Dowhon FKM Rubber Compound for Watch Straps

• Customization: Available
• Raw Material: Synthetic Rubber
• Material: Fluorocarbon Rubber
• Model NO.: DHF Series
• Mooney Viscosity: 20-60
• Compression Set: 17
• Final Products: Orings, Gaskets, Oil Seals, Fuel Hoses
• Industry: Automotive Industry
• Color: Various
• Thickness: 2mm-8mm
• Width: as Require
• OEM: Yes
• Transport Package: Carton
• Specification: 445*305*145mm
• Trademark: Dowhon
• Origin: Sichuan, China
• HS Code: 39046900
• Production Capacity: 8000mt/Year

Product Description

Company Profile

 

Sichuan Dowhon founded in 2002, headquartered in Chengdu National Industrial Park- Meishan Jinxiang Industrial Park. 

1. The largest FKM manufacturer in China, with the actual output is 5500mt in 2022 which is the total sum of No.2 - No.5.
2. 2 CNAS approved labs;
3. 1 10,000 clarification workshop for smart-wearable devices;
4. 1 100,000 clarification workshop for FKM precompounds and compounds.
5. 13 producing lines for FKM precompounds and compounds.
6. Over 85% market share for Chinese smart-wearable devices.

 

 

Product Description

Typical Properties

Fluoro Content	Min 66%
Specific Gravity	Min1.92
Physical form	Slab
Color	VARIOUS
Solubility	Ketones and Esters
Hardness (shore A)	75 ±5

 

Instruction

 

DHF-75#11FL is a fluoroelastomer compound which include copolymer of hexa-fluoropropylene and vinylidene-fluoride, curatives and fillers.

 

Applications

It is designed for O-ring, DHF-75#11FL is compound which could do the final product directly.
Features:

1. Excellent mold release
2. Excellent hot tear resistance
3. Good mold flow
4. Low compression set
5. Low mooney viscosity

 

Packing information

DHF-75#11FL is package with PE film in carton. The weight is 25kg net per carton.

 

 

 

Safety and handling

   Store in well ventilated place
   Smoking is forbidden Strictly in working areas
   Avoid eye contact
  Wash thoroughly any contacted skin and clothing after handling

Product Parameters

Typical properties of Vulcanizate
Typical Physical Properties
Press Cure 180ºC@5min, Post Cure 230ºC@24hour

Hardness, Shore A                                        75  (ASTM D 412)
Elongation at Break, %                             205    (ASTM D 412)
Tensile, MPa                                             12    (ASTM D 2240)
Compression set % 200ºC@70hour,        15   (ASTM D 395 method  B Disc) 

Low Temperature Resistance
Brittleness temperature, ºC                     -26    (ASTM D 1329)   

Air oven aging               ASTM D-537, 230ºC@70h    
Hardness change, degree                        2           
Tensile change %                                    -2          
Elongation at break change %                 0           

Oil resistance ASTM D471 standard, 150ºC@70h
ASTM 1# standard oil
Hardness change, degree                      2           
Tensile change %                                   0           
Elongation at break change %               0           
Volume Change %                               0.4          

ASTM 3# standard oil
Hardness change, degree                         6            
Tensile change %                                     -4           
Elongation at break change %                  2            
Volume Change %                                   2.1           

 

 

Detailed Photos

 

 

Packaging & Shipping

20kgs/25kgs per carton by courier, like FedEx, DHL etc; 500kgs/625kgs/700kgs per pallet for shipping.

Installation Instructions

Certifications

ISO9001, ISO14001, IATF16949

Currently has 65 patents, 15 invention patents are under application, participated in the formulation of 4 National Standards.

FAQ

 

1, What's your MOQ?
BY air MOQ is 20-25KG, by sea MOQ is 100KG.

2, What's your delivery time?
For stock goods, we can arrange delivery within 3 working days, otherwise delivery time is around 7-14 working days.

3, What's your package?
Usually goods are packaged with PE film in carton. The weight is 20-25kg net per carton. 500kgs/625kgs/700kgs in a pallet.

4, How can we select the exactly grade which suit for our usage?
Please contact our sales, we'll recommend suitable grade according to your typical physical properties and other related information.