Address
Building A1, Runteng Industrial Park, No. 4 Xishan Road, Longteng Community, Shiyan Subdistrict, Bao'an District, Shenzhen 518000, China
Work Hours
Monday to Saturday: 09:00 – 23:00 (UTC+8)
Sunday: closed
JHIMS Precision Dispensing Nozzles & Tappet
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TAPPET — Precision Dispensing Nozzles & Tappet
0.025mm Min Aperture±0.001mm AccuracyHRA 91-93Ra0.05 Mirror Bore100% Inspection
- 💎 Tungsten steel AF1 / ceramic — 3-5x longer service life
- 🔌 Drop-in fit: Asymtek · Vermes · Techcon · DELO + 20+ brands
- 🏭 ISO 9001 · CE compliant · 2,456+ clients in 30+ countries
PRECISION DISPENSING COMPONENTS
JHIMS TAPPET Precision Dispensing Nozzles & Tappet
Industry-leading dispensing components engineered for sub-microliter precision. Minimum aperture 0.025mm with accuracy ±0.001mm, mirror-polished tungsten steel AF1 up to HRA 93 — trusted by 2,456+ clients in 30+ countries for semiconductor, SMT, medical and consumer electronics dispensing.
ISO 9001 Certified
CE Compliant
Serving 2,456+ Clients in 30+ Countries
36 R&D Engineers
Est. 2012 — 14+ Years of Excellence
Automotive Tier-1 Supplier
Medical Device Manufacturer
Consumer Electronics OEM
Industrial Automation Leader
LED Lighting Manufacturer
Medical Device Manufacturer
Consumer Electronics OEM
Industrial Automation Leader
LED Lighting Manufacturer
Explore JHIMS Solutions: Learn more about SMT assembly equipment and PCBA manufacturing solutions. Complete your dispensing process with dispensing valve parts, dispensing nozzles, tappets and seals. Build the full line with solder paste printers, pick and place machines and reflow ovens. Support your line with feeders and feeder parts and SMT machine parts. See how JHIMS supports why customers choose JHIMS, review our certificates and warranty policy, or explore buying guides, case studies and FAQ resources.
Pain Points & JHIMS Solutions
Common Nozzle & Tappet Problems
- Premature wear leads to inconsistent dispensing volume within 2-3 weeks of operation
- Inconsistent aperture diameter causes dot size variation exceeding ±0.01mm
- Poor inner bore surface finish (Ra > 0.2) creates fluid adhesion and clogging
- Off-the-shelf nozzles lack compatibility with specific valve models
- High rejection rate from batch inconsistency requires frequent nozzle swaps
- Insufficient hardness (below HRA 88) results in rapid tip deformation
JHIMS Precision Solutions
- Tungsten steel AF1 with HRA 91-93 hardness delivers 3-5x longer service life
- ±0.001mm aperture accuracy — roundness and concentricity within 0.002mm
- Mirror-polished Ra0.05 inner bore eliminates fluid residue and clogging
- Drop-in compatibility with Asymtek, Vermes, Techcon, DELO and 20+ domestic brands
- 100% full inspection with laser micrometer and profilometer — zero-defect guarantee
- 36 R&D engineers support non-standard custom designs for any dispensing application
Product Overview
JHIMS TAPPET Precision Dispensing Nozzles & Tappet
The JHIMS TAPPET are the core consumable components inside jet dispensing valves used across semiconductor packaging, SMT assembly, medical device manufacturing and consumer electronics production. Each jet valve nozzle and tappet is machined from premium tungsten steel AF1 (or high-purity ceramic) and undergoes multi-stage grinding, lapping and polishing to achieve sub-micron tolerances — minimum aperture 0.025mm with ±0.0005mm tolerance, roundness and concentricity within 0.002mm, and a mirror-polished Ra0.05 bore. Compatibility covers piezoelectric and pneumatic jet valve systems: Asymtek DJ-9000/9500, Vermes MDS3000 series, Techcon TS series, DELO jet valves and 20+ domestic brands. With 21 standard nozzle models and 21 standard tappet models, JHIMS dispensing valve parts deliver drop-in replacement with 100% full inspection on every component.
Manufactured under ISO 9001:2015 quality management with CE certification, every component is inspected with laser micrometer dimensional measurement and surface profilometry — tungsten steel AF1 at HRA 91-93 hardness delivers 3-5x longer service life than generic nozzles.
