自由容器
High-Seam &
Large Mining
Height Roof
Supports
Heavy-duty roof
control for thick-
seam and large-
height longwall
mining.
Large Mining
Height Range
Designed for thick
seams and extended
support heights.
High Working
Resistance
Built for heavy roof loads and high-output longwalls.
Stable Thick-Seam
Roof Control
Reliable canopy support for high-seam coal faces.
Manual to
Smart Control
Available with hydraulic or
electro-hydraulic control.
自由容器
Popular High-Seam & Large MiningHeight Roof Supports
Reference configurations for thick-seam and
large-height longwall mining.
ZY12000/28/62D High-Seam Roof Support
ZY16000/30/70D Large Mining Height Roof Support
ZY12000/28/62D High-Seam
Roof Support
Quick Details
· heavy-duty two-leg shield architecture
· 12000 kN resistance
· large mining height range
· hydraulic advance system
· thick-seam application
Packaging & Delivery
· export anti-corrosion protection
· break-bulk / flat-rack shipment
· hydraulic inspection before dispatch
Applications
· thick-seam longwall
· large mining heights
· stable roof control
· high-output retreat faces
自由容器
ZY16000/30/70D Large Mining Height Roof Support
Quick Details
· ultra-heavy roof support
· higher roof resistance
· tall support geometry
· AFC integration
· large-height face design
Packaging & Delivery
· protected cylinders and valves
· bulk / break-bulk shipment
· commissioning support available
Applications
· high-seam output faces
· variable roof conditions
· medium-to-thick seams
· automated longwall systems
自由容器
Custom High-Seam & Large Mining Height Roof Supports
Built Around Your Seam Height & Longwall Conditions
Mining Height &
Seam Range
Medium / high /
extra-high seam
Working
Resistance
Roof load ·
support density
Canopy & Shield
Geometry
Large canopy ·
gob shield
Legs &
Hydraulics
Two-leg layout ·
pressure setting
Control &
Automation
Manual hydraulic ·
electro-hydraulic
Wear Protection
& Service
Corrosion protection .
maintenance access
Successful Cases
自由容器
High-Seam & Large Mining Height Roof Supports FAQ
Key answers for longwall mining buyers.
1. What are High-Seam & Large Mining Height Roof Supports?
High-Seam & Large Mining Height Roof Supports are
hydraulic supports designed for longwall mining in thick
coal seams and large mining heights.
2. Where are they used?
High-Seam & Large Mining Height Roof Supports are
used in underground longwall faces with high seam
thickness and demanding roof conditions.
3. What support heights are available?
High-Seam & Large Mining Height Roof Supports can be
configured for different minimum and maximum mining
heights.
4. What working resistance is available?
High-Seam & Large Mining Height Roof Supports are
available with different working resistance levels based
on roof pressure and geological conditions.
5. How do they improve stability?
High-Seam & Large Mining Height Roof Supports use
optimized canopy, shield and base structures to maintain
stability at large support heights.
6. Can they be customized?
Yes. High-Seam & Large Mining Height Roof Supports
can be customized by support height, resistance, center
distance and structural geometry.
7. Can they use electro-hydraulic control?
Yes. High-Seam & Large Mining Height Roof Supports
can support electro-hydraulic control, remote monitoring
and automated longwall operation.
8. What safety features are included?
High-Seam & Large Mining Height Roof Supports can
include pressure monitoring, overload protection,
interlocks and emergency control functions.