7-5/8" Stop Collars, Hinged Spiral Nail, with Set Screws
USD $1 - $25 /Set
Min.Order:1 Set
Puyang Zhongshi Group Co., Ltd.
7-5/8” Stop Collars, Hinged Spiral Nail, with Set Screws
Float collar is installed on the casing and up the float shoe, like float shoe, it also provide buoyancy to the casing string when it's lowered ,reducing the load on the drilling rig, A build-in valve provide buoyancy to the casing string also prevents cement from re-entering the casing after it's displaced .it's a receptacle to cement plug.
Float collar features:
1.All inner parts are made of easily drillable aluminum alloy.
2.The device can be connected directly to the casing of the same type.
3.Reliable back-pressure leak proof structure, enable grout or slurry flow with less resistance.
4.Valve seat and valve disk can effectively prevent grout from flowing back.
5.Non-rotating landig plate is available on request.
6.Either PDC or rock bit drillable.
Puyang Zhongshi Group Company Ltd was founded in 1996,which is the restructured enterprise of Central Plains oilfield branch company of SINOPEC . The company registered capital is 6083 million yuan,with annual output value 200 million yuan, 580 employees, including more than 160 technical and administrative staff. Oil machinery is our main products, the leading products include pumping unit,subsurface sucker rod pump, wellhead (Christmas Tree), pressure vessels,drilling solid control series products and cementing accessories, We had attained ISO 9001 in 1998 and API Certificates in 2002 .
All products purchased in our company are guaranteed to keep in good repair for one year. If quality problems happen in guarantee period, our company will maintain for free. Additionally, our company provides technical support and fittings for life. After-sales service isn't restricted by time and we will assign technical personnel to solve your problems immediately after receiving telephone and hear feedback idea of users and deal with them in time. If you are caught in some problems when using our products, welcome to contact us at any time.