Applications: Precision dispensing for semiconductor packaging, automotive electronics, medical devices, consumer electronics, LED packaging, battery manufacturing, telecom/5G, aerospace, SMT assembly, optoelectronics, wearable devices and PCB manufacturing.
Key Features
🎯
Ultra-Precision Machining
Aperture accuracy ±0.001mm with roundness, verticality, straightness and concentricity all held within 0.002mm — every component is machined, lapped and polished to sub-micron tolerances.
💎
Superhard Materials
Tungsten steel AF1 hardened to HRA 91-93 delivers 3-5x longer service life than generic nozzles (HRA 85-88). Ceramic variants handle abrasive and high-temperature fluids.
✨
Mirror-Polished Bore
Inner bore surface finish of Ra0.05 eliminates fluid residue, reduces clogging and extends cleaning intervals from every 1-2 shifts to every 8-12 shifts.
🔌
Full Valve Compatibility
Drop-in replacement for Asymtek DJ-9000/9500, Vermes MDS3000 series, Techcon TS series, DELO jet valves and 20+ domestic brands — with 21 standard nozzle models and 21 tappet models.
✅
100% Full Inspection
Every component passes dimensional measurement with a laser micrometer, surface profilometry and functional testing — zero-defect guarantee backed by ISO 9001:2015 quality management.
🔧
Non-Standard Custom Design
36 R&D engineers support custom dimensions, materials and geometries for non-standard dispensing applications — from special tappet tip radii to unique nozzle shapes.
🤝
Pre-Matched Nozzle-Tappet Kits
Matched nozzle-tappet pairs with optimized tip radius eliminate trial-and-error pairing, improving process capability from CpK 1.0 to CpK ≥ 1.67.
📏
Sub-Microliter Precision
Minimum aperture 0.025mm enables dots as small as sub-microliter volumes for semiconductor underfill, die attach and micro-dispensing applications.
Technical Specifications
| Parameter | Specification | Parameter | Specification |
|---|---|---|---|
| Material | Tungsten Steel AF1 / Ceramic / Stainless Steel | Hardness | HRA 91 – 93 |
| Minimum Aperture | 0.025 ± 0.0005 mm | Aperture Accuracy | ±0.001 mm |
| Roundness | ≤ 0.002 mm | Verticality | ≤ 0.002 mm |
| Straightness | ≤ 0.002 mm | Concentricity | ≤ 0.002 mm |
| Surface Finish (Inner Bore) | Ra 0.05 µm (Mirror Polish) | Surface Finish (Outer) | Ra ≤ 0.2 µm |
| Operating Temperature | 10°C – 180°C | Inspection Method | 100% Full Inspection (Laser Micrometer + Profilometer) |
| Quality Management | ISO 9001:2015 Certified | Safety Certification | CE Marked |
| Service Life (vs. Generic) | 3-5x longer (2M – 5M+ cycles) | Compatibility | Asymtek DJ-9000/9500, Vermes MDS3000, Techcon TS, DELO + 20+ domestic brands |
| Origin | Shenzhen, China |
Applications & Industries
The JHIMS TAPPET Precision Dispensing Nozzles & Tappet is a versatile workhorse deployed across mission-critical electronics manufacturing sectors worldwide.
💻
Semiconductor
🚗
Automotive Electronics
🏥
Medical Devices
📱
Consumer Electronics
💡
LED Packaging
🔋
Battery Manufacturing
📡
Telecom / 5G
✈️
Aerospace
🏭
SMT Assembly
🔬
Optoelectronics
🎮
Wearable Devices
🖨️
PCB Manufacturing
In-Depth Knowledge Hub
Industry-Specific Dispensing Solutions
Semiconductor Packaging
Ultra-fine 0.025mm nozzles for underfill and die attach applications. Sub-micron accuracy ensures consistent fillet height and minimal void formation in flip-chip and wafer-level packaging.
Automotive Electronics
High-durability nozzles (HRA 93) for conformal coating and ECU potting withstand high-volume production with minimal tip wear. Ceramic options handle abrasive thermal interface materials.
Medical Device Assembly
ISO 9001 certified manufacturing with mirror-polished Ra0.05 bores that prevent contamination — validated for medical-grade adhesives, UV-cure epoxies and biocompatible silicones.
Consumer Electronics
Precision nozzles and tappets for smartphone camera module assembly, acoustic component sealing and micro-speaker dispensing at high cycle rates.
LED Packaging & Battery
Consistent dot size for LED die attach and battery cell sealing, with ceramic variants for abrasive phosphor and electrolyte materials.
