High-Flow Screw Pump Dispenser for Heavy Viscosity Applications

• 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
• 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 true pinnacle of metering excellence. Masterfully engineered for dispensing hot melt and thermal conductive adhesives, this valve is your go-to solution for managing medium to high viscosity fluids. It offers unmatched flexibility, effortlessly adapting to the varying demands of glue volume and coating across diverse workpieces. At its core, a sophisticated rotor and stator system forms a completely sealed metering chamber, ensuring consistent dispensing performance that remains unaffected by fluid viscosity changes. Explore our selection of high-flow, micro, and dual-liquid screw dispensing valves, each designed to deliver superior application results.

Experience the art of precision dispensing with our groundbreaking screw dispenser. Leveraging the rotational dynamics of a screw, it delivers finely crafted dots and lines with remarkable accuracy. This volumetric metering screw pump is engineered to remain unaffected by liquid viscosity, guaranteeing flawless operation every time. Through its innovative endless piston mechanism, it promises continuous, uninterrupted dispensing to fulfill all your application needs.

Dispensing Needle
Crafted to perfection, our dispensing needles are meticulously designed to meet a wide range of adhesive requirements, whether you are working with single-component adhesives or dual-component glues such as AB adhesive.

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 stands as a beacon of leadership in intelligent manufacturing, focusing on three main business areas: customized production lines, standard products, and comprehensive testing services. Our standard product offerings include dispensing machines, potting machines, curing equipment, and an array of related items. We provide tailored production lines specifically designed to meet customer specifications, predominantly serving sectors like new energy motors, electronic control systems, automotive, and electronic semiconductor industries. This includes customized assembly and testing lines for various sensors and intelligent chassis-by-wire control production line solutions. Our testing services offer extensive testing, data simulation collection, and much more.
Q2: Where is your company located?
A: HOLS proudly calls the vibrant city of Suzhou its home, with manufacturing bases in Suzhou and three additional offices. We also operate two international offices in Germany and Mexico, all dedicated to bringing exceptional products and services to our global clientele.
Q3: How long does it take to produce the machine?
A: Our products are meticulously tailored to meet the unique demands of each customer. For standard equipment, delivery is typically around one month from the receipt of order. For non-standard production lines, the timeline from design confirmation to delivery is approximately 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 skilled engineers will provide comprehensive operational guidance until you are fully proficient in operating the equipment. If a visit is not feasible, we also offer detailed online support services.
Q5: What should we do when equipment malfunctions?
A: 1. Our 24/7 expert support team is always ready to assist. Our engineers are on standby to swiftly identify and resolve any 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).