Purchase of Equipment for Polymer Testing and Polymer Science Lab in Plastic Department

COMPRESSION SET APPRATUS • As per ASTM D 395 (Method A) • Plates : Stainless steel, flat, parallel faces • Spacers: Guided on rods, control strain (e.g., 30 mm diameter, heights like 9.4 mm for specific strains) • Specimen Size: Varies by standard; common are 13 mm or 29 mm diameter disks. • Strain Levels: Achieved via spacers (e.g., 10%, 15%, 25% compression) • Measurement: Often uses a dial indicator (e.g., 50mm range, 0.01 mm precision) to measure final thickness / deflection.

TEAR STRENGTH TESTER • Elmendorf Type • As per ASTM D 192 • Capacity of the Tearing : 1600 g (can be increased to 3200 g or 6400 g by adding augmenting weights. • For thin samples Weight range (gms) – 200, 400 and 800 also available (on demand) • Tearing Distance : 43 +/0.15 mm • Reading of Scale : 0 to 100% Range • Range of Weights : Range 1-1600, 3200, 6400 gms, Range 2-200, 400, 800 gms • Scale Reading : 0 to 100% of range • Accuracy : ± 2% within enire range. • Least count of scale : 1%

WATER BATH • Thermostatic control system • 6-hole capacity • Stainless steel double wall with leakproof construction • Power – 220 v / 50hz, • Heating – immersion heaters • Holes dia. – 75 mm • Temperature range – 5°C above ambient to 100°C • Temperature sensitivity - ± 0. 5°C or better • Temperature accuracy : ± 5°C

MECHANICAL STIRRER • Size : 7 liters • Impeller Type : Pitched Fan • Motor Type : AC/DC 1/20 HP • Stirring Shaft Length (mm) : 250 mm • Speed range (rpm) : 800 – 4000 rpm • Max. Stirring Capacity : 7 L • Stirring Shaft Diameter : 6 mm • Impeller Diameter : 38 mm • Fluid Type : Water

DIGITAL STOPWATCH • 1/100 Sec Precision Timer • Lap/Split Function • with Alarm • 12/24 Hour Format • Water – Resistant

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