Aerospace & Telecom
Conformal coating and potting for mission-critical avionics and 5G modules, with 100% inspection traceability and CE certification for EU compliance.
Nozzle & Tappet Catalog
Understanding precision dispensing components is essential for optimizing your jet dispensing process. Below is a comprehensive technical reference for engineers and process managers.
Piezoelectric Valve Nozzles
High-frequency jet dispensing nozzles for piezoelectric actuated valves. OD×Length×Hole (mm): 4×1.75×0.05 · 4×3.5×0.05 · 4×6×0.1 · 4×6×0.15 · 4×8×0.085 · 5×1.75×0.1 · 5×2.3×0.05 · 5×5.75×0.075 · 5.4×9×0.1 · 6×2.5×0.1. Material: Tungsten steel AF1 / Ceramic — 10 standard models.
Pneumatic Valve Nozzles
Air-actuated dispensing nozzles for pneumatic jet valve systems. OD×Length×Hole (mm): 7×5×0.2 · 7.2×5×0.1 · 7.0×4.6×1.5 · 7.2×11×0.15 · 7.2×5×0.15 · 7.0×7.75×0.15 · 7.2×7.0×0.1 · 7.2×12×0.1 · 7.2×20×0.1 · 7×9.6×0.25 · 7×5×0.15. Material: Tungsten steel AF1 / Ceramic — 11 standard models.
Piezoelectric Valve Tappets
Precision tappets for piezo-actuated jet dispensing valves. Radius×Length (mm): R0.75-16 · R0.5-36 · R0.75-43 · R0.75-25.24 · R1.0-48.25 · R0.85-69.5 · R0.125-30 · R0.75-69 · R0.75-34 · R0.75-38 · R1-34.5. Material: Tungsten steel / Ceramic — 11 standard models.
Pneumatic Valve Tappets
Heavy-duty tappets for pneumatic jet valve assemblies. Radius×Length (mm): R0.95-69 · R1.2-68 · R1.5-73 · R1.0-57 · R2.4-57 · R1.5-57 · R2.5-112 · R1.5-69 · R2.0-72 · R3-65. Material: Tungsten steel / Ceramic — 10 standard models.
Valve Body Accessories
Complete range of jet valve internal components and consumables: Die A/B tappet kits, levers, triangle molds, nozzle guide sleeves, nozzle caps, flow channel parts and PEEK guide sleeves — compatible with major valve brands.
Manufacturing Best Practices Guide
Maximize your TAPPET performance with these manufacturing operation and maintenance guidelines.
Precision Manufacturing Process
Every nozzle and tappet is machined from premium tungsten steel AF1 or high-purity ceramic, then undergoes multi-stage grinding, lapping and polishing to achieve sub-micron tolerances — roundness, verticality, straightness and concentricity all within 0.002mm.
100% Inspection & Quality Control
Each component passes dimensional measurement with a laser micrometer, surface profilometry and functional testing under internal QTS-021 and QCP-001 procedures — within an ISO 9001:2015 certified quality system.
Selection & Maintenance Guide
Replace nozzles and tappets as matched pairs for optimal dot consistency. Inspect weekly: check aperture for wear, verify tappet tip radius, and clean the bore with approved solvents. Typical service life 2M-5M+ cycles with routine care.
Production Workflow — Nozzles & Tappets in the Dispensing System
Understanding where precision nozzles and tappets fit within the jet dispensing valve assembly is critical for maintenance planning and process optimization.
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Fluid Reservoir
Fluid Reservoir
→
🛤️
Feed Channel
Feed Channel
→
⚡
Valve Actuator
Valve Actuator
→
🔨
Tappet Impact
Wear Part #2
Tappet Impact
Wear Part #2
→
🎯
Precision Nozzle
Wear Part #1 ⭐
Precision Nozzle
Wear Part #1 ⭐
→
📦
Substrate
Substrate
The tappet tip impacts the nozzle seat to eject fluid — the nozzle aperture controls dot size and placement. Replace both as matched pairs for consistent CpK ≥ 1.67 performance.
