Sentence examples for different hardness from inspiring English sources
This paper focused on optimizing the cutting conditions for the average surface roughness (Ra) obtained in machining of high-alloy white cast iron (Ni-Hard) at two different hardness levels (50 HRC and 62 HRC).
Concerning the desired physical properties including transparency, low melt viscosity and melting temperature as well as a wide range of hardness grades from soft (flexible) to hard (rigid), three different hardness grades of thermoplastic polyurethanes were found to be the best candidates for this lens application.
(a) Five different hardness PDMS elastic dampers made by five different mixing ratios.
The modified surfaces have different hardness, corrosion and wear properties.
Furthermore, the subjects tested four handles covered with rubber of different hardness.
Pairs made up of elements of different hardness operating together and journals of different design were studied.
We experimentally evaluated the device characteristics by using silicon rubber and polyurethane resin samples with different hardnesses, and we verified the hardness detection performance.
We measured actual bite pressure distribution when subjects simultaneously bit two silicone rubber samples with different hardnesses using their right and left incisors.
The examined coatings were deposited by plasma-enhanced chemical vapour deposition (PE-CVD) on three tool steel substrates, of different hardnesses.
Ion beam milling is currently limited by speed and surface area (to a maximum block face of ∼0.5 mm2) but can be targeted to specific areas, mill slice thicknesses down to ∼10 nm and cut through materials with different hardnesses in a single sample.
Aside from large beetles (which seem to be harder than any other food item processed by bats [ 9]), insects and fruit do not present significantly different hardnesses and there is a lot of variation within these general groups, mostly due to size differences of the dietary items (larger items are harder [ 9, 15, 53]).
