Products Description
B45 Series Structural Thermodynamic Shroud with Kinetic Shielding
Industrial-grade engine housing module featuring optimized caloric dissipation geometry for professional 45cc powerheads.
Brush cutter B45 Cylinder cover
The B45 thermodynamic engine shroud is a vital structural protective component purpose‑engineered for thermal and environmental shielding of high‑performance power engines. Constructed with high‑rigidity stamped metal substrate and premium anti‑oxidation coating, it performs dual functional duties: channeling high‑velocity cooling airflow across cylinder fins while delivering rigid mechanical shielding against flying debris and external impact.
Precision-calibrated to sustain optimal engine thermal equilibrium, the shroud effectively eliminates component thermal deformation under prolonged high‑RPM commercial landscaping workloads.


Technical Profiles & Materials
Stamped Alloy-Steel Chassis: The shroud is engineered from a