TUFF BLOCK Mat Specifications


Tuff Block Mats and Modular Flooring

Original Physical Properties ASTM D 412 D 2240

DIE C DUMBBELLS TESTED AT 20 IN/MIN                                            Results          

ULTIMATE ELONGATION, %                                                              80

TENSILE STRENGTH, PSI                                                                  600

              SHORE A DUROMETER; PTS                                                             64

 

Ultra Violate Light Exposure, ASTM D 295

SPECIMENS EXPOSED 168 HOURS AT 10 IN. DISTANCE FROM A 275 W, TYPE RS BULB DIE C

           DUMBBELLS TESTED AT 20 IN/MIN,                                           Results   

           ULTIMATE ELONGATION,                                                                  70

           TENSILE STRENGTH, PSI                                                                 470

           SHORE A DUROMETER, PTS                                                            67

 

Artificial Weathering ASTM D 750 G 23

SPECIMENS EXPOSED 300 HOURS IN A CARBON-ARC BURNING, ASTM G 23 TYPE E WEATHEROMETER WITH WATER SPRAY AND ALTERNATE COREX D FILTERS REMOVED.

                                                                                                                  Results     

          ULTIMATE ELONGATION,                                                                   80

           TENSILE STRENGTH, PSI                                                                 460

           SHORE A DUROMETER, PTS                                                            67

 

 

Heat Aged Physical Properties, ASTM D 573

336 HOURS @ 185 F IN A FORCED-AIR OVEN. DIE C DUMBELLS TESTED AT 20IN/MIN.

                                                                                                                Results

          ULTIMATE ELONGATION,                                                                   66

           TENSILE STRENGTH, PSI                                                                 343

           SHORE A DUROMETER, PTS                                                            75

 

 

Tear Resistance, ASTM D 624 DIE C

                                                                                                                Results          

SPECIMINES TESTED AT 20 IN/MIN.                                                                                                   

           TEAR STRENGTH, LBS/IN.                                                                117

 

Compression / Deflection, ASTM D 575 D. Method A

Results
Load PSI
5
50
10
100
20
205
30
345
40
610
50
1,000**

** Exceeded testing apparatus capacity.

Flame Resistance, MIL – M – 15562 F

          HORIZONTAL BURN                                                Results                       Limit

           AFTER FLAME DURATION, SECOND                       72                          240 Max. Pass

           CHAR LENGTH, INCHES                                          4.0                         10 Max. Pass

 

Flame Resistance, UL 94 HB

                                                                                    Results                       Limit

           BURN RATE, IN/MI                                                 84                       1.5 MAX

 

Taber Abrasion, ASTM D 3389

                                                                                                Results           Limit

           TABER WEAR INDEX, MG/LOSS/1000 CYCLES                84          1.5 MAX

 

Fluid Resistance, ASTM D 471

SPECIMENS IMMERCED 24 HOURS @ 73° F

 

ULTIMATE ELONGATION

TENSILE STRENGTH

SHORE A DUROMETER

VOLUME CHANGE

TEST FLUIDS

%

PSI

PTS

%

NAPTHA

30

160

45

+80.3

XYLENES

10

70

36

+156.3

UNLEADED GAS

30

130

42

+68.4

WESSON OIL

100

710

42

+7.2

10W - 30 MOTOR OIL

90

680

42

+7.4

MIL-H-5606E

50

210

48

+70.2

ASTM #2 OIL

70

500

64

+3.1

CONCENTRATED LACTIC ACID 85%

90

580

59

+0.0

SULFURIC ACID (1 IN)

80

530

48

+0.6

Dimensional Stability

           SAMPLES AGED 24 HOURS @120F, 24 HOUR RECOVERY        Results                               

           LENGTH & WIDTH CHANGE %.                                                     0.24

 

Dimensional Tolerance

ALL DIMENSIONS ARE MEASURED AFTER MAT HAS BEEN STORED FOR 24 HOURS (MINIMUM) AT 70° FAHRENHEIT                                                                                        Results                                      

           MAT LENGTH RANGE                                                           48.000 TO 48.300”

          MAT WIDTH RANGE                                                               72.000 TO 72.500”

          1/2” & 3/4” THICKNESS TOLERANCE                                         +/- .030”

 

 

Specific Gravity, ASTM D 297

WATER DISPLACEMENT METHOD. SPECIFIC DISPLACEMENT METHOD.                     Results                                                                                                                                    

           SPECIFIC GRAVITY, G/CM                                                                                     1.06 TO 1.153

 
Tuff Block Mats are manufactured from recycled tire material. Recycled material content is 92%. All objectionable material including wire and fibers is removed. No filler materials are added. Mats are absolutely non-absorbent and will not harbor or promote growth of bacteria. Tuff Block Mats are easy to install and are virtually maintenance free.


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