- Supply TypeManufacturer, Exporter, Supplier, Retailer
- Preferred Buyer Location All over the world
The object of this apparatus is to determine the polished stone value which gives a relative measure of the extent to which different types of road stones in the wearing surface will polish under traffic. The complete apparatus consists of the following: An accelerated polishing machine A friction tester. IS test sieves of sizes 10mm., 8.0mm.(both perforated plate), 425micron, 300micron, 212micron, 150micron.