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MOQ: | We Accept Trial Order |
Price: | Negotiations |
Standard Packaging: | Carton box outside, PP bag inside |
Delivery Period: | 3-8 Days After Payment Received |
Payment Method: | L/C,T/T,Western Union,MoneyGram,Alipay |
Supply Capacity: | 500 Sets Per Week |
The Super Heat Resistance E340D2L Hydraulic Cylinder Seal Kit High Pressure Seal Kit Seal Kit High Quality Seal Kit is used to seal up the gap between different parts of the hydraulic cylinder. They can be used under high pressure and also can be used between the head and the connecting rod when the rod and cylinder seal are reciproing. We usually call them as BOOM / ARM / BUCKET cylinder seal kit.
Product Name | Super Heat Resistance E340D2L Hydraulic Cylinder Seal Kit High Pressure |
Seals Type | Set of Seals for E340D2L Cylinder |
Place of Origin | Made in China |
Application | E340D2L Excavator Boom Arm Bucket Hydraulic Cylinder Seal Kit Repair Kit |
Feature | High Efficiency , Heat resistant , Good elasticity,Sealing Performance,Oil-resistant,Oil Resistance |
Package of Goods | Carton box outside, PP bag inside |
Seals Elements | U-Seal, Buffer Ring, Piston Seal, Wear Ring, Dust Ring, O-Ring, Backup Ring, U-Seal Backup, |
Seals Elements Material | TPU, NY , NBR , PTFE , |
Temperature | -30 ~ +130℃ |
Lead Time | 3-8 Days After Payment Received |
Technical Specifications
· Application: Hydraulic cylinders for E340D2L excavators
· Seal Type: Complete sealing set for cylinder overhaul
· Place of Origin: China
· Temperature Range: -30°C to +130°C
Included Seal Elements
· U-Seal
· Buffer Ring
· Piston Seal
· Wear Ring
· Dust Ring
· O-Ring
· Backup Ring
· U-Seal Backup
Material Composition
· TPU (Thermoplastic Polyurethane): Provides excellent abrasion resistance and durability
· Nylon (NY): Offers high mechanical strength and stability
· NBR (Nitrile Rubber): Delivers superior oil and fuel resistance
· PTFE (Polytetrafluoroethylene): Ensures low friction and high temperature performance
Key Features
· Super Heat Resistance: Reliable performance in high-temperature environments (up to 130°C)
· High Pressure Compatibility: Effective sealing under extreme pressure conditions
· Excellent Elasticity: Maintains sealing force under dynamic conditions
· Oil Resistance: Compatible with various hydraulic fluids and oils
· High Efficiency: Optimized for minimal friction and energy loss
· Multi-Material Design: Combines the best properties of different materials for optimal performance
· Wide Temperature Adaptability: Suitable for use in extreme climatic conditions
Packaging
· Inner packaging: PP bag for moisture and contamination protection
· Outer packaging: Sturdy carton box for secure storage and transportation
Lead Time
3–8 days after payment confirmation
Related Excavator Number:
70B, 110B, 307, 308, 308B, 308C, 312, 312B 312C , 312D, 312V2, 315, 320B, 320C, 320V2, 322, 330, 330B, 330C, 330D, 336D, 345, 345C, 345D, 349D, 349E, 350, 336D2L
Seal Kit:
BOOM CYL SEAL KIT , ARM CYL SEAL KIT, BUCKET CYL SEAL KIT, CONTROL VALVE SEAL KIT, HYDRAULIC PUMP SEAL KIT, CENTER JIONT SEALKIT,
PIOLVE VALVE SEAL KIT, SWING MOTOR SEAL KIT, FINAL DRIVE TRAVEL MOTOR SEAL KIT, CHAIN ADJUST CYL SEAL KIT, GEAR PUMP SEAL KIT
Rubber Oil Seal:
TYPE: TC, TB, TA, TCV, TCN, TCZ, SC, SB, SA, DB, DC, VC, VB, KC, KB, TC4, TB4, TG4
BRAND: N O K, NDK, NAK, SOG, CFW
ITALY-TECNOLAN TECNOTEX TECNOLEO
Centaflex Coupling: 25H, 30H, 35H, 40H, 45H, 50H, 90H, 110H, 140H, 160H, 240H, 4A, 4AS, 8A, 8AS, 16A, 16AS, 22A, 22AS,
25A, 25AS, 28A, 28AS, 30A, 30AS, 50A,50AC, 50AS, 80A, 80AS, 90A, 90AS, 140A, 140AS
U Seal: N O K KYB SKF WYS UN UPI UPH USH USI
Dust Wiper: DKB DKBI DKBZ DKI DWI DKH DWIR DSI LBI LBH VAY ME-2 ME-8
Buffer Seal: N O K KYB SKF WYS
Piston Seal: SPGW SPGO SPGT SPGA SPG TPM OHM KDAS
Wearing Ring: WR KZT RYT
Oring: Oring Kit For excavators of Various Brands
Width: 1.9mm 2.4mm 3.5mm 5.7mm 8.4mm 3.1mm 1.78mm 2.62mm 3.53mm 5.33mm 6.99mm 2.0mm 3.0mm 3.5mm
Floating Seal Group
Excavator Pilot Valve Pusher
Company Profile
Guangzhou Midao (Mido) Oil Seal is a leading supplier specializing in high-performance oil seals and sealing solutions. Renowned for their durability and reliability, Midao's products are widely used in various machinery, from construction equipment (e.g., excavators) to industrial applications. The company serves a global clientele, providing critical components to the machinery industry worldwide.
