Kev ziab: ziab feem ntau tsis tas yuav tsum tau ua.
Qhov kub thiab txias: 185-205 ℃; Pwm kub: 20-50 degree
Txhaj siab: Txog li 1500 bar; Tuav siab: Txog li 1000 bar; Kev txhaj tshuaj nrawm: Txhawm rau tiv thaiv cov khoom degradation, feem ntau siv cov tshuaj tua kab mob siab heev.
Khiav thiab rooj vag: Txhua hom rooj vag zoo tuaj yeem siv tau. Rau qhov me me, tus pin- taw tes rooj vag lossis submarine (tunnel) rooj vag yog nyiam; rau qhov thicker qhov chaw, kiv cua rooj vag yog nyiam. Qhov tsawg kawg nkaus txoj kab uas hla rau tus pin-point lossis submarine rooj vag yuav tsum yog 1 hli; lub thickness ntawm kiv cua rooj vag yuav tsum tsis pub tsawg tshaj 1 hli.