=== Base Info ===
=== Description ===
Basic Info.
Model NO.
sj80-110
Place of Origin
Zhejiang China
Base Material
38crmoaia,42CrMo
Tempering Hardness
240-280hv
Depth of Nitrogen Layer
0.6-0.8mm
Roughness of The Surface
Ra0.4um
Straightness of Screw
0.015
Depth of Alloy
2.5mm-4mm
Transport Package
Wooden Box
Specification
CE, SGS, TUV, BV
Trademark
Yumin
Origin
Ruian
HS Code
8477900000
Production Capacity
1000set/Month
Product Description
Our Advantages : 1. ISO 9001:2000, GSG, SGS, CE, Production Assessment, Gold Supplier certificated
2. All products will be examined and tested before delivery by 5 professional engineers (with more than 20 years machine experience)
3. Perfect after-sale system,(Engineers available to service machinery overseas )
4. Prompt Reply Within 12 Hours
It owns many computer-control CNC milling machines in length 8000mm
In Fanuk series, 18000mm length deep hole drilling machine and other
advanced equipment.Long time nitriding treatment for 7days and nights greatly ensure the hardness and lifetime of its products.
Technological Process:Blanking, Rough Machining, Quenching & Tempering, Semi Finishing Machining, Finished Product, DetectingNitring/Alloy Processed, Finish MachiningPacking for Stainless steel screw and barrel1) Wooden case package
2) Plastic film package
3) Suitable to transportation
4) As buyer request
5) One piece into one packageFAQQ1:What are we?
A:We are factory, with license of import and export goods by ourself.
Q2:How to get to us?
A:The nearest airport is Wenzhou airport, and the nearest train station is Ruian station.
Q3:How do we control the quality of screw barrel?
A:We have professional engineer and staffs to check every detail and dimensions from the raw materail, nitrding treatment and super grinding. We do the crucial nitriding treatment by ourself,Dear customer, if you already have suppliers or are looking forsuppliers, have a try to believe us, we are sincerely welcome you and want to cooperate with you.