E
ZTD2
185/60-15
Go-Kart
SL No. Pattern
A
B
5
Bias - Tubeless
Tyre Size
Equivalent RRW Section Tread
[mm) Width Width
Size
Overall NSD Compound
Diameter
Usage
ZTD1
80/250-5
--
120
130
90
255
3.5
MIS
Dry
ZTD1
150/270-5
--
170
190
155
280
3.5
MIS
Dry
ZTD1
4.5x 10.0-5 105/250-5
120
130
105
260
3.5
MIS
Dry
ZTD1
7.1x11.0-5 150/270-5
200
205
155
270
3.5
M/S
Dry
ZW3
80/150-5
--
120
130
90
255
3.5
w
Wet
ZW3
150/270-5
--
170
190
155
280
3.5
w
Wet
Motocross
SL No. Pattern
A
--
Remarks
Bias - Tubeless/Tube type
Tyre Size
Equivalent RRW" Section Tread
Size
[inch) Width Width
--
MMX1
2.75-18
MMX2
3.25-16
MMX2
100/90-19
---
MMX3
80/100-21
--
Overall NSD Compound
Diameter
1.85
75
90
625
10.2
M
2.15
85
100
605
11.5
M
2.5
100
130
680
15.4
M
1.85
80
115
710
10.5
M
Usage
Remarks
•RRW- Recommeded Rim Width in inches
Notes:
1] All the above tyre dimensions are in Millimeters [mm), rounded off to nearest values.
2] Specified dimensions are design values and are subject to change by the manufacturer at any time.
3] Every 0.5 inch difference in rim width from that specified above will result in a :t:5mm change in section width.
4] Compound/usage to be decided by the driver/team based on terrain, weather and other conditions.