The profiles are manufactured by a special extrusion process then surface hardened and given a finishing treatment.
概况生产由一个特别然后挤压工艺和表面硬化整理给予治疗。
I-processing plant in the industry have more advantages for customers from product development to finished product surface treatment and finishing of the package of services.
我厂在机加工行业比较有优势，可为客户提供从产品开发到成品精加工及成品表面处理的整套服务。
The coating procedure thereof is described in terms of the material selection, substrate treatment, stain primer, binding primer, surface primer, finishing and et al.
分别对材料选择、底材处理、底着色、涂一道底漆、涂二道底漆、面修色、涂面漆工艺进行了处理。
Experienced with various surface treatment process, such as galvanic finishing, silver, Zinc, Nickel coating, and die-casting part passivation.
熟悉各种表面处理工艺，比如：电镀，镀银，锌，镍，及其压铸件。
It has been analysed the causes for the heavy surface spalling of back-up roll for a finishing mill. The result shows that the main causes are gas hole, shrinkage and bad heat treatment.
对连轧机精轧支承辊大面积剥落的原因进行了深入的分析，结果表明，轧辊内部的缩孔、气泡及热处理不当是造成轧辊表面剥落的主要原因。
It has been analysed the causes for the heavy surface spalling of back-up roll for a finishing mill. The result shows that the main causes are gas hole, shrinkage and bad heat treatment.
对连轧机精轧支承辊大面积剥落的原因进行了深入的分析，结果表明，轧辊内部的缩孔、气泡及热处理不当是造成轧辊表面剥落的主要原因。
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