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METYLSTYRENE-BUTADIENE SYNTHETIC RUBBER SKS-30 ARKPN (SBR 1502)



GOST 23492-83 with amendment # 1-3

Used for technical and colored rubber products.

Technical Data:

Properties and composition Typical values
Top grade
OKP Code:
     Briquettes
     Rolls

22 943404 06
22 943404 13
Appearance: light-yellow to beige:
     Briquettes, kg
     Rolls, kg

30±0,7
40±1,0
Mooney viscosity MB 1+4 (100°C) 27-37
Tensile strength, MPa (kgf/cm2), min 23,0 (235)
Elongation at break, %, min 560
Ball Rebound Resilience, %, min 33
Dryining loss, Wt. %, max 0,4
Ash, Wt. %, max 0,8
Antioxidant AO-6, or polygarde, or VS-30A, Wt. % 1,0-2,0
Organic Acids, Wt. % 5,0-7,2
Organic Acid Soaps, Wt. %, max 0,3
Metals, Wt., %, max:
     Iron, Fe
     Copper, Cu

0,008
0,0002
Bound monomer (alphamethylstyrene), Wt. % 22-25

Packing, marking, transportation, storage

Rubber briquettes are packaged in polyethylene film of trade M, H and T according to GOST 10354.
Paper four- layer glued bags of any grade, except HM at GOST 2226.
It is allowed to use polyethylene film and paper bags of all sorts with analogous characters.
For export rubber briquettes are packaged in one-layer polyethylene film and placed in wooden pallets.
The rubber is transported by all forms of transport in covered transporting means in accordance to all rules of cargo's transportation standing at transport of this form.
The rubber is stored at temperature not higher 30 (°C).
Shelf life - 1 year from date of production.

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Metylstyrene-butadiene synthetic rubber SKS-30 ARKPN (SBR 1502)