Gulu la pepala:
K pepala 260g/m2/200g/m2 mitundu iwiri
American pepala A pepala 175g/m2, (ndi chofala kwambiri), chiŵerengero chosweka (3.5-4.0kg/cm2. G)
B pepala 125 g/m2,
Kusiyana: chifukwa cha kulemera kwapansi (gawo :g/m2) .8 310g/m2
K pepala ndiye chinthu chodziwika bwino pamsika 7 260g/m2
Taiwan pepala A pepala ndi osowa = 4 175g/m2 6 200g/m2
B pepala
C pepala kwenikweni inathetsedwa
Kuphwanya chiŵerengero: zoyambira kukana kukana kwa zinthu (unit kg/m2.g);
Mphamvu yosweka: (= kuswa chiŵerengero * kulemera kwapansi) mphamvu ya makatoni (unit kg/cm2& pounds/In2).
Board:
Zigawo zitatu zimatchedwanso single corrugation. Crater imodzi
1> Gawani pepala loyambira pamapepala oyambira
Asanu wosanjikiza pamwamba pa pepala
A. Kuchepetsa (kawirikawiri)4.5-5.0mm
Nthawi yotumiza: Jun-06-2021