Iphepha lokuhlunga isikhwama setiye lisetshenziswa kunqubo yokupakisha isikhwama setiye. Ngesikhathi senqubo, iphepha lokuhlunga isikhwama setiye lizovalwa lapho izinga lokushisa lomshini wokupakisha lingaphezulu kuka-135 degrees Celsius.
Isisindo esiyisisekelo esiyinhlokoiphepha lokuhlunga yi-16.5gsm, 17gsm, 18gsm, 18.5g, 19gsm, 21gsm, 22gsm, 24gsm, 26gsm,ububanzi obuvamile115mm, 125mm, 132mm kanye 490mm.ububanzi obukhulu kakhuluingu-1250mm, zonke izinhlobo zobubanzi zinganikezwa ngokwezidingo zekhasimende.