Huilian SQ80 Diaphragm — Reliable OEM Part for Excavator Breakers

The Huilian SQ80 diaphragm is a durable, OEM-quality replacement part for hydraulic excavator breakers. Designed for long life and precise fit, it delivers reliable performance and easy installation across models.
Brand Name
Huilian
Part Name
Hydraulic Breaker Diaphragm
Suitable for Breaker Brand
SOOSAN
Breaker Model
SB81 SB81A SB81TS-P SB81TSP SQ80 SB81TR-F SB81TRF
Related Parts
Seal Kit, Piston, Piston Ring, Accumulator, Sleeve Valve, Chisel, Back Head, Stop Pin, Rod Pin
Material
HNBR
Tool
140
Hardness
70degree-85degree
Temperature
-35~135°C
Pressure
85-125Mpa
Position
Hydraulic Breaker Accumulator System
Certification
ISO9001
Get a free quote
Product Description

Product Overview

The Huilian SQ80 diaphragm is a high-quality replacement part designed for hydraulic excavator breakers. Made by Huilian Machine, a trusted OEM supplier since 2005, this diaphragm offers dependable sealing performance to keep your breaker operating smoothly and reduce downtime.

Key Benefits

  • Durability: Built from wear-resistant materials to extend service life.
  • Precise Fit: Manufactured to exact dimensions for easy installation and optimal sealing.
  • Reliable Performance: Ensures consistent hydraulic pressure and reduces leakage.
  • Cost Effective: Lowers maintenance frequency and total operating costs.

Features

  • OEM-grade material composition for strength and flexibility.
  • Strict quality control during production to meet international standards.
  • Compatible with a wide range of breaker models that use the SQ80 diaphragm specification.

Applications

Ideal for hydraulic breakers used in construction, demolition, mining, and roadworks. The SQ80 diaphragm is suitable for repair shops, rental fleets, and fleet managers who need a trusted replacement part.

Why Choose Huilian

Founded in 2005, Huilian Machine is a leading manufacturer and OEM supplier of excavator breaker parts. Our product range includes breakers, chisels, seals, pistons, wear bushes, retainers, bolts, valves, and liners. With experienced R&D, QC, and after-sales teams, Huilian exports to over 90 countries and is known for consistent quality and reliable supply.

Ordering and Support

We welcome global distributors and partners. For inquiries, compatibility checks, or bulk orders, contact Huilian Machine through our website: https://www.huilianmachine.com/. Our team provides fast quotes, technical support, and after-sales service to ensure you get the right part promptly.

Picture Show

  • SB81 autox diaphragm
  • SB81 bks diaphgam
  • SB81 bks membrane

Qualification Certificate

  • Certificate-0

    Certificate of Honor

  • Certificate-3

    ORI Certificate

  • Hydraulic-Breaker-CE-Certificate

    Hydraulic-Breaker-CE-Certificate

Frequently Asked Questions

Do you offer OEM and aftermarket parts?

Yes, we manufacture high-quality OEM parts and supply aftermarket parts from top brands such as NOK, Parker, SKF, and Hallite to ensure optimal performance.

What is your shipping and delivery time?

We offer fast and reliable global shipping. Delivery times vary depending on location and order size, but we strive to process and ship orders as quickly as possible.

What types of excavator parts do you offer?

We provide a wide range of high-quality excavator parts, including hydraulic breakers, chisels, seal kits, diaphragms, pistons, wear bushes, retainer bars, through bolts, side bolts, valves, and liners.

How can I ensure I’m selecting the right part for my equipment?

Our expert team can assist you in finding the right part based on your machine model, specifications, and requirements. Contact us for personalized support.

If you have any questions or concern, please contact us.

Request A Quote
Please enter your name not exceed 100 characters
The email format is not correct or exceed 100 characters, Please reenter!
Please enter a valid phone number!
Please enter your field_785 not exceed 150 characters
Please enter your content not exceed 3000 characters
Guangzhou Huilian Machines Co., Ltd
1st Floor, No. 389, Zhongshan Avenue East, Huangpu District, Guangzhou, Guangdong, China.
Tags
SB45 oil seal
SB45 oil seal
MTB45 breaker seal kit
MTB45 breaker seal kit
MTB 215 ST seal kit
MTB 215 ST seal kit
Hydraulic Breaker HB40G
Hydraulic Breaker HB40G
Contact customer service

How can we help?

Hi,

We value your needs and feedback. For any inquiries, contact us—we're here to help with expert support. Fill in the details below, and our team will get back to you promptly.

×
Please enter your name not exceed 100 characters
The email format is not correct or exceed 100 characters, Please reenter!
Please enter a valid phone number!
Please enter your field_785 not exceed 150 characters
Please enter your content not exceed 3000 characters
×

Get a free quote

Hi,

Thank you for choosing us for your excavator parts needs! Request a free quote for high-quality solutions.

Please enter your name not exceed 100 characters
The email format is not correct or exceed 100 characters, Please reenter!
Please enter a valid phone number!
Please enter your field_785 not exceed 150 characters
Please enter your content not exceed 3000 characters
×

Send my request

Hi,
Thank you for choosing us for your excavator parts needs! Request a free quote for high-quality solutions.

Please enter your name not exceed 100 characters
The email format is not correct or exceed 100 characters, Please reenter!
Please enter a valid phone number!
Please enter your field_785 not exceed 150 characters
Please enter your content not exceed 3000 characters