\r\r長(zhǎng)徑比<\/span> \r<\/td>\r | \rL/D=15-46<\/span> \r<\/td>\r | \r鍍鉻層厚度<\/span> \r<\/td>\r | \r0.05~0.10mm<\/span> \r<\/td>\r<\/tr>\r\r\r表面粗糙度<\/span> \r<\/td>\r | \rRa 0.4μm<\/span> \r<\/td>\r | \r鍍鉻層硬度<\/span> \r<\/td>\r | \rHV>850<\/span> \r<\/td>\r<\/tr>\r\r\r氮化脆性<\/span> \r<\/td>\r | \r一級(jí)<\/span> \r<\/td>\r | \r合金層深度<\/span> \r<\/td>\r | \r1.2~2.5mm<\/span> \r<\/td>\r<\/tr>\r\r\r氮化層深度<\/span> \r<\/td>\r | \r0.5~0.8mm<\/span> \r<\/td>\r | \r合金層硬度<\/span> \r<\/td>\r | \rHRC>65<\/span> \r<\/td>\r<\/tr>\r<\/tbody>\r<\/table>\r \r 螺桿可選用普通型、漸變型、突變型、屏障型、銷釘型、DIS開(kāi)扎風(fēng)流型、排氣型、BM型、分離型螺桿。壓縮比可按用戶要求進(jìn)行制造,螺桿頭數(shù)可以單頭或多頭,機(jī)筒可選擇開(kāi)槽強(qiáng)進(jìn)料系統(tǒng)分體式等,并可代為設(shè)計(jì)。 <\/span><\/span> \r<\/span> \r<\/div>
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