• Needle Valve System 1
Needle Valve

Needle Valve

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
500 Sets set
Supply Capability:
10000 Sets Per Month set/month

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‍Packaging & Delivery of Needle Valve

Packaging Details: carton,wooden case or upon request
Delivery Detail: Standard is in stock,others is 1-30days

 

Specifications of Needle Valve

Threaded valve/needle valve Non-rotating stem plug moves axially into and out of the seat Threaded valve/threaded needle valve are

machined from hexagonal bar stock and supplied in 316 stainless steel and tube connector.This series are produced in 1/2", 3/4" and 1" with

 male-female and female-female threaded connections.End thread is available in NPT, BSPT and BSPP.Pressure up to 6000 psig (414bar)

for standard series.Pressure up to 10000 psig (689bar) for high pressure series.Temperature from -65F to 450F (-54C to 232CTemperature

 from -65F to 1200F (-54C to 649C) with Grafoil packing .Hexagonal valve body .Non-rotating stem tip .Packing below stem thread isolates

the thread lubricants from the media.Body to bonnet seal with metal to metal constant compressing isolates bonnet thread from the media.

Back seating design protects the packing fully.Open position.Panel mountable.100% factory tested.

Q: What is the hot runner valve needle?
Two. Brief introduction of valve type hot air passage:The valve type hot runner is also a hot runner system which is widely used by all the major international hot runner suppliers. The system opens or closes the gate in a mechanical manner at a predetermined time by using the needle valve under the action of the valve needle control device. This type of hot runner system has many advantages of thermal tip and casting runner systems. If the gate switch time can be artificially controlled, the gate is smooth and smooth, and the hot runner technology application field can be expanded.
Q: Working principle of needle valve type oiling cup
The working principle is very simple, there are like you a look to understand, D is part of a cup, the cup is the top cover, the middle from the top to the bottom through a needle valve, the cup cover is bending spring, pressure spring pressure to the middle of the adjusting nut to adjust the adjusting nut to the top of the needle valve at the lower end of the oil outlet opening.
Q: Why hot runner valve needle Ti
3. heat conductivity is not good - heat insulation (the friction heat in the process is separated from the tool, mold) - tools, molds, thermal resistance better4. corrosion prevention5., high hardness, abrasion resistance, life extension (usually 3~10 times)
Q: Mold glue is how the air valve needle
The hot plate of the needle valve has operation instructions on it. If it is not clear for a long time, see if the hot runner leads out the interface. Is there any mark gas IN/OUT?If not, (usually two groups, only one group and one group)
Q: Hot runner system is not exactly the valve matrix how to do?
3: check aprons are damaged. 4: open the hot runner, check whether the valve needle and valve sleeve between the seepage. Wait。 It's best to see the model,
Q: Needle valve hot runner outlet hole shrink what is the reason?
Because the valve needle is into the gate, the hot runner temperature here is the highest, so the plastic temperature near here is the highest.
Q: Needle valve hot runner Road, needle valve does not move, what are the reasons?
You pull the valve needle, because the needle is too tight, the head of the needle pulled out of it.
Q: How can I see a needle valve in plastic products?
Do good needle type mold, the glue inlet port is generally lower than the product surface, in front with no obvious signs of the case can be used to identify the surface color, into the plastic needle valve mouth is used with cooling gel, ambient temperature will be higher than the nearby, slightly shiny.
Q: Is the injection pressure tight after the valve pin closes?
In the process of injection molding, solution and shrinkage because of cooling, but because the screw to move slowly forward, so that the material in the tube to melt into the cavity, to supplement the needs of shrinkage, called pressure. It means to prevent product shrinkage, with pressure if production is stable. The pressure can also adjust the product size, without weld line
Q: Does the needle valve hot runner have adhesive problems? What are the possible causes?
ExistingWe asked coreter hotrunner maintenance customer servicePossible reason: the valve needle does not emit too much heat.Handling: reduce hot nozzles and gatesThe temperature increases with cooling time.
Our products mainly includes 5 categories, compression fittings, needle valves & gauge valves, manifold valves, instrumentation ball valves, precison pipe fittings and pressure gauge accessories.These products focus on male connector, female connector,equal union, male elbow, union elbow, union tee, male branch tee, union cross, integral needle valve, gauge root valve, 2 valve manifold, 3 valve manifold, 5 valve manifold, remote mount valve, block and bleed valve, union bonnet needle valve, nipples, hose connector, adapters, couplings, bushing, coil syphon and etc.

1. Manufacturer Overview

Location Zhejiang,China (Mainland)
Year Established 2002
Annual Output Value
Main Markets Central America 7.04
Northern Europe 6.03
Southern Europe 6.53
South Asia 3.02
Domestic Market 5.03
North America14.05
South America 8.04
Eastern Europe7.04
Southeast Asia 6.03
Africa6.03
Oceania 7.04
Mid East 6.03
Eastern Asia 8.04
Western Europe 10.05
Company Certifications ISO 9001:2008;ISO 14001:2004;CE;CE

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a) Trade Capacity
Nearest Port
Export Percentage 51% - 60%
No.of Employees in Trade Department 6-10 People
Language Spoken:
b) Factory Information
Factory Size: 3,000-5,000 square meters
No. of Production Lines Above 10
Contract Manufacturing OEM Service Offered Design Service Offered
Product Price Range

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