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Rubber Compounds
Technical Rubber Sheets
Rubber Floorings
Rubberized fabrics
Wrapped V-belts
Open end flat
transmission belts
Conveyor belts  
Solid rubber weight plates
for power lifting
Solid tires
Rubber-metal goods
Buffers
Protection Means
Other articles
RUBBER COMPOUNDS FOR GENERAL USE                                           
INQUIRY
Type of rubber Group Color Hardness Shore Type A units Tensile strength, MPa Resistance to mineral oils Resistance against acids Resistance against alkalies
Abrasion resistance Service temperature
 NR I black
35-50 >15 * *** *** ** ***
II black
50-70 >15 * *** *** *** **
III black
80-90 >5 * *** *** *** **
  IR I red 40-50 >6 ** ** ** ** **
IIA black 45-55 >10 *** *** *** ** ***
IIB   55-65 >16 ** **** *** ** **
 NR+IR IA natural 35-40 >11 * *** ** ** **
IB white 40-50 >11 * *** ** ** **
 SBR I black 45-55 >5 * ** ** ** **
IIA black/
colored
60-70 >4 * ** ** ** *
IIB black 65-75 >10 * ** ** ** **
IIIA black/
colored
80-86 >4 * *** ** *** **
IIIB black 80-86 >18 * *** *** *** **
IIIC white & colored 87-93 >4 * ** ** ** **
SBR+ NR IIA colored >60 >5 * ** ** *** **
IIB black 65-75 >4 * ** ** *** **
IIC black/
green
50-60 >10(6) * ** ** ** **
SBR + IR I colored /black 45-55 >12 * *** ** ** ***
II black 65-75 >11 * *** *** *** **
IIIA black 75-85 >11 * *** *** *** **
IIIB black 85-95 >10 *

***

*** *** **
 SBR+NBR IIA white/
black
55-65 >5 *** *** *** ** ***
IIB colored/
black
65-75 >5 *** ** ** ** ***
IIC black 65-75 >12 *** ** ** *** **
 NBR I black 40-55 >6 **** ** ** ** ***
IIA blue 55-65 >8 **** ** ** ** ***
IIB black 65-75 >8 **** ** ** ** ***
IIIA black 70-80 >10 **** ** ** *** ***
IIIB natural 78-86 >14 **** *** *** *** ***
IIIC black 80-92 >11 **** ** ** *** ***
NBR+IR II black 47-57 >15 ** *** * ** ***
  СR I white 42-48 >13 *** *** ** * ***
IIA colored/
black
55-65 >12 *** *** ** ** ***
IIB black 60-70 >12(7) *** *** ** ** ***
III black 77-83 >12 *** *** ** ** ***
CR+NBR II black 55-67 >9 *** ** ** ** ***
CR+NR I green 42-46 >8 ** *** ** * **
IIA green 70-75 >4 ** *** ** * **
IIB green 50-55 >8 ** *** ** * **
IIC colored/
black
50-65 >12(9) ** *** ** ** ***
III black 80-92 >11 **** ** ** *** ***
EPDM II black 60-70 >7 * **** **** * ***
SBR+EPDM II grey/
black
55-65 >3,5 * *** *** ** **
NR+BR II natural 40-65 >8 * **** *** ** **
IR+BR IIA black >65 >12 * **** *** *** **
IIB black 65-75 >14 * **** *** *** **
IIC black 57-70 >16 * *** *** *** **
SBR+BR IIA black 58-68 >12 * *** *** *** **
IIB black 58-68 >15 * *** *** **** **
IR+SBR+BR IIA black 55-65 >15 * *** *** *** **
IIB black 58-68 >15 * *** *** **** **
III black 68-78 >9 * *** ** *** **
ebonite III natural - - *** **** **** *** ****
Legend:
Resistance to liquids Shore A units tensile strength, Mpa
**** excellent I 35-50 A <10
*** good II 50-70 B >12
** fair III 70-95 C -
* poor - - - -
We control the mechanical properties of the rubber compounds according to:
Property Method of control according to
Hardness BDSISO 7619
Tensile strength BDSISO 37
Relative elongation BDS ISO 37
Determination of density BDS ISO 2781
Abrasion resistance BDSISO 4649
Determination of the resistance to liquids BDS ISO 1817
Brittlenesstemperature BDS ISO R 812
Determination of rebound resilience BDS ISO 4662
Heat ageing in specific mediaat elevated temperature BDS ISO 1817
Permanent set at ambient and elevated temperature ISO 815
Delivery form:
  Width, mm Thickness, mm Length, mm Packing Insulation
1.Cut sheets 750-800 4 - 12 1000-1200 Stacked on wooden pallets plastic foil
2. Strips 600-800 4 - 8   folded on wooden pallets powdered with chalk or Zn-strearate
3.Calenendered sheet 800-1400 1- 3 30000 up to 50000 on wooden rolls plastic foil
   
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