Is the product suitable for dusty environments?

Yes, the roller wheels design is suitable for high dust situations, offering fast speed, strong dirt resistance, and low noise.

What certifications does the product have?

The product meets ISO 9001:2008 certification standards and has SGS and TUV certificates.

What shipping methods are available?

We offer DHL, UPS, TNT, FEDEX, EMS, airfreight, and sea shipping. Methods can be negotiated based on needs.

Sample Customization Anti Reverse Bearing Sgr20n CNC Linear Guide Rail

Name: Sample Customization Anti Reverse Bearing Sgr20n CNC Linear Guide Rail
Brand: Lishui Wangong Precision Machinery Co., Ltd.
SKU: 1939480672

Zhejiang, ChinaLishui Wangong Precision Machinery Co., Ltd.

US$5.00-20.00

1 Meter

Sample price:US$10.00/meter.Request sample

Product profile

Customization

Available

Application

Building Crane, Goods Yard Crane, Shipboard Crane, Warehouse Crane, Workshop Crane, Warehouse Crane, Shipboard Crane, Goods Yard Crane, Building Crane, Workshop Crane, Machines

Carrying Capacity

Middle-Level, Weight Level

Model NO.

SGR20N

Certification

ISO 9001:2008

Corrosion Resistance

Low Corrosion Resistance

Installation Method

Bolted

Material

Aluminum Alloy

Surface Treatment

Anodized

Running Mode

Moving

Certification

ISO 9001:2000

Material

Aluminium and Steel

Structure

Linear Motion Transmission

Installation

Automatic Machinery

Driven Type

Ball Screw Motor

Feature

Dust-Proof

Product Name

Linear Guide Slide Block Rail

Keyword

Linear Motion Guide Rail

Guide Width

47mm

Support Rail Length

100-4000mm

Performance

Smooth Operation

Load Type

Heavy Load

Bearing

Linear Motion

Interchangable

Interchange with Hiwin Parts

Precision

P Grade

Block

Standard HGH

Struction

Slide Rail and Slide Block

Hardness

HRC58-62

Certificate

SGS, TUV

Stock

Plenty

Color

Silver and Black

Transport Package

PVC Bag, Wooden Box, Export Standard Packing

Specification

SGR20N

Trademark

ERSK

Origin

Zhejiang

HS Code

8466940090

Production Capacity

15000000m/Year

Key features

Customizable Color: Rails and blocks available in black color for enhanced corrosion resistance.

Dust-Proof Design: Roller wheels suitable for high dust situations with low noise operation.

High Precision: Highly repeatable positioning accuracy with error of plus or minus 0.02mm.

Easy Maintenance: Linear rails and carriages can be changed easily to reduce replacement costs.

Adjustable Preload: Features eccentric nut design for easy adjustment up to zero clearance.

Wide Application: Suitable for laser machines, CNC tools, textile machinery, and food processing.

OEM/ODM Service: Customization available from samples or designs with professional engineering support.

ISO 9001 Certified: Manufacturing adheres to ISO9001 certification standards for quality assurance.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceSelf-branded

Lishui Wangong Precision Machinery Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 17 Years CertifiedNearest Port: Ningbo Port , Shanghai PortAverage Response Time: ≤2.01h

AI-Powered supplier vetting

SummaryLishui Wangong Precision Machinery Co., Ltd. is a limited company founded in 2008, with 98 employees and operations covering R&D, manufacturing, sales, and service. It manufactures precision transmission components, including linear shafts, ball screws, linear guides, cylinder rails, linear bearings, and roller linear rails. The supplier demonstrates documented service procedures, complaint handling, corrective and preventive actions, export licensing, OEM/ODM capability, and customization from samples and designs. Production infrastructure includes lathing, CNC machining, milling, and ultrasonic cleaning facilities, with documented finished-product inspection instructions. However, it has no overseas warehouse, showroom, agent, or branch, and reports zero countries with overseas service coverage. Financial capacity is referenced for 2022–2024, but no financial performance details are provided. A BV audit is recorded with validity from April 16, 2025 to April 15, 2026, but the audit result is listed as 0...

Supplier typeThe supplier is identified as Lishui Wangong Precision Machinery Co., Ltd., a limited company founded in 2008. It is described as a combined business integrating R&D, production, sales, and service, and is not an offshore company or part of a larger company group.

After-Sales capabilityThe supplier has documented procedures and followed records for service capability assessment, corrective and preventive actions, and effective customer complaint handling. However, it has no overseas warehouse, showroom, agent, or branch, and reports service coverage in zero countries; therefore, its formal service processes are evidenced, while overseas after-sales reach is limited.

R&D capabilityThe supplier states that it has R&D capability, introduced new products during the past year, and provides ODM services. It can customize from samples and designs, but it explicitly has no available SDK; the available evidence supports product development capability but not a broader technology-platform capability.

Production capacityThe supplier manufactures multiple precision transmission components and operates lathing, CNC machining, milling, and ultrasonic cleaning facilities. It also has uniformly followed finished-product inspection instructions, but no quantitative productivity figures are provided and the audit evaluation result is recorded as 0, so overall production strength cannot be fully confirmed.

Customization capabilityThe supplier explicitly offers customization from samples and from customer designs, and also provides ODM services. These statements directly demonstrate both design-based customization and original design manufacturing capability.

Product Q&A

Q:Can the linear guide rails be customized?

Yes, we can customize un-standard linear guide and blocks, such as black color rails and blocks, or add baffle plates. Please send your drawings and requirements.

Q:What is the maximum length of the guide rail?

The maximum length is 6000mm. Other lengths can be produced based on customer requirements.

Q:What are the payment terms for orders?

T/T or L/C are available for large orders. PayPal and Western Union are available for small orders.

Q:What is the delivery time for the product?

Delivery time is based on the customer's required quantity and will be negotiated. Peak and off-peak season lead times are approximately one month.

Q:What is the minimum order quantity?

The minimum order quantity is 1 set.