Pure tungsten bar is made of 99.95% tungsten powder. Its physical properties are as follows: density 19.3g/cm3, melting point (liquid) 3422°C, conductivity 30% IACS Min, hardness 69HRA Min. The forging and annealing process results can be obtained by test. It possesses special ...
1.Fashionable design 2.Copper wire motor, strong power, efficient heat dissipation system, fast cutting without jamming saw. 3.Anti self locking switch to ensure safe use. 4.Automatic chain oiling system, lubricate the chain fully to prevent oil leakage. 5.The anti-skid soft ...
This executive chair features a high back design with headrest and a built in lumbar support. To adjust the chair to your perfect \"sit\", there is a tilt lock mechanism that rocks and tilts the chair as well as locks in an upright position with a tilt tension adjustment knob ...