Indian Rubber Manufacturers Research Association Thane, Maharashtra, India

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	Rubber Processing
	Chemical
	Physical
	Instrumentation - I
	Instrumentation - II
	Instrumentation - III

Rubber Processing

1 Mixing

a] Open Mill - 15 Kg Capacity
b] Banbury - 35 kg Capacity

2 MOULDING OF TEST SPECIMEN - Rubber & Plastics
     (Compression, Transfer and Vaccum Molding)

3 EXTRUSION OF COMPOUND
     (hot feed extruder, Cold feed extruder)

4 AUTOCLAVE CURING

5 RUBBER INJECTION MOLDING, 1000cc Capacity

6 BRUSSELE'S TARIFF NOMENCLATURE (CUSTOMS)
     (POLYMER, LATEX RUBBER ETC.)

7 PRODUCT DEVELOPMENT

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Chemical

1 POLYMER IDENTIFICATION by FTIR

2 POLYMER IDENTIFICATION BY CHEMICALS
(Raw Rubber Only)

3 FTIR GRAPH (WITHOUT INTERPRETATION)

4 HATR

5 WEATHER O METER

6 ICP (elemental analysis)
additional element in same sample

7 VOLUME CHANGE/WEIGHT CHANGE ( % ) in both Room Temperature and higher
Temperature in liquids:

a] DIESEL/PETROL / KEROSINE

b] ASTM REFERENCE FUEL (A, or B or C)
( FOR EACH FUEL )

c] ASTM REFERENCE OILS (1 or 2 or 3)
( FOR EACH OIL )

d] SAE OILS / MINERAL OILS / GREASE

e] ACIDS / ALKALI

f] SEA WATER / BRINE SOLUTION

8 FUEL SOLUBLE MATTER

9 MOISTURE CONTENT

10 ASH CONTENT (BY SULFATION METHOD, NORMAL METHOD)

11 ZINC OXIDE CONTENT IN RUBBER

12 SPECIFIC GRAVITY / DENSITY OF RAW MATERIALS/PRODUCTS

13 TOTAL SOLID CONTENT

14 VISUAL OBSERVATION

15 TOTAL SULPHUR, FREE SULPHUR, COMBINED SULPHUR

16 ELEMENTAL ANALYSIS (by chemical)

17 GEL CONTENT

18 FIRE RETARDANCE TEST

19 FLAMABILITY TESTING

20 ZINC OXIDE PURITY

21 IGNITION LOSS

22 pH VALUE

23 POUR DENSITY / BULK DENSITY

24 BOILING POINT/MELTING POINT/ANILINE POINT

25 DRY RUBBER CONTENT

26 DIRT CONTENT

27 DETERMINATION TACK TIME

28 PRESSURE COOKER GASKET PERFORMANCE TEST

29 AUTOCLAVE AGEING TEST

30 WATER EXTRACTION ( 70°C & 100 °C )

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Physical

1 PROCESSING TESTS

a] RHEOMETRIC STUDY
b] MOONEY VISCOSITY
c] MOONEY SCORCH TIME

2 HARDNESS a) SHORE - A/SHORE D b) MICRO HARDNESS c) IRHD (DEAD LOAD METHOD)

3 TEAR STRENGTH (SPLIT / ANGLE)

4 TENSION SET

5 ADHESION / BOND STRENGTH

6 BURST PRESSURE (FOR HOSES upto 25,000 Psi)

7 PROOF PRESSURE TEST FOR HOSES

8 RECOVERY TEST

9 COMPRESSIBILITY TEST

10 COMPARATIVE STUDY (HARDNESS TESTER)FOR CALIBRATION

11 GRIP TEST (LPG TUBE)

12 RESILIENCE (AT ROOM TEMP.)

13 STRESS / STRAIN PROPERTIES

a] TENSILE STRENGTH & ELONGATION AT BREAK
b] MODULUS AT 100%, 300% etc.

