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Item Code: SM557-02

Fine Ribbed Rubber Matting 30,000v to ASTM D178 ANSI JS.7

SM557-02 Fine Ribbed Rubber Matting to ASTM D178 ANSI JS.7  is a High Quality ribbed matting with the regulation standard stamped on the reverse of the roll at 1000mm intervals. Fully certified and tested to. It has a fine ribbed, anti-slip surface pattern on one side and a cloth impression finish on the reverse.
Dielectric test voltage: 17,000 volts
Surface proof tested: 20,000v
maximum safety working voltage of 30,000v
To Class 2 Electrical Resistance – Ozone, Flame & oil Resistant

Conforms to: ASTMD178 Type 2, Section 5
Class 5.1.2.1-A ozone Resistant
Class 5.1.2.2-B Flame Resistant
Class 5.1.2.3-C Oil Resistant

  • Fully tested to specification
  • Health & Safety regulation material
  • Fully traceable supply
  • Regulatory branding on reverse
  • Anti-slip finish
  • Low maintenance
  • THIS GRADE DOES NOT CONTAIN RECYCLED RUBBER
  • Cut lengths available to order.

SM557 can also be supplied to order in colours and flame retardant, low smoke emission grades

Properties

Test Method

Values

Test Method

Values

FPS Units

Metric Units

Specific Gravity

ASTM D297

1.8

DIN 53508

1.8

Hardness

ASTM D2240

80 ± 5 Sh A

DIN 53505

80 ± 5 Sh A

Tensile Strength (min)

ASTM D412

688 PSI

DIN 53504

80 kg/cm²

Abrasion Resistance (max)

ASTM D5963

N/A

DIN 53516

N/A

Tear Resistance (Angular) min

ASTM D624

90 Lbs/Inch

DIN 53515

16 Kg/cm

Change in properties

 

 

 

 

Heat Aging (168hrs/70°C)

ASTM D573

 

 

 

— Hardness (pts)

 

+7 (max)

 

+7 (max)

— Tensile Strength (%)

 

-50 (max)

 

-50 (max)

— Elongation at break (%)

 

-50 (max)

 

-50 (max)

Volume Swell: At RT/ For 24 hrs/IN

ASTM D471

 

 

 

IRM Oil NO.1

 

N/A

 

N/A

IRM Oil NO. 2

 

+4% (max)

 

+4% (max)

IRM Oil No. 3

 

N/A

 

N/A

Polymer Type

 

Synthetic Rubber

 

Synthetic Rubber

Chemical Resistance

 

 

 

 

— OZONE (40ºC/20% Stretch/50 pphm/ 3hrs)

ASTM D1149

No Crack

 

No Crack

— Dilute Acids and Bases

 

Fair

 

Fair

— Concentrated Acids and Bases

 

Not Recommended

 

Not Recommended

— Oils

 

Not Recommended

 

Not Recommended

— Solvents

 

Not Recommended

 

Not Recommended

Temperature Range

 

-30° to +100°C

 

-30° to +100°C

Colour

Black

 

 

 

Moisture Absorption (DW/23ºC/24

HRS),%, max

ASTM D570

3

 

3

Flame Resistance

ASTM D1692

12.7mm after 30 sec (SE)

 

12.7mm after 30 sec. (SE)

Withstand Voltage for class 2, 6.4mm thick

ASTM D178

20kv for 1 min

 

20kv for 1 min

Breakdown voltage

ASTM D178

30kv

 

30kv

Consent

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