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CNC Thread Grinding Machine From China Factory
US$50,000.00
1-4 Pieces
US$45,000.00
5-9 Pieces
US$40,000.00
10-19 Pieces
US$30,000.00
20+ Pieces
Product profile
Customization
AvailableAfter-sales Service
Overseas ServiceWarranty
12 Months Since ShipmentModel NO.
SK7640Type
Internal Grinding MachineProcessing Object
ThreadAbrasives
Grinding WheelControlling Mode
CNCAutomatic Grade
AutomaticCylindrical Grinder Type
MetalPrecision
High PrecisionCondition
NewApplication
Cylindrical Worms with Za, Zn, Zi, Zk, Zc1 ToothModel
Sk7640Service
Engineers Can Installation and TrainingMax.Mounting Diameter
600 mmMax.Center Distance
320mmGrinding Diameter
150-400mmMax.Grinding Length
200mmModule Range
0.5-24mmHelix Angle
±12°Thread Start Number
1-45Max.Wheel Linear Speed
42000 R/MinMax.Wheel Diameter
125mmMachine Size
3300×2340×2500mmCNC System
Siemens 828dTransport Package
It's Suitable for Long Distance TransportationSpecification
2300×1600×2000MMTrademark
RefineOrigin
ChinaProduction Capacity
100 Sets/YearKey features
Siemens CNC Control System: Equipped with Siemens 828d system controlling 4 axes for high-precision thread grinding.
Multi-Tooth Form Capability: Special software enables grinding of cylindrical, conical, trapezoid, and circular thread forms.
High-Rigidity Construction: Bed, table, and wheel stock made from quality iron cast with multi-aging treatment for shock resistance.
Precision Servo Drive: Z and X axes driven by servo motors and precision ball screws for accurate movement and compensation.
Automatic Dressing: Grinding wheel dressing is performed automatically by a diamond roller with amount compensation.
Versatile Application Range: Ideal for precision thread ring gauges, ball screw nuts, and various industrial components.
Global After-Sales Support: Overseas service available with engineers for installation, training, and 24/7 technical assistance.
Extended Warranty Option: Standard 12-month warranty with optional extended coverage up to 36 months.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2013-09-30Nearest Port: Dalian Port, Qingdao Port, Tianjin PortAverage Response Time: ≤4.67hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAP, CIP, CPT, FCA
AI-Powered supplier vetting
SummaryDalian Refine Tech Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory. It manufactures and supplies metal-processing machinery, including vertical lathes, CNC and manual lathes, boring machines, machining centers, gear hobbing machines, and radial drilling machines. The supplier reports ISO 9001 and ISO 14001 certification, 5 production lines, 11–20 quality-control staff, and 6–10 years of R&D-engineer experience. It states that 90% of sales are exports, exports to more than 60 countries, and has operated exports since 2013. The supplier describes one-stop service and production-problem support, but the provided information does not substantiate detailed after-sales procedures or customization examples. Customer evidence includes one recorded trade transaction and one named buyer, while broader customer references are not provided.
Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory, and describes itself as integrating R&D, production, and sales of machine tools for metal machining. Its listed business areas include industrial equipment, manufacturing machinery, and related tools.
CertificationsThe supplier reports holding ISO 14001 and ISO 9001 management-system certifications. These are explicit certification claims in the provided supplier information.
R&D capabilityThe supplier reports integrating R&D with production and sales, describes ongoing technological and management innovation, and lists 6–10 years of R&D-engineer experience. Its expanded product range includes CNC equipment, machining centers, boring machines, gear hobbing machines, and radial drilling machines, supporting an established technical-development capability.
Production capacityThe supplier identifies itself as a machine-tool manufacturer/factory, reports 5 production lines, and describes 15 years of specialization in vertical-lathe manufacturing. Its product scope covers multiple metal-processing machine categories, indicating established production breadth.
Client casesThe supplier states that its products have been exported to more than 60 countries, and one trade record identifies WELLTRON AUTOMATION as a buyer for a CNC machine. The provided evidence supports international customer reach, but only one named buyer and one recorded transaction are documented.
Product Q&A
Q:What is the standard warranty period?
A:
The standard warranty is 12 months or 2,000 operating hours, whichever comes first. Extended warranty up to 36 months is optional.
Q:Which CNC system does the machine use?
A:
The machine uses the Siemens 828d CNC system, which controls 4 axes including work spindle rotation, table movement, wheel feeding, and tilting.
Q:What types of threads can be ground?
A:
It can grind cylindrical, conical, triangular, buttress, trapezoid, and circular tooth forms, including precision thread ring gauges and ball screw nuts.
Q:Is overseas service available?
A:
Yes, we provide overseas service including on-site or remote operation/maintenance training and 24/7 technical assistance.
Q:What are the payment terms?
A:
Payment terms include LC, T/T, PayPal, Western Union, and X-Transfer.
Send Inquiry
*To:
Dalian Refine Tech Co., Ltd.
Dalian Refine Tech Co., Ltd.*Content:
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