The history of exhibition
2001 Beijing BICIS
2004 Shanghai Bauma
2005 Beijing BICIS
2006 Shanghai Bauma
2007 Beijing BICIS
2009 Beijing BICIS
2011 Beijing BICIS
2013 Beijing BICIS
2024 Moscow CTT
2024 Shanghai Bauma
FAQ
Q1. Why should I choose your products?
While operating our own manufacturing facility, we also distribute oil seals from renowned international brands. We are committed to providing one-stop solutions to meet all our customers' diverse needs. Excavator/ Loader/ Motor Grader Seal kits and Spare Parts.
Q2. What series of products does your company have?
Excavator/ Loader/ Motor Grader Seal kits and Spare Parts.
Q3. Any other good service your company can provide?
Yes. Conduct regular follow-up visits, and there are dedicated staff available online 24 hours a day
In the era of digital office, our company is committed to providing customers with comprehensive and efficient service experiences. The "Online Specialist Response" is a key component of this commitment.
![]() |
MOQ: | We Accept Trial Order |
Price: | Negotiations |
Standard Packaging: | Carton box outside, PP bag inside |
Delivery Period: | 3-8 Days After Payment Received |
Payment Method: | L/C,T/T,Western Union,MoneyGram,Alipay |
Supply Capacity: | 500 Sets Per Week |
The Super Heat Resistance E340D2L Hydraulic Cylinder Seal Kit High Pressure Seal Kit Seal Kit High Quality Seal Kit is used to seal up the gap between different parts of the hydraulic cylinder. They can be used under high pressure and also can be used between the head and the connecting rod when the rod and cylinder seal are reciproing. We usually call them as BOOM / ARM / BUCKET cylinder seal kit.
Product Name | Super Heat Resistance E340D2L Hydraulic Cylinder Seal Kit High Pressure |
Seals Type | Set of Seals for E340D2L Cylinder |
Place of Origin | Made in China |
Application | E340D2L Excavator Boom Arm Bucket Hydraulic Cylinder Seal Kit Repair Kit |
Feature | High Efficiency , Heat resistant , Good elasticity,Sealing Performance,Oil-resistant,Oil Resistance |
Package of Goods | Carton box outside, PP bag inside |
Seals Elements | U-Seal, Buffer Ring, Piston Seal, Wear Ring, Dust Ring, O-Ring, Backup Ring, U-Seal Backup, |
Seals Elements Material | TPU, NY , NBR , PTFE , |
Temperature | -30 ~ +130℃ |
Lead Time | 3-8 Days After Payment Received |
Technical Specifications
· Application: Hydraulic cylinders for E340D2L excavators
· Seal Type: Complete sealing set for cylinder overhaul
· Place of Origin: China
· Temperature Range: -30°C to +130°C
Included Seal Elements
· U-Seal
· Buffer Ring
· Piston Seal
· Wear Ring
· Dust Ring
· O-Ring
· Backup Ring
· U-Seal Backup
Material Composition
· TPU (Thermoplastic Polyurethane): Provides excellent abrasion resistance and durability
· Nylon (NY): Offers high mechanical strength and stability
· NBR (Nitrile Rubber): Delivers superior oil and fuel resistance
· PTFE (Polytetrafluoroethylene): Ensures low friction and high temperature performance
Key Features
· Super Heat Resistance: Reliable performance in high-temperature environments (up to 130°C)
· High Pressure Compatibility: Effective sealing under extreme pressure conditions
