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                      橡膠螺桿

                      主頁 > 產品中心 > 橡膠螺桿 >

                      橡膠機螺桿

                      橡膠機螺桿

                      • 規格:
                        橡膠銷釘螺桿機筒直徑:Φ75mm-φ200mm
                        橡膠冷、熱喂料螺桿機筒直徑:Φ30mm-φ300 mm
                        長徑比:12-18

                        基底材質:
                        1)38CrMoAlA(JIS SACM645)
                        2)42CrMo(AISI 4140)
                        3)4Cr5MoSi V1 (JIS SKD-61)

                        處理工藝:
                        熱處理
                        氮化處理

                        技術參數:
                        氮化深度: 0.50mm-0.80mm
                        氮化硬度: 900-1000HV
                        氮化脆性: <= 1級
                        表面粗糙度: Ra 0.4
                        螺桿直線度: 0.015mm
                        氮化后表面鍍鉻層硬度:≥950HV
                        鍍鉻層厚度: 0.025~0.085mm
                        雙合金深度: 3mm

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