High-Performance Trinity 250 Rotary Drill for 70m Deep Infrastructure Projects

• After-sales Service: Offer After-Sales Service
• Warranty: 1year
• Certification: CE
• Model NO.: SR250
• Condition: Used
• Motor: AC Motor
• Drill Hole Diameter: <100mm
• Drill Hole Depth: 50-100m
• Bit Type: Drag Bit
• Drilling Way: Compound
• Working Hours: 7000-11000
• Date of Manufacture: 2011-2014
• Drilling Diameter: 2300mm
• Drilling Depth: 70
• Weight: 74t
• Transport Package: Standard Packing
• Specification: 14065*3190*3670
• Trademark: Trinity
• Origin: Made in China
• HS Code: 8401401000
• Production Capacity: 10

Product Description

Complete specification
Machine height	22027mm
Maximum hole diameter	2300mm
Maximum hole depth	70m
Working weight (including maximum drill pipe)	74t
Bit performance
Maximum output torque of power head	250kN.m
Power head speed	7~26rpm
Compression performance
The pressurization system applies pressure	208kN
Pressure system pulling force	200kN
Pressure system stroke	5300mm
Main/secondary winch
Main winch lift	256kN
Main winch wire rope diameter	32mm
Maximum speed of main winch	63m/min
Auxiliary winch lift	110kN
Auxiliary winch wire rope diameter	20mm
Maximum speed of auxiliary winch	70m/min
Rake forward	5°
Mast tilt	±5°

Trinity 250-sr rotary drilling rig Trinity 250 is mainly for small and medium-sized industrial and civil construction and municipal pile foundation projects with diameter Φ0m-Φ5m and depth within 50m. It is an ideal model for medium and strong weathering geology such as clay layer, pebble layer and mudstone layer. High efficiency main winch fast confluence technologyhe ma, tximum speed up to 63m/min; The construction efficiency is 15% higher than that of competitors; High pressure, fast drilling in hard layer. The low fuel consumption engine is perfectly matched to the hydraulic system, reducing fuel consumption by 5-10%.




Frequently Asked Questions
Q1. What are your company's strengths?
A1. Our team have more than 10 years of work experience in construction machinery and commercial vehicles industries. Relying on our own platform and centralized procurement, to provide customers with multiple categories spare parts with high-quality and competitive  price. And we have several distribution center and overseas parts agent, acting as an integrated service and parts provider.

Q2:What logistics methods can you use for shipment?
A2: We can transport construction machinery and commercial vehicles by various means of transportation (such as containers,ro-ro/bulk transportation, trucks or trains) for light parts.

Q3: Will you deliver the right goods as ordered? How can I trust you?
A3: Yes, we will.The core of our company culture is honesty, professionalism and trustworthiness.Yituo has become a trusted partner of dealers since its establishment.

Q4: What are your company's payment methods?
A4 :TT, L/C. 

Q5 :What are your shipping terms?  
 A5:  FOB, CNF, CIF.