Cib tshuab pwm ua cov khoom siv feem ntau muab faib ua ob pawg: hlau thiab tsis - hlau.
1. HLAU CIB TSHUAB Mould
Cov khoom siv rau cov hlau tshuab tshuab pwm feem ntau yog siab -} lub zog steel. Siab - lub zog steel muaj cov yam ntxwv ntawm lub siab tawv, muaj zog, thiab zoo haum raws li cov khoom siv pwm. Nyob rau tib lub sijhawm, los ntawm kev kho cua sov, polishing thiab lwm cov txheej txheem ua cov txheej txheem pwm tuaj yeem ua kom zoo heev, thiab cov npoo uas tiav ntawm cov cib tuaj yeem hloov kho.
2. Tsis - Hlau Cib Tshuab Moullic
Tsis - hlau Cib Tshuab Pwm yog ua los ntawm cov ntaub ntawv yas thiab cov khoom siv roj hmab. Cov ob cov ntaub ntawv muaj cov tawv zoo heev, durability, corrosion tsis kam thiab lwm yam ntxwv. Ntxiv mus, lawv tuaj yeem txiav tau yooj yim, punched, nias thiab lwm txoj kev ua, uas yooj yim kom ua dua li cov ntaub ntawv hlau. Tsis tas li ntawd, kev pabcuam lub neej ntawm tsis {4 4}} hlau Cib tshuab pwm tshuab moulds tseem ntev heev, thiab lawv tsis tas yuav raug kho thiab hloov ntau npaum li cov hlau tuaj pwm.