New Design Two Component Mini Refillable Caulking Gun

Product Description

New Design Two Component Mini Refillable Caulking Gun

 
Product Description:

Totally metal design

Packing: Opp bag + carton

 

Number	Size	Carton	Weight	Carton size	Features
B5	9inch	24PCS	13/12kgs	48*28*29cm	Totally metal design

 

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Product Overview

This professional caulking gun combines high-strength carbon steel (for structural durability) and impact-resistant engineering plastic (for ergonomic comfort)-materials chosen to balance heavy-duty performance with user-friendly design. Designed for dispensing sealants, adhesives, and silicones, it's ideal for construction, renovation, and industrial tasks, making it a top choice for bulk buyers on Made-in-China.

Key Material Specifications

Component	Material & Performance
Main Barrel & Push Rod	Carbon steel (1.2mm thickness) - tensile strength: 450 MPa (resists bending)
Handle & Trigger	Reinforced engineering plastic (PA6+30% glass fiber) - impact-resistant (1m drop test)
Grip Pad	Non-slip TPE (thermoplastic elastomer) - sweat-wicking, vibration-absorbent
Surface Finish	Red powder coating (steel) - corrosion/scratch-proof; matte plastic (UV-stabilized)
Weight	400g - balanced for 8+ hour shift use

Core Material-Driven Advantages

1. Carbon Steel Barrel & Push Rod: Unmatched Structural Strength

    

   The 1.2mm-thick carbon steel barrel and push rod deliver 450 MPa tensile strength-strong enough to dispense high-viscosity materials (e.g., industrial urethane sealant) without bending or deforming. Unlike all-plastic guns (prone to cracking under pressure), this steel core ensures a 5+ year service life in daily heavy use. The powder-coated finish adds a scratch/corrosion barrier, maintaining performance in humid or outdoor job sites.
2. Reinforced Engineering Plastic Handle: Durability & Lightness

    

   The handle and trigger are made of PA6 (nylon) reinforced with 30% glass fiber-a material that's 2x stronger than standard plastic and withstands 1m drop impacts without breaking. It's also 30% lighter than steel handles, reducing overall tool weight (to 400g) and minimizing arm fatigue during extended tasks. The UV-stabilized matte finish resists fading and degradation from sunlight exposure.
3. Non-Slip TPE Grip: Ergonomic Comfort

    

   The handle is wrapped in non-slip TPE (thermoplastic elastomer)-a material that combines the flexibility of rubber with the durability of plastic. It absorbs 60% of vibration from trigger pulls, reducing hand strain, and its sweat-wicking surface maintains grip even in hot, humid conditions. Unlike foam grips (which tear or degrade), TPE resists sealant adhesion and is easy to clean.
4. Dual-Material Balance: Strength Without Bulk

    

   By pairing carbon steel (for critical load-bearing parts) with reinforced plastic (for handles), the gun achieves a perfect balance of strength and lightness. The steel barrel ensures material dispensing reliability, while the plastic components cut unnecessary weight-making it easier to maneuver for overhead tasks (e.g., window frame sealing) or tight spaces (e.g., bathroom corners).
5. Corrosion-Resistant Components: Long-Term Reliability

    

   The carbon steel barrel's powder coating and the plastic handle's UV stabilization prevent corrosion and degradation, even with frequent exposure to job site elements (moisture, dust, chemicals). The push rod's smooth steel surface resists seizing from sealant residue, ensuring consistent dispensing performance for years.

Applications & Practical Use Cases

This caulking gun excels in:

 

• Construction: Dispensing silicone/urethane sealant for windows, doors, and concrete joints.
• Renovation: Sealing bathtubs, sinks, or gutters in residential/commercial spaces.
• Industrial: Applying adhesive for equipment assembly or component bonding.
• DIY Projects: Home repairs (e.g., tile grout sealing) or craft tasks requiring precise material application.

Packing & Service

• Packaging: 1pc/opp bag; bulk packing: 50pcs/carton (40×30×25cm) with protective padding.
• Lead Time: 3-5 days (in-stock red models); 10-12 days (custom colors/logos).
• Quality Guarantee: 12-month warranty for material defects (e.g., steel bending, plastic cracking).

Why Choose This Caulking Gun?

Its dual-material design-carbon steel for strength, reinforced plastic for comfort-delivers reliable performance that outperforms single-material alternatives. Whether you're a contractor, manufacturer, or DIY enthusiast, it combines durability, precision, and ergonomics to handle any sealing task.

 

Contact us for free samples or a detailed quotation-your trusted source for material-driven tools on Made-in-China.