What materials are used in the construction?

The linear guides are made from chrome steel and aluminum alloy, with hardness ranging from HRC58-62.

Is after-sales service provided?

Yes, we provide service after-sale service and technical assistance as per customer's requirement and needs, with quick support available.

L135mm Length Linear Motion Units Sgb20n-5

Name: L135mm Length Linear Motion Units Sgb20n-5
Brand: Lishui Wangong Precision Machinery Co., Ltd.
SKU: 1939520952

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.

SGB20N-5

Certification

ISO 9001:2008

Corrosion Resistance

Medium 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

CNC Linear Guide 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-5

Trademark

ERSK

Origin

Zhejiang

HS Code

8466940090

Production Capacity

15000000m/Year

Key features

Dust-Proof Design: Roller wheels suitable for high dust situations, ensuring low noise and smooth operation.

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

Customizable Options: Supports customization for non-standard linear guides, colors, and rail lengths.

Easy Maintenance: Rails and carriages can be changed easily, reducing replacement costs and time.

ISO 9001 Certified: Manufactured under ISO9001 certification standards with 100% finished product inspection.

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

Wide Application: Suitable for laser machines, CNC tools, textile machinery, and high-speed transport.

Fast Delivery: Sample orders available; bulk delivery based on quantity, negotiated with customers.

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: ≤2.21h

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 product be customized?

Yes, we can customize non-standard linear guides and blocks, including specific colors (e.g., black for corrosion resistance) and rail lengths, based on your drawings and requirements.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 Set. Sample orders are also available.

Q:What are the payment terms?

For large orders, T/T or L/C are available. For small orders, PayPal and Western Union are accepted.

Q:What is the delivery time?

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

Q:What certifications does the product have?

The product adheres to ISO9001 certification standards, and we also offer SGS and TUV certificates upon request.