Ningbo Jiulong Machinery Manufacturing Co., Ltd is the second largest steel grating manufacturer in China. We have 7 running lines with yearly capacity of 50, 000tons. Jiulong grating has exported to more than 30 countries. Choose Jiulong grating is your right decision!
Features:
1) Bearing bar specification: 20 x 3 to 100 x 6
2) Bearing bar pitch: 12.5, 15, 30, 40, 60mm etc, also be according to client's requirement and 30, 40, 60mm are recommended
3) Cross bar pitch: 38, 50, 76, 100mm, also be according to client's requirement and 50, 100mm are recommended
4) Material: Mild steel or stainless steel
5) Surface treatment: Untreated, painted or hot-DIP galvanized
6) Steel Grating Standards:
A) China: YB/T4001-1998
B) USA: ANSI / NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
Ningbo Jiulong MachineryManufacturing Co., Ltd (NJMM) is a leading manufacturer specialized in producing press-welded steel grating. Its production scale, product type, and export volume are all at the top class in China. Located in the famous port city ---Ningbo, it has convenient transportation and superior location with only 30-minute drive to Ningbo Lishe International Airport and only 25-minute drive to Ningbo Port---the famous international sea port with the advantage of non-silting, deep-water and ice-free all year round.
Founded in 1992, covering an area of 25,000 square meters and with workshop area of 18,000 square meters, NJMM has advanced equipments, full-fledged technology as well as rich manufacturing and management experience in press-welded steel grating area for many years. NJMM is among the few leading manufacturers who have the entire production process from bearing bar to galvanized steel grating. Now NJMM has owned six International advanced auto-pressed welding machines, and the annual production capacity of steel grating, stair tread, trench cover, stanchion and guardrail is over 50,000 tons, of which more than 30,000 tons are for export. NJMM markets its products mainly in North America, South America, Europe, Oceania, Middle East , Southeast Asia, etc. Its marketing and service scope has covered all provinces in China and Longta gratings are widely applied to lots of renowned projects at home and abroad, such as sightseeing walkway of Sydney port, .Beijing Olympic Games stadium, Chunxiao oil-gas filed of East China Sea, and Hangzhou bay bridge.Â
Being an advanced unit of environmental protection, NJMM had got the ISO 9001-2000 Quality Management System Certificate in the year 2001 and received government quality prize of Zhenhai district in the year 2007. With integral quality control system and complete inspection facility, NJMM can provide high-quality products for customers. NJMM always persists the idea of expanding scale to reduce the cost and striving for development with quality these years. Owing to superior location and as the leading role played in steel grating area in China, NJMM sincerely promises to all customers at home and abroad, "we will try our best to satisfy our customers with top quality, good service, most competitive price and fast delivery "
SINGLE ANGLE MILLING CUTTER(CARBIDE)
SINGLE ANGLE MILLING CUTTER (CARBIDE)
Material: It is made of HSSM35 material imported from Japan, high temperature quenching, hardness reaches HRC64-65, ultra-high temperature quenching, high hardness, copper key and iron key are available, good wear resistance
Production process: Using full CNC grinding machine, full grinding technology, with sharper tip and easier to cut the key. The cut key is smooth and burr-free;
Suit for machine: It is suitable for all kinds of single-head and double-head key machines. It can be used by any quality machine. It does not need to change the machine and also can process copper keys and iron keys on same key machine. No longer needs to change the cutter.
Before running the machine, it is necessary to accurately adjust the cutter to ensure the key blank and the parent key are matching, and to avoid the tool being broken due to the unstable key assembly.
The cutter is clamped on the machine and the key blank and the parent key are fixed on the clamps. Do not clamp the key blank too tight. The patent key is close to the tracer and the key blank is close to the cutter. If the key blank is not fastened, the key blank should be removed and reclamped.
When the machine is not running, clamp the cutter and cut from the left-to-right to check if the position of the parent key and the key blank are uniform. If not, re-clamp again.
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ZHANGJIAGANG KEYCUT CO.,LTD , https://www.keycutblade.com