Generic Nozzles vs. JHIMS Precision Nozzles — The Numbers Don’t Lie
| Metric | Manual Printing | JHIMS TAPPET | Advantage |
|---|---|---|---|
| Material | Standard tungsten steel, HRA 85-88 | Tungsten steel AF1, HRA 91-93 | 5x Longer Life |
| Aperture Accuracy | ±0.005 – 0.01 mm | ±0.001 mm | 10x More Precise |
| Roundness | 0.005 – 0.01 mm | ≤ 0.002 mm | 5x Tighter |
| Inner Bore Finish | Ra 0.2 – 0.4 µm | Ra 0.05 µm (Mirror Polish) | 4x Smoother |
| Service Life | 500K – 1M cycles | 2M – 5M+ cycles | 3-5x Longer |
| Inspection Rate | Spot-check (5-10%) | 100% Full Inspection | Zero-Defect |
| Clogging Frequency | Every 1-2 shifts | Every 8-12 shifts | 6x Fewer Stops |
| Dot Consistency (CpK) | CpK 0.8 – 1.0 | CpK ≥ 1.67 | Capable Process |
| Custom Design | Limited or unavailable | Full custom support | Any Geometry |
| Technical Support | Minimal | Dedicated engineering team | Always Available |
| Certifications | None or unknown | ISO 9001:2015, CE | Audit-Ready |
Based on typical industry benchmarks. Actual results may vary by application and operating conditions.
ROI Calculator — See Your Payback Period
Enter your current production parameters to calculate how quickly the JHIMS TAPPET pays for itself.
Factory Tour — See JHIMS Manufacturing Excellence
Every JHIMS component is machined, inspected and tested in our Shenzhen facility, then carefully packed for international delivery.
CNC Precision Machining Center
JHIMS Manufacturing Factory
JHIMS Precision Assembly Workshop
48-Hour Burn-In Testing
Product Videos — See the TAPPET in Action
Watch the JHIMS TAPPET performing real-world production tasks. All videos are hosted on YouTube for fast, reliable streaming worldwide.
How to Connect Dispensing Valve to Controller: Complete Wiring Guide
JHIMS High-Speed Dispensing Machine: 30-Minute Mastery Tutorial
Dual Head vs. Single Head Dispensing Machines: Which is Better?
How GOB Display Dispensing Machine Works — Inline Silicone Glue Tutorial
CUSTOMER SUCCESS STORIES
Trusted by SMT Factories Worldwide
Real-world results from SMT and PCB manufacturers who work with JHIMS — an ISO 9001 certified SMT equipment manufacturer — every case links to a verified JHIMS case study.
LINE AUTOMATIONTCL + JHIMS: 85% Faster Changeover, 30% More Throughput
How a TCL production line cut changeover time by 85% and lifted throughput by 30% with JHIMS automation.
85%Faster Changeover
+30%More Throughput
PCB ASSEMBLYMason Electronics Vietnam: Zero Scratch Defects in Toyota Supplier Audit
A Vietnamese EMS provider passed a Toyota supplier audit with zero scratch defects after reconfiguring their PCB line.
ZeroScratch Defects
PassToyota Audit
COST REDUCTIONMexico PCB Assembly — 67% Labor Reduction
How a Mexican PCB assembly operation reduced labor cost by 67% through SMT line automation.
-67%Labor Cost
AutomatedSMT Line
Frequently Asked Questions
🔧 Technical Questions
Tungsten steel AF1, high-purity ceramic and stainless steel (GB/T 3850). Tungsten steel AF1 is hardened to HRA 91-93 for maximum wear resistance; ceramic variants handle abrasive and high-temperature fluids.
The minimum aperture is 0.025mm with ±0.0005mm tolerance (ISO 286-1), enabling sub-microliter dot volumes for semiconductor underfill and die attach.
Aperture accuracy is ±0.001mm, with roundness, verticality, straightness and concentricity all held within 0.002mm (ISO 12181 / ISO 1101 / ISO 12780).
The inner bore is mirror-polished to Ra0.05µm (ISO 4287) — this eliminates fluid residue, reduces clogging and extends cleaning intervals to every 8-12 shifts.
Drop-in replacement for Asymtek DJ-9000/9500, Vermes MDS3000 series, Techcon TS series, DELO jet valves and 20+ domestic brands. Custom geometries available for other models.
21 standard nozzle models: 10 piezoelectric valve nozzles (OD 4-6mm, holes 0.05-0.15mm) and 11 pneumatic valve nozzles (OD 7-7.2mm, holes 0.1-0.25mm). Custom sizes available.
21 standard tappet models: 11 piezoelectric valve tappets (R0.125-R1.0, lengths 16-69.5mm) and 10 pneumatic valve tappets (R0.95-R3.0, lengths 57-112mm). Custom tip radii available.
JHIMS tungsten steel AF1 nozzles last 2M-5M+ cycles versus 500K-1M cycles for generic parts — 3-5x longer service life due to HRA 91-93 hardness and mirror-polished bores.
