Pencil tauri pencil tauri, kuma aka sani da film tauri pencil hanyar. Wani hanyar gwaji da tsarin auna don daidaitawa taurin rufi. Dangane da masana'antu ka'idoji, karfi na pencil aka raba zuwa matakan 13. Daga mafi wuya 6H mataki-mataki rage ta hanyar 5H, 4H, 3H, 2H, H, sa'an nan kuma ta hanyar m wuya da matsakaici HB, sa'an nan kuma daga B, 2B zuwa mafi m 6B. A ciki H wakiltar tauri (tauri), B wakiltar baƙar fata (baƙar fata). Daga 6H zuwa 6B taurin ya rage, launin fensil ya zama mai zurfi. Launi mai zurfi yana da alaƙa da graphite abun ciki, mafi zurfi launi, graphite abun ciki ma ne mai girma, kuma mafi laushi na fensil.

Amfani: Tanya taurin zane ta hanyar ƙwanƙwasa ƙwanƙwasan ƙwanƙwasan ƙwanƙwasan ƙwanƙwasan ƙwanƙwasan ƙwanƙwasan ƙwanƙwasan ƙwanƙwasan ƙwanƙwasan ƙwanƙwasan ƙwanƙwasan

Test fasaha halaye: tauri da aka nuna a matsayin pensul tauri ta hanyar plow karya fenti film a ƙarƙashin ƙayyadaddun gwaji yanayi

fasaha sigogi:

Aiki ka'idodin: GB / T6739-86 JISK5401 ASTMD2197

Nauyi: 1000 +/-1g

Pencil da samfurin Clamp kusurwa: 45 digiri

Fensal bayani: 6H-6B

Tsara gudun: 1mm / s