国产精品人人做人人爽_亚洲中文久久精品无码软件_又黄无遮挡无码的免费视频_亚洲中文字幕日产无码_无毒不卡在线观看无需下载_完整观看高清秒播国内外精品资源_免费分享最新最快的成人影视资源网站

ÖÐÎÄ°æ     ENGLISH
Company News
Band hardening furnace has been fully successful upgrading
Date£º2015/9/21    Hits£º5462

Figure 1 is a band saw before upgrading quenching furnace


Figure 2 for the upgrading of the band saw after quenching furnace

Dalian Special Steel Co., Ltd. by vigorously carry out technological reform, cost efficiency and other activities, band saw blades hardening furnace has been fully successful upgrading, and formally put into use in September. No transformation of the former band saw hardening furnace heated slowly to produce the band saw blade will produce "S" bend, after quenching the need for multiple correction, tooth root after straightening the band saw blade and teeth and prone to cracks, leading to timber rate. After upgrading the band saw quenching furnace heating power adjustable, accurate temperature control, good band saw quenching straightness, effectively eliminating the band saw blade produced "S" bend. Band saw blade after quenching only once straightening. Finished product rate band saw blade from the original 78% to about 90% now.

Copyright Dongbei Special Steel Group Dalian Special Steel Co., Ltd. 
Address£º25 Harbin Road, Dalian Development Zone in Liaoning Province

TEL£º0411-87616308 FAX£º0411-87620923