Synthetic Rubber Styrene-Butadiene Rubber SBR 1500 1502 1712 1717

Model NO.: SBR Material: Styrene Butadiene Rubber Form: The Massive Raw Rubber Sample: Free Origin: China Raw Material: Natural Rubber Appearance: Block Type: SBR1502 SBR1712 SBR1500 Specification: block Styrene butadiene rubber/ SBR Specification

Classification:
SBR 1500 ,
SBR 1502 ,
SBR1712 ,
 

Item		1500	1502	1712
Total ash,% ≤		1.00	0.75	1.00
Organic Acid,%		6.12	5.62	4.80
Oil content,%				27.3
Raw rubber Mooney viscosityML1001+4ºC		52	50	51
Mixing rubber Mooney viscosityML1001+4ºC≤		85	90	70
300%	25min	9.4	13.6	9.0
Set out	35min	13.6	16.4	11.6
Mechanical stress	50min	15.4	17.2	12.5
Tensile strength MPa35min ≥		22.1	23.7	18.3
Elongation,% 35min ≥		480	415	420
Application		For carbon black as reinforcing agent and low requirements for color products such as tyre tread, turn over the tire tread, conveyor belt, rubber hose, membrane products,extruded products	Used for bright color and light color rubber products such as tire lateral, transparent rubber shoes, adhesive tape, medical products and other general color products	For passenger car tire tread rubber, tire tread rubber, conveyer belt, rubber hose, usually black rubber products

 

SBR 1502 Specification Values(GB/T12824-2002)
Item		Property			Test Method
		A	B	C
Volatile matter %		≤0.60	≤0.75	≤0.90	GB/T 6737-1997
Ash %		≤0.50			GB/T 4498-1997 A
Organic acid  %		4.50-6.75			GB/T 8657-2000 A
Soap  %		≤0.50
Bound styrene  %		22.5-24.5			GB/T 8658-1998
Mooney viscosity 50ML(1+4)100		45-55	44-56		GB/T 1232.1-2000
Compound 50ML(1+4)100		≤93
300% 145MPa, 300%Modulus	25min	M±2.0	M±2.5		GB/T 8656-1998 A
	35min	20.6±2.0	20.6±2.5
	50min	21.5±2.0	21.5±2.5
Tensile strength (145,35min), MPa		≥25.5	≥24.5
Elongation (145,35min),%		≥340	≥330

 

SBR 1712 Specification (SH/T 1626-2005)
Item		Property			Test Method
		A	B	C
Volatile matter% m/m		≤0.60	≤0.80	≤1.00	GB/T 6737-1997
Ash% (m/m)		≤0.50			GB/T 4498-1997
Organic acid %m/m		3.90-5.70			GB/T 8657-2000
Soap %m/m		≤0.50
Bound styrene% m/m		22.5-24.5			GB/T 8658-1998
Oil %m/m		25.3-29.3	24.3-30.3		SH/T 1718-2002
Mooney viscosity ML(1+4)100		44-54	43-55	42-56	GB/T 1232.1-2000
Compound  ML(1+4)100		≤70			GB/T 1232.1-2000 ASTM IRB No.7
300%Modulus (145),MPa	25min	9.8-13.8	9.3-14.3		GB/T 8656-1998 ASTM IRB No.7 GB/T 528-1998 I
	35min	12.1-16.1	11.6-16.6
	50min	13.0-17.0	12.5-17.5
145,35min), MPa Tensile strength		≥19.4	≥18.4
(145,35min), % Elongation		≥380	≥370

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