Highlight: 
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                ZX330 excavator telescopic boom, EX330 heavy duty excavator arm, construction excavator telescopic part
                              

Boom Type:	Two-Section Telescopic	Compatible Models:	ZX330/EX330 Excavators
Material Options:	LG700, LG900	Expansion Time:	10 Seconds
Weight Reduction:	10% (LG900)	Main Rope Diameter:	30mm
Vice-Rope Diameter:	20mm	Workshop Area:	14000㎡
Annual Output:	600 Sets	Lead Time:	7-15 Days
Reinforcement Design:	Built-in Ribs	Pipe Protection:	Embedded Oil Pipe
Lubrication System:	Centralized Grease Holes	Sliding Block:	Replaceable
Arm Sections:	2

Boom Type:	Two-Section Telescopic
Compatible Models:	ZX330/EX330 Excavators
Material Options:	LG700, LG900
Expansion Time:	10 Seconds
Weight Reduction:	10% (LG900)
Main Rope Diameter:	30mm
Vice-Rope Diameter:	20mm
Workshop Area:	14000㎡
Annual Output:	600 Sets
Lead Time:	7-15 Days
Reinforcement Design:	Built-in Ribs
Pipe Protection:	Embedded Oil Pipe
Lubrication System:	Centralized Grease Holes
Sliding Block:	Replaceable
Arm Sections:	2

ZX330 EX330 Excavator Telescopic Boom Heavy Duty Construction Part

Two-Section Telescopic Boom for ZX330/EX330 Excavators Construction Machinery Parts

Product Specifications

Video Outgoing-Inspection	Provided
Warranty	1 Year
Application	Excavator
Type	Heavy Equipment Parts
Quality	High-Quality
Brand	China Made Brand
Condition	100% Brand-new
Apply to	Building Engineering
Technique	Advanced Techniques

Product Overview

Manufacturing Capabilities

14,000㎡ Workshop: Our steel structure workshop is equipped with high-precision processing equipment.

R&D Team: We use precision drawing software to maximize working range while ensuring safe operation.

Skilled Workforce: Over 60 skilled staff including 30 welding specialists with 5+ years experience.

Key Features

Customizable: Fits all brands with options for color, length, and material
Built-in Reinforcing Ribs: Professional welding techniques with steel plate chamfering
Low Maintenance: High-quality materials including LG700/LG900 options
Leak-proof Design: Embedded oil pipes and double sleeve design prevent leaks
Fuel Efficient: 10% weight reduction with higher strength materials
Quick Operation: Back and forth expansion time of approximately 10 seconds

Telescopic Arm Features:

External pulley separates hoses from ropes to avoid friction
Quick-replace sliding blocks
Centralized lubrication via grease filling holes
Upgraded 30mm main ropes and 20mm vice-rope for smooth operation
Compatible with excavator buckets and grabs

Quality Assurance

Our triple quality control system ensures every product meets strict standards:

Technical design drawing review
Semi-finished product inspection
Final product testing before painting

Production Equipment

Packaging & Shipping

Bubble bag packaging for most products, wooden cases for smaller items. Iron frame support for boom arms.

Frequently Asked Questions

How do I start to order?

Discuss your machine model, working conditions, and special needs with our sales team. You'll receive a proposal and quotation within 24 hours.

Are you always delivered on time?

We maintain short lead times (7-15 days) and produce 600+ excavator boom arms annually to ensure timely delivery.

What's the difference between normal and forestry telescopic arms?

Forestry arms are lighter for tree collection (12-15 ton excavators), while standard arms are heavier for material loading (6-50 ton excavators).

Tags:

Excavator Rock Bucket

Excavator Telescopic Arm

Excavator Long Boom

Excavator Demolition

Excavator Pile Driving

Sliding Arm For Excavator

Excavator Tilt Bucket

Excavator Ditch Bucket

Excavator Short Arm

Excavator Quick Coupler

Mechanical Orange Peel Grab

Excavator Skeleton Bucket

Excavator Vibro Hammer

Sorting Grab

Excavator Arm

Excavator Attachments

Hydraulic Log Grapple

Excavator Rock Ripper

Excavator Clamshell Bucket

Excavator Rake Bucket

V Ditch Bucket

Mechanical Excavator Grab

Excavator Thumb Bucket

Excavator Concrete Crusher

Excavator Hydraulic Shear

Excavator Rock Breaker

Excavator Compaction Wheel

ZX330 EX330 Excavator Telescopic Boom Heavy Duty Construction Part

ZX330 excavator telescopic boom

EX330 heavy duty excavator arm

construction excavator telescopic part

14M Excavator Telescopic Boom,

16M Excavator Telescopic Boom,