14 COMPRESSION SET

15 ABRASION RESISTANCE(ARI/Relative Volume Loss)
(as per DIN Standard)

16 ABRASION TEST FOR HOSES

17 HIGH VOLTAGE TEST a) UPTO 40 KV (BOTH AC/DC SEPARATETLY)

18 DE-MATTIA FLEXING

a] CUT GROWTH AT ROOM TEMP.(UPTO 50 KCS)
b] CUT GROWTH UPTO 80°C (UPTO 50 KCS)
c] CUT INITIATION(UPTO 200 KCS)
d] CUT INITIATION AT 80°C
(UPTO 200 KCS)
e] DYNAMIC SPLICE LIFE FOR AUTO TUBE
(4 REGIONS) (UPTO 200 KCS) ADDITIONAL Rs.100/50 KCS
f] ROSS FLEXING ( CUT INITIATION )

19 AIR AGEING CHARGES UPTO 250°c

20 ADHESIVES TESTING

21 DRUM FRICTION TEST (FOR BELT)

22 SCOTT FLEX TEST (FOR BELT)

23 HYSTERESIS TEST/STRESS RELAXATION

24 OXYGEN AGEING (PER DAY)

25 OZONE RESISTANCE TESTS (0-500 pphm)
(RT - 50'C)
STATIC AND DYNAMIC

26 GOODRICH FLEXOMETER (HEAT BUILD UP)

27 AIR PERMEABILITY TESTING

28 FULL TUBE TESTING AS PER S.T.U. SPECIFICATION

29 VALVE PULL OUT STRENGTH (AUTO TUBES)

30 LOAD DEFLECTION: (0-10,000 Kg)

31 DIMENSION CHECKING

32 LIP OPENING TEST

33 BELT BREAKING STRENGTH

34 CARBON BLACK DISPERSION TEST

35 STATIC COEFFICIENT (Ge) (TENSION/
COMPRESSION)(STATIC SHEARING
ELASTICITY)

36 TEST FOR RUBBER PRODUCT AS PER IS/BS STANDARDS.

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Instrumentation I

1 THERMO GRAVIMETRIC ANALYSER (TGA)

a] HEATING RATE 1 to 100°C/MIN
b] Temperature - 30°c to 1000°c

2 DIFFERENTIAL SCANNING CALORIMETER ( DSC )

a] Heating rate - 1-200°c/Min
b] Temperature minus 120°c to plus 500°c
c] OXIDATIVE INDUCTION TEST (OIT)

3 MELT FLOW INDEX

4 VICAT/SDT. SOFTENING POINT

5 IMPACT TESTING (IZOD/CHARPEY)

6 TWIN SCREW EXTRUSION

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Instrumentation II

1 BRABENDER :-

a] MIXING CAPACITY 65cc AND 350cc
b] EXTRUSION (with temp & pressure control)
c] VISCOSITY PARAMETERS BY CAPILLARY

2 SERVO HYDRAULIC MACHINE

1] LOAD DEFLECTION - upto 5000 Kg
2] DYNAMIC STIFFNESS
3] RESONANCE SEARCH TEST - upto 1000 Kg
4] ENDURANCE TEST (FATIGUE TEST)

3 STRESS RELAXATION (both room temperature and upto 200°c)

4 PLASTIC INJECTION MOLDING, Capacity 45 Tons
Temperature Range : upto 450°c
Short Volume : upto 100°cc

5 DYNAMIC MECHANICAL ANALYSER ( DMA ) :- (METRAVIB FRANCE)
Frequency : 0-1000 Htz
Temp. :- -150°C to 450°C
Load : Up to 150 N

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Instrumentation III

1 SURFACE AREA ANALYSIS (BY BET METHOD)

2 LOW TEMPERATURE FLEXIBILITY UPTO - 80°C

3 Measurement of brittle pt.

4 POLYSULPHIDE SEALANT TESTING:

a] AS PER BS-4254-1987/IS12118-1987)
b] AS PER BS-5212-1996

5 U.V. EXPOSURE FOR 24 HRS.

6 GAS CHROMATOGRAPH - MASS SPECTROMETER (GC-MS)

a] GC-MS ANALYSIS (DIRECT INJECTION)
b] GC-MS ANALYSIS (PYROLYSIS METHOD)

7 LOW TEMP. RETRACTION

8 LOW TEMPERATURE FLEXIBILITY-LIQUID COOLING

9 VISCOSITY - BROOKFIELD VISCOSITY, AT RT
COOLING CHARGES EXTRA

10 ELECTRICAL INSULATION RESISTANCE TEST
(VOLUME/SURFACE RESISTIVITY)

11 HUMIDITY CHAMBER (CONDITIONING)

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