· Excellent Elasticity: Maintains sealing force under dynamic conditions
· Oil Resistance: Compatible with various hydraulic fluids and oils
· High Efficiency: Optimized for minimal friction and energy loss
· Multi-Material Design: Combines the best properties of different materials for optimal performance
· Wide Temperature Adaptability: Suitable for use in extreme climatic conditions
Packaging
· Inner packaging: PP bag for moisture and contamination protection
· Outer packaging: Sturdy carton box for secure storage and transportation
Lead Time
3–8 days after payment confirmation
Related Excavator Number:
70B, 110B, 307, 308, 308B, 308C, 312, 312B 312C , 312D, 312V2, 315, 320B, 320C, 320V2, 322, 330, 330B, 330C, 330D, 336D, 345, 345C, 345D, 349D, 349E, 350, 336D2L
Seal Kit:
BOOM CYL SEAL KIT , ARM CYL SEAL KIT, BUCKET CYL SEAL KIT, CONTROL VALVE SEAL KIT, HYDRAULIC PUMP SEAL KIT, CENTER JIONT SEALKIT,
PIOLVE VALVE SEAL KIT, SWING MOTOR SEAL KIT, FINAL DRIVE TRAVEL MOTOR SEAL KIT, CHAIN ADJUST CYL SEAL KIT, GEAR PUMP SEAL KIT
Rubber Oil Seal:
TYPE: TC, TB, TA, TCV, TCN, TCZ, SC, SB, SA, DB, DC, VC, VB, KC, KB, TC4, TB4, TG4
BRAND: N O K, NDK, NAK, SOG, CFW
ITALY-TECNOLAN TECNOTEX TECNOLEO
Centaflex Coupling: 25H, 30H, 35H, 40H, 45H, 50H, 90H, 110H, 140H, 160H, 240H, 4A, 4AS, 8A, 8AS, 16A, 16AS, 22A, 22AS,
25A, 25AS, 28A, 28AS, 30A, 30AS, 50A,50AC, 50AS, 80A, 80AS, 90A, 90AS, 140A, 140AS
U Seal: N O K KYB SKF WYS UN UPI UPH USH USI
Dust Wiper: DKB DKBI DKBZ DKI DWI DKH DWIR DSI LBI LBH VAY ME-2 ME-8
Buffer Seal: N O K KYB SKF WYS
Piston Seal: SPGW SPGO SPGT SPGA SPG TPM OHM KDAS
Wearing Ring: WR KZT RYT
Oring: Oring Kit For excavators of Various Brands
Width: 1.9mm 2.4mm 3.5mm 5.7mm 8.4mm 3.1mm 1.78mm 2.62mm 3.53mm 5.33mm 6.99mm 2.0mm 3.0mm 3.5mm
Floating Seal Group
Excavator Pilot Valve Pusher
Company Profile
Guangzhou Midao (Mido) Oil Seal is a leading supplier specializing in high-performance oil seals and sealing solutions. Renowned for their durability and reliability, Midao's products are widely used in various machinery, from construction equipment (e.g., excavators) to industrial applications. The company serves a global clientele, providing critical components to the machinery industry worldwide.
The history of exhibition
2001 Beijing BICIS
2004 Shanghai Bauma
2005 Beijing BICIS
2006 Shanghai Bauma
2007 Beijing BICIS
2009 Beijing BICIS
2011 Beijing BICIS
2013 Beijing BICIS
2024 Moscow CTT
2024 Shanghai Bauma
FAQ
Q1. Why should I choose your products?
While operating our own manufacturing facility, we also distribute oil seals from renowned international brands. We are committed to providing one-stop solutions to meet all our customers' diverse needs. Excavator/ Loader/ Motor Grader Seal kits and Spare Parts.
Q2. What series of products does your company have?
Excavator/ Loader/ Motor Grader Seal kits and Spare Parts.
Q3. Any other good service your company can provide?
Yes. Conduct regular follow-up visits, and there are dedicated staff available online 24 hours a day
In the era of digital office, our company is committed to providing customers with comprehensive and efficient service experiences. The "Online Specialist Response" is a key component of this commitment.