PRINCIPAL EQUIPMENT AND INSPECTION EQUIPMENT USED

No

Equipment

Particulars

Qty

Purpose

Inspection Equipment

1

Laboratory Mill

150 X 300 mm roller

4

To homogenise / sheet rubber sample.

Thickness Gauge & Pyrometer

2

Analytical Balance**

Electronic model

8

To weigh rubber sample, dirt sieve and chemical.

Death weights
(1g – 100g)

3

Oven**

Memmert/Genlab model

6

To dry sample for VM and Dirt tests.

Temperature Probe with 4 sensors; Glass Thermometer

Modified ageing oven

3

To age sample for PRI test.

4

Plastimeter*

Wallace MK-II model

8

Initial plasticity (Po) and PRI test.

NA

Wallace Mk. V

1

5

Mooney Viscometer*

Sondes Place Mk. II

6

To determine the Mooney Viscosity of rubber.

Calibration Kit

6

Muffle Furnace**

Gallenkamp model

4

To ash the rubber sample for ash test.

NA

7

Colour Hydraulic
 Press**

Apex Construction Ltd.
 model

1

To mould the sample prepare for Lovibond colour matching.

NA

8

Dirt Heater*

6 - 12 kW; 85 - 140
 samples

3

To speed up the dissolution of rubber sample for Dirt test.

Temperature Probe

9

Rheometer*

Monsanto R100

1

To determine the curing characteristics of rubber in the form of rheograph.

Masterbatch

10

Nitrogen Test
 Apparatus

Digestion Heater &
 glassware

4

To determine Nitrogen content in
 rubber sample.

NA

11

AE Test Apparatus

Glassware & Heating
 Mantle 

2

To determine oil content in rubber
 sample.

NA

12

MASHT Apparatus

Glassware & Vacuum 
 Pump

2

To determine the harden Mooney
 Viscosity ( VR) of rubber.

NA

13

WASHT Apparatus

Glassware & Chamber

1

To determine the harden plasticity
 ( P) of rubber.

NA

14

Stop Watch / Timer**

Timer able to count down or count up from 1 sec to 99 min.

13

To determine the required timing in various tests.

NA

15

Digital Water Chiller

Temperature controller able to set between (0 to 35)°C.

1

To chill the Lab Mill rolls to ensure the roll surface temperature is between (24 to 30)°C.

NA

16

Digital Refrigerated Bath Circulator

Temperature controller able to set between (-10 to 60)°C.

To chill the condenser for distillation and extraction apparatus.

NA