What is the standard finish for the bolts?

The standard finish is oil rusty, and the surface treatment includes sand blasting.

What are the typical dimensions of the point anchor bolt?

The bolt diameter is between 20 mm and 25 mm, and the length ranges from 1 m to 4 m.

Expansion Shell Rock Bolt Post Tension Anchor Mechanical Rock Support Bolt

Name: Expansion Shell Rock Bolt Post Tension Anchor Mechanical Rock Support Bolt
Brand: Ningbo Supreme Machinery Co., Ltd.
SKU: 2010144785

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.

SP6745

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

Comprehensive Certifications: Certified with CE, RoHS, ISO 9001:2000, ISO 9001:2008, and meets multiple international standards.

Durable Material Composition: Constructed from carbon steel and ductile iron with oil rusty finish for long-lasting performance.

Versatile Manufacturing Process: Produced via casting, forging, stamping, CNC machining, and welding for high precision.

Customizable Dimensions: Size and diameter (35-38mm) can be customized according to specific drawing requirements.

Reliable After-Sales Support: Includes 12 months warranty and comprehensive after-sales service coverage.

Ideal for Rock Support: Designed for one-sided wall forming in sound rock or concrete applications.

Consistent Lead Time: Average lead time is one month for both peak and off-peak seasons.

Global Market Reach: Serves major markets including North America, Europe, Asia, and Africa with FOB, CFR, CIF terms.

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