Rotary Positive Displacement Valve for Enhanced Heavy Viscosity Fluid Control

• Customization: Available
• After-sales Service: Online Service
• Precision: High Precision
• Model NO.: Screw Dispensing Valve
• Condition: New
• Warranty: 12 Months
• Automatic Grade: Automatic
• Installation: Vertical
• Driven Type: Pneumatic
• Machine Name: Screw Type Dispenser
• Ratio Accuracy: ±2%
• Output Accuracy: ±2%
• Mixing Ratio: Customized
• Output Speed: 5-10g/S
• Optional: Single/Double Output Needle
• Transport Package: Wooden Case
• Specification: Customized
• Trademark: HOLS
• Origin: Jiangsu, China

Product Description

Product Description

Screw Dispensing Valve:

    Unleash the power of precision with our Screw Dispensing Valve, a pinnacle of metering excellence. Perfectly engineered for dispensing hot melt and thermal conductive adhesives, this valve excels in managing medium to high viscosity fluids. It offers unparalleled flexibility, adapting seamlessly to the demands of variable glue volume and coating on diverse workpieces. At its heart lies a sophisticated rotor and stator system, creating a completely sealed metering chamber that guarantees consistent dispensing performance, immune to fluid viscosity changes. Choose from our range of high-flow, micro, and dual-liquid screw dispensing valves for superior application results.

    Experience the art of precision dispensing with our innovative screw dispenser. Utilizing the rotational dynamics of a screw, it delivers finely written dots and lines with remarkable accuracy. This volumetric metering screw pump is designed to remain unaffected by liquid viscosity, ensuring flawless operation. Through its endless piston mechanism, it promises uninterrupted, continuous dispensing for all your application needs.

Dispensing Needle
Tailored to perfection, our dispensing needles are crafted to meet diverse adhesive needs. Whether dealing with single-component adhesives or dual-component glues like AB adhesive, our needles provide the precision and reliability you require.

Specification

Technical Parameters for Screw Dispensing Valve:

Model	D03	D15	D45	D60	D70
Measurements	length 228 mm, Ø 33 mm			length 274 mm, Ø 40 mm
Weight	340g			650g
Operating pressure	0-6 bar
Max. dispensing pressure	20 bar			21 bar	20 bar
Viscosity	watery to pasty
Dosing volume	ca. 0,003 ml/rev	ca. 0,01 ml/rev	ca. 0,05 ml/rev	ca. 0,14 ml/rev	ca. 0,53 ml/rev
Volume flow	0.03-0.36 ml/min 0.5~6 μL/s	0.1-1.2 ml/min 1.6~20 μL/s	0.5-6.0 ml/min 8.3~100 μL/s	1.4-16.0 ml/min 23.3~266 μL/s	5.3-16.0 ml/min 88.3~1000 μL/s
Min. dispensing quantity	0.00025 ml	0.0008 ml	0.004 ml	0.015 ml	0.06 ml
Dispesning accuracy	± 1 %
Stator material	hi-tec		hi-act / hi-per / hi-tec		hi-per
Material inlet	G 1/8" DIN/ISO 228		G 1/8" DIN/ISO 228
Material outlet	Luer-Lock (patented)
Wetted parts	AL / stainless steel / hi-tec/ UPE		AL / stainless steel / hi-per/ UPE (optional act/tec)		AL/ stainless steel / hi-per / HD-PE
Operating conditions	10 - 40 °C
Max. speed	125rpm*

Company Profile

FAQ

Q1: What products does your company have?
A: HOLS is a titan in intelligent manufacturing, excelling in three primary domains: bespoke production lines, standard products, and extensive testing services. Our standard offerings feature dispensing machines, potting machines, curing equipment, and a myriad of associated items. We specialize in custom production lines tailored to client specifications in sectors like new energy motors, automotive, and electronic semiconductor industries. This includes bespoke assembly and testing lines for various sensors and cutting-edge chassis-by-wire control solutions. Our testing services provide comprehensive testing and data simulation collection, among other offerings.
Q2: Where is your company located?
A: HOLS proudly calls the bustling city of Suzhou home, with our headquarters nestled there. We have manufacturing bases in Suzhou and three additional offices, complemented by two international offices in Germany and Mexico, all committed to providing exceptional products and services to our global customers.
Q3: How long does it take to produce the machine?
A: Our meticulously crafted products are tailored to each customer's unique requirements. For standard equipment, you can expect delivery approximately one month from order receipt. For custom production lines, the journey from design confirmation to delivery takes about three months.
Q4: If we don't know how to use it after purchasing the machine, will your company teach us?
A: Absolutely. We warmly invite you to send a team to our factory, where our expert engineers will provide thorough operational training until you gain proficiency in operating the equipment. If visiting is not feasible, we offer comprehensive online support services to guide you every step of the way.
Q5: What should we do when equipment malfunctions?
A: 1. Our dedicated 24/7 expert support team is always at your service. Our engineers are poised to swiftly identify and resolve issues, ensuring minimal disruption to your operations.
2. One-year comprehensive warranty: All equipment is protected by a 12-month warranty against material defects under normal operation. Qualifying repairs include free replacement parts (exclusions: intentional damage or unauthorized modifications).