Yes — 100% full inspection: every component passes dimensional measurement with a laser micrometer, surface profilometry and functional testing under internal QTS-021/QCP-001 procedures.
ISO 9001:2015 certified quality management system and CE marking for EU directives. Inspection follows ISO 286-1, ISO 12181, ISO 1101, ISO 12780 and ISO 4287 standards.
Yes — 36 R&D engineers support non-standard custom design: special dimensions, materials, tappet tip radii and nozzle geometries for unique dispensing applications.
Matched nozzle-tappet pairs with optimized tip radius eliminate trial-and-error pairing, improving process capability from CpK 1.0 to CpK ≥ 1.67 with the same valve and fluid parameters.
Yes — ceramic variants (high-purity zirconia/alumina) are available for abrasive thermal interface materials, phosphor pastes and other aggressive fluids.
10°C to 180°C, covering standard dispensing processes including heated underfill and high-temperature conformal coating applications.
The 0.025mm aperture produces sub-microliter dots — suitable for flip-chip underfill, die attach and micro-dispensing where consistent fillet height is critical.
🛡️ Warranty & After-Sales
12 months standard warranty on all JHIMS nozzles and tappets, covering manufacturing defects. Nozzle and tappet service life is application-dependent; matched pairs are recommended for consistent performance.
Yes — a dedicated engineering team provides technical support including nozzle selection, tappet tip radius optimization and process troubleshooting. On-site service is available at a charge; remote video training, documentation support and professional technical guidance are provided free of charge.
Yes — custom dimensions, materials and geometries are available for OEM and volume customers, with engineering drawings reviewed before production.
Each component is individually sealed in anti-static packaging with dimensional inspection certificates, then packed in protective foam trays for shipment.
Standard models: 7-10 working days. Custom designs: 15-20 working days including engineering review and sample approval.
Yes — volume orders receive tiered pricing. Contact our sales team with your annual usage for a volume quotation.
Yes — sample nozzles and tappets are available for qualification testing on your dispensing system. Please contact our team with your valve model and fluid parameters.
Provide your valve brand and model (e.g. Asymtek DJ-9000, Vermes MDS3000, Techcon TS series) and our engineering team will confirm the correct nozzle and tappet specifications.
🚚 Shipping & Payment
Standard payment terms: 70% T/T deposit with the order, 30% T/T before shipment. Existing customers may use L/C (Letter of Credit) at sight. L/C at sight is available for established customers. All prices are quoted in USD.
Small orders ship by express courier (DHL/FedEx/UPS) with 3-7 day transit; bulk orders ship by air or sea freight with complete export documentation including certificate of origin.
Yes — JHIMS ships nozzles and tappets worldwide, serving 2,456+ clients in 30+ countries. Contact our team with your destination for shipping options and transit times.
Commercial invoice, packing list, dimensional inspection certificate, material certificate and export documentation. Custom test reports available on request.
Clean the bore with approved solvents after each production run, inspect the aperture weekly for wear, and replace nozzles and tappets as matched pairs. Mirror-polished bores require minimal cleaning.
Yes — factory visits to our Shenzhen facility can be arranged within 1-2 weeks. Our CNC machining center and 100% inspection line can be reviewed on site.
Via phone (86-755) 86700443, WhatsApp or email [email protected] — our team typically replies within 12 working hours (Mon–Sat, 09:00–23:00 China Standard Time, UTC+8).
LEARNING CENTER
Knowledge Center — Expert Resources
Guides and case studies for precision dispensing and SMT consumables, written by JHIMS engineers — from component selection to production use.
Reference videos: How to Connect Dispensing Valve to Controller: Complete Wiring Guide (Step-by-Step)-JHIMS; JHIMS High-Speed Dispensing Machine: 30-Minute Mastery Tutorial – Part 1; JHIMS – Dual Head vs. Single Head Dispensing Machines: Which is Better?.
| Weight | 0.5 kg |
|---|---|
| Dimensions | 150 × 100 × 50 mm |
| Brand | JHIMS |
| Model | Nozzles & Tappet |
| Product Type | Dispensing valve parts (nozzles & strikers) |
| Material | Tungsten steel AF1 / Ceramic |
| Minimum Aperture | 0.025mm |
| Accuracy | ±0.001mm |
| Surface Roughness | Ra0.05 mirror-polished bore |
| Compatibility | Piezoelectric & pneumatic jet valve systems |
| Origin | Shenzhen, China |
| Warranty | 12 Months |