Ka taea e enei miihini tapahi mohio te tere ake, te tika ake, me te mohio ki te aunoatangarongoā mo te tohu hoahoa, whakaritenga whaiaro, ratonga whakaputa papatipu, aha atu,he hototahi ki nga momo raupaparorohiko hoahoa auraki, me te whakauru ki te huinga katoa otaputapu tapahi ki te whakatutuki i nga rauemi rereke (pepa tautoko, rapa, rapa silicone, whakarewa, puru, rongo, neoprene, rapa nitrile, muka karaihe, polymers kirihou ranei etc.) Ka taea e ia te whakatutuki i nga hiahia rereke o te tapahi ahua motuhake, te tapahi haurua. , V-tapahi, slotting, tuhi, etc.
Ki te mahi tūnga CCD pū.ka taea e ia te mohio ki te tuunga aunoa me te tapahi tino tika.kia pai ake te tapahi me te whai hua.