D/DE izitshalo zepholiyofothi yepolyurethane
Izinto ezibalulekile
1、Ukubanjiwe kakhulu, ukuhlawulwa okuncane, ukuphila okuningi kwezinye izinto;
2、Ubunzima 0.4～0.7g/c m³ okuyisethiwe, ubukhulu bokuphila kwesikhathi esiself-skinning 4～6mm;
3, isimo sokwenziwa sikhululekile, sisebenzisa ukubambisana + ukufakwa kwezinkambu zokufaka okuncane.