Ka whakamahia nga taonga noa he papa-Plywood
Whakaahuatanga
| Ko nga tohu kounga matua o te plywood (papa taonga) | ||||||
| Te inenga ahu | ||||||
| Awhe matotoru ingoa (t) | Papa kirikiri (papa kirikiri) | |||||
| Whakaaetanga Matotoru o Roto | He rereke te matotoru ingoa | |||||
| 7＜t≦12 | 0.6 | ＋（0.2＋0.03t) | ||||
| 12＜t≦25 | 0.6 | ＋（0.2＋0.03t) | ||||
| Nga tohu mahi a-tinana me te matū | ||||||
| kaupapa | wae | Te matotoru/mm | ||||
| 12≦t＜15 | 15≦t＜18 | 18≦t＜21 | 21≦t＜24 | |||
| Te ihirangi makuku | % | 5.0-14.0 | ||||
| Te kaha hono | MPa | ≧0.7 | ||||
| Te kaha pikonga pateko | Ma te witi | MPa | ≧50.0 | ≧45.0 | ≧40.0 | ≧35.0 |
| Wehenga whakawhiti | MPa | ≧30.0 | ≧30.0 | ≧30.0 | ≧25.0 | |
| Kōwae rapa | Ma te witi | MPa | ≧6000 | ≧6000 | ≧5000 | ≧5000 |
| Wehenga whakawhiti | MPa | ≧4500 | ≧4500 | ≧4000 | ≧4000 | |
| Putanga okawa | － | E1/E0/ENF/CARB P2 | ||||
| Mahinga kiri toua | － | Ko te roa o te tihorenga o ia taha o te pepa kiriata whakakikoruatia me te paparanga mata o te plywood kaua e neke atu i te 25mm | ||||
Tuhipoka: Raraunga tohutoro:GBT 9846-2015, 10-1, GB∕T 17656-2018
Nga korero
Ko tenei hua he (Class III) plywood whakamahia i roto i te taiao maroke.Ko nga rauemi mata o te hua ka tohua mai i te eucalyptus i whakatohia i Guangxi, Haina.I muri i te tukatuka tika, ka tapahia te hurihuri ki roto i te kounga teitei, a, ko te makuku o te makuku e whakahaerehia ana e te punaha whakamaroke., He maha nga wa ka whakatakotoria te whakakikorua me te whakapiri, ka pehia te hua kua oti i roto i nga tukanga maha penei i te wera wera.E ai ki nga whakaritenga a te kaihoko mo te mahi taiao, ka tohua te urea-formaldehyde gule me te lignin-free gule, a ka taea e te whakaputanga formaldehyde o te hua te whakatutuki i te E1/CARB P2/E0/ENFpaerewa , a ka paahitia te California Air Commission (carb) P2 me te kore tiwhikete taapiri aldehyde.I muri i te kirikiri me te kani, he tika te rahi o te hua, he maeneene te mata, he kaha te hanganga o te hanganga, te kaha o te honohono me te iti o te whakarereketanga. E ai ki te hiahia o nga kaihoko, ka taea e te wheketere te whakapiri i te matua o te mahogany ki nga taha e rua o te poari, ka taea e nga kaihoko o muri te whakapiri teitei- kiri kōeke me te hangarau tukatuka peita UV;Ka taea hoki e te wheketere te whakapiri i nga rakau hangarau mo nga kaihoko o muri ki te whakapiri tika i te triamine e anga ana ki te hangarau pepa.Ko te rahi o te whakatakotoranga o te hua ko te 1220 * 2440 (2745, 2800, 3050), me te matotoru ko te 9-25mm. Ko nga Hua he papa rakau-tuhinga papaa kaore i tukatukahia.
Hua Painga
1. Ko te punaha whakahaere whakangao o ia wheketere papa rakau i roto i ta maatau roopu kua paahitia te Punaha Whakahaere Hauora me te Haumaru Mahi（GB/T 45001-2020/ISO45001:2018）、Punaha whakahaere Taiao（GB/T24001-2016/IS0 14001: 2015）、Punaha whakahaere kounga、（GB/T19001-2016/IS0 9001:2015） Tiwhikete. hua ma te Tiwhikete FSC-COC.
2. Ko te panui rakau-rakau waitohu Gaolin i hangaia ka hokona e to tatou roopu kua riro i nga honore o Haina Guangxi Famous Brand Product, China Guangxi Famous Waitohu, Haina National Board Brand, me etahi atu, a kua tohua hei Ngahere Ngahere Matua Arahi Enterprise e te Huihuinga Tukatuka me te Toha rakau mo nga tau maha.
