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Item Code: SM134

Tan Para Natural Rubber 40° shore

SM134 Tan Para Natural Rubber 40° shore is a product that has a high abrasion resistance, being classed as a ‘Para-Natural’ (or pure-gum). Produced from natural latex, this material is designed for applications including chute lining, shot-blast cabinet lining and seals, blade scrapers etc.

N.B. All Metroseal sheeting can be supplied plain or with self adhesive backed tape (SAB). Rubber Strip to bespoke sizes are available along with customised sheets/gaskets. Please email your enquiry details to sales@metroseal.co.uk

The above sheeting is manufactured from top quality virgin materials and ingredients meeting high standard of performance.

  • Material Profile: See below
  • Thickness: 0.5mm to 50mm
  • Sheet Size: 1.4m wide in 5, 10 and 20m rolls
  • Finish: Smooth finish
  • Cutting: Standard press-tools

Other grades, colours and finishes are available – subject to minimum batch quantities

This Product is REACH, RoHS, PAH and CE Compliant

PROPERTIES

TEST METHOD

VALUES FPS UNITS

TEST METHOD

VALUES METRIC UNITS

SPECIFIC GRAVITY

DIN 53508

1.02 ± 0.05

ASTM D297

1.02 ± 0.05

HARDNESS

DIN 53505

40 ± 5 SH A

ASTM D2240

40 ± 5 SH A

TENSILE STRENGTH ( MIN )

DIN 53504

2137 PSI

ASTM D412

150 KG/CM2

ELONGATION AT BREAK ( MIN )

DIN 53504

600%

ASTM D412

600%

ABRASION RESISTANCE ( MAX )

DIN 53516

120 MM3

ASTM D5963

120 MM3

COMPRESSION SET (70ºC/24 HRS/25% COMPRESSION)(MAX)

 

DIN ISO 815-1

 

30%

ASTM D395 METHOD B

 

30%

TEAR RESISTANCE ( ANGULAR ) MIN

DIN 53515

196 LBS/INCH

ASTM D624

35 KG/CM

CHANGE IN PROPERTIES AFTER

 

 

 

 

HEAT AGEING FOR ( 72 HRS. AT 70 ºC )

 

 

ASTM D573

 

— HARDNESS (PTS)

 

+ 5 (MAX)

 

+ 5 (MAX)

— TENSILE STRENGTH (%)

 

+ 10 / – 25

 

+ 10 / – 25

— ELONGATION AT BREAK (%)

 

+ 10 / – 25

 

+ 10 / – 25

VOLUME SWELL : AT 70ºC FOR 72 HRS

 

 

ASTM D 471

 

IN IRM OIL NO.1

 

NOT RECOMMENDED

 

NOT RECOMMENDED

IN IRM OIL NO.2

 

NOT RECOMMENDED

 

NOT RECOMMENDED

IN IRM OIL NO.3

 

NOT RECOMMENDED

 

NOT RECOMMENDED

CHEMICAL RESISTANCE

 

 

 

 

— OZONE

 

FAIR

ASTM D 1149

FAIR

— DILUTE ACIDS AND BASES

 

GOOD

 

GOOD

— CONCENTRATED ACIDS AND BASES

 

NOT RECOMMENDED

 

NOT RECOMMENDED

— OILS

 

NOT RECOMMENDED

 

NOT RECOMMENDED

— SOLVENTS

 

NOT RECOMMENDED

 

NOT RECOMMENDED

TEMPERATURE RANGE

 

-25º TO + 70 ºC

 

-25º TO + 70 ºC

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