How does the expansion shell anchor work?

When the bolt is tightened, the expansion shell expands inside the drilled hole, tightening and holding the rock together.

What are the main applications for these rock anchor bolts?

They are commonly used in the mining industry and for ground support in sound rock or concrete.

What payment terms are accepted?

We accept LC (Letter of Credit) and T/T (Telegraphic Transfer) as terms of payment.

Rock Anchor Bolt Expansion Shell Expansion Anchor

Name: Rock Anchor Bolt Expansion Shell Expansion Anchor
Brand: Ningbo Supreme Machinery Co., Ltd.
SKU: 2010105545

Zhejiang, ChinaNingbo Supreme Machinery Co., Ltd.

US$1.20

100 Pieces

Product profile

Customization

Available

After-sales Service

12 Months

Warranty

12 Months

Model NO.

SP5634

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Standard

AISI, ASME, BS, ANSI, JIS, GB, ASTM, DIN

Surface Treatment

Sand Blast

Manufacturing Process

Casting+Forging+Stamping+CNC Machining+Welding

Material

Ductile Iron, Steel

Item Name

Expansion Shell Anchor Bolt

Application

Mining Industry

Size

as Per Drawing

Diameter

35-38

Finish

Oil Rusty

QC

100%

Transport Package

Wooden Case

Specification

Customized

Trademark

Origin

China

HS Code

8486909000

Production Capacity

80, 000 PCS Monthly

Key features

Multi-Standard Compliance: Certified under CE, RoHS, ISO 9001:2000/2008, AISI, ASME, BS, ANSI, JIS, GB, ASTM, DIN.

Customizable Dimensions: Size and diameter (35-38mm) can be customized according to customer drawings.

Robust Material Options: Available in Ductile Iron and Steel, with carbon steel expansion shells and cast iron rock anchors.

Comprehensive Warranty: Provides 12 months of after-sales service and warranty coverage for all products.

Advanced Manufacturing: Utilizes casting, forging, stamping, CNC machining, and welding processes for high quality.

100% Quality Control: Every item undergoes strict 100% quality inspection before delivery.

Versatile Application: Ideal for mining industry and ground support in sound rock or concrete structures.

Reliable Anchor Mechanism: Expansion shell design ensures secure holding by tightening against rock walls.

Company profile

Ningbo Supreme Machinery Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 1990-02-01Nearest Port: Ningbo, Shanghai, TianjinAverage Response Time: ≤18hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF

About Our Factory & Business Background

AddressYuan Feng Road, Dongjiao Industrial Area Fenghua, Ningbo China, 315500, Ningbo, Zhejiang, China

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Our Production Capability & Technical Expertise

Main ProductsIron Sand Casting Part, Ductile Iron Casting Part, Gray Iron Casting Part, Stainless Steel Casting Part, Precision Investment Casting Part, Carbon Steel Casting Part, Lost Wax Casting Part, Grey Iron Casting Part