Jiande Welfine Technology Co., Ltd. Home / Products / Oil-Impregnated Bearings (Bushings) / Bronze-Based Oil-Impregnated Bearings / SAE841 Tin Bronze Bushing Open-Type Component

SAE841 Tin Bronze Bushing Open-Type Component

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  • SAE841 Tin Bronze Bushing Open-Type Component
  • SAE841 Tin Bronze Bushing Open-Type Component

Specifications

Product Overview

This product is an open-type structural component made of SAE841 Tin Bronze powder metallurgy material, professionally designed for vegetable greenhouse top applications. It is manufactured through a strict process: compaction, sintering at 720°C, sizing, oil impregnation, and coil packaging. With self-lubricating, wear-resistant, corrosion-resistant, and stable performance, it is widely used in the film rolling, ventilation, and shading systems of agricultural greenhouses, ensuring long-term stable operation in humid and outdoor environments.

Basic Product Parameters

Product Name: SAE841 Tin Bronze Open-Type Component

Material: SAE841 Tin Bronze

Dimensions: 34.7 * 42.8 * 44.5 * 1.5 * 7.5K

Structure Type: Open Structure

Sintering Temperature: 720°C+-30°C

Production Process: Compaction → Sintering (720°C+-°C) → Sizing → Oil Impregnation → Coil Packaging

Application: Top parts for vegetable greenhouses

 

Material Introduction – SAE841 Tin Bronze

SAE841 is a standard oil-impregnated bronze material widely used in self-lubricating bearings and sliding components.

Excellent self-lubricating performance with high oil content

Outstanding wear resistance and low friction coefficient

Good corrosion resistance, suitable for humid greenhouse environments

High-dimensional stability and long service life

Ideal for long-term outdoor and maintenance-free applications

 

Production Process

Powder Compaction: High-precision mold pressing for stable forming

Sintering at 720°C: High-temperature sintering to ensure structural strength

Sizing: Precision calibration to guarantee dimensional accuracy

Oil Impregnation: Vacuum oil impregnation for self-lubricating function

Coil Packaging: Professional coil packaging for easy storage and automatic assembly

Product Features & Advantages

SAE841 tin bronze material ensures excellent wear and corrosion resistance

Open structure design allows easy installation and thermal expansion compensation

Oil-impregnated self-lubricating enables maintenance-free and smooth operation

Strong humidity and aging resistance, perfect for long-term outdoor greenhouse use

High-dimensional precision, stable assembly, and reliable running performance

Coil packaging process supports large-scale use and automated assembly

      Application Scope

      This component is specially used on the top of vegetable greenhouses and agricultural greenhouses, mainly for:

      Greenhouse top film rolling mechanisms

      Ventilation and window opening systems

      Sunshade net driving and sliding systems

      Agricultural greenhouse automation equipment accessories

       

      Quality Control

      Full-dimensional inspection by precision measuring tools

      Oil content and appearance inspection for each product

      Strict process control from powder to finished products

      100% full inspection before delivery

      Packaging & Storage

      Professional anti-rust and moisture-proof treatment

      Coil packaging for convenient transportation and use

      Store in a dry, ventilated, and non-corrosive environment

       

      Customization Service

      Customized production according to customer drawings and samples

      Adjustable dimensions, materials, and surface treatments

      Support sample testing, small-batch, and mass production

      Stable supply capacity for long-term partners

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      About Us
      Jiande Welfine Technology Co., Ltd.
      Jiande Welfine Technology Co., Ltd.

      Founded in 2001, Jiande Weijia Technology Co., Ltd. is a high-tech enterprise integrating R&D, production, and sales. We specialize in powder metallurgy sintering and related precision machining, primarily producing powder metallurgy bushings, self-lubricating bushings, and various precision components. Our products are widely used in multiple industrial sectors.

      The company boasts a modern production base of 13,039 square meters, with a scientifically planned layout and equipped with advanced production and testing equipment, ensuring efficient production and continuous technological innovation. Leveraging our extensive experience in the powder metallurgy industry, we continuously optimize our production processes, improving the production efficiency, dimensional accuracy, and performance of bushings and sintered components to meet the high standards of our global customers.

      The company has an experienced and well-structured professional team, including skilled production personnel and technical engineers focused on R&D and quality management. We can provide OEM/ODM customized bushing solutions based on customer drawings or samples, achieving stable delivery and flexible production.

      We strictly implement our quality management system and have passed ISO 9001:2015 and IATF 16949:2016 management system certifications, ensuring that our bushing products maintain high standards in reliability, consistency, and durability.

      Adhering to the development philosophy of technology leadership and quality priority, the company is committed to becoming a long-term trusted partner for our customers and continues to strive towards becoming a benchmark enterprise in the powder metallurgy bushing industry.

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