| Customization: | Available |
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| Manufacturing Process: | Thermoplastic |
| Surface Treatment: | Spray-Paint |
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1. Assembled and tested before using on mud pump.
2. Diaphragms are available in various materials to suit application requirements.
3. Single-piece forged bodies provide a stronger body and a smoother inside surface.
4. Large top cover plate allows fast diaphragm replacement without removing the body from unit
5. API standard bottom connection flange with R39 ring-joint gasket.
6. Field replaceable bottom plates eliminate costly shop repairs and downtime.
7. Heavy-duty cover protects pressure gauge and charge valve from damage
KB75 pulsation dampener bladder,air bag capsule for mud pump
Product Description
This product is composed of the rubber materials with special performance, has carried on the special strengthen the bottom, the overall structure is reasonable, has good elasticity, resistance to flexure torsion fatigue performance.
Main USES: applicable to oil drilling, mining machinery and other engineering machinery, used as a pulse pressure conditions
Buffer shock absorption.
Suitable conditions: stress is less than or equal to 22 mpa, temperature less than or equal to 80 oc, sprint to less than or equal to 120 times/min, 5 -- 14 p H, medium: drilling mud or water.
The main specifications: 3 NB_1300 FB_1300,
Use note: capsules and rubber sheet must be used
| Model | Bottom O/D mm | Upper O/D mm | Upper I/D mm | H mm | Lip Thickness mm | Chassis quantity |
| F1300/1600(KB-75) | 530 | 279 | 240 | 378 | 16 | 1 |
| 3NB-1000/1300(3NB) | 590 | 314 | 280 | 286 | 23 | 1 |
| F500/800/1000(KB-45) | 445 | 235 | 196 | 332 | 16 | 1 |
Hebei Xinhuafa Petroleum Machinery Co, Ltd. is a specialized manufacturer that
focus on the manufacturing of oil drilling equipment and spare parts since 2006. Our main products are mud pump and accessories which can be interchangeable with many mud pump of oversea and domestic brand,including BOMCO F series, HHF series, NOV P series,LANSHI 3NB series, Oingzhou 3NB series and other mud pump. The products we supply are the cylinder liner, piston,valve(full open type and web type), piston rod, extension rod, cross head, bearing,v belt ,safety valve,manifold,sealing and other mud pump accessories.
1,Q. How long for your delivery time?
A. It will take about 15-35days to finish an order, but the exact time is according to actual situation.
2,Q. Can you offer OEM or design services?
A. Yes, we have our own design department. We can make OEM products according your requirements.
3,Q.How long is the warranty?
A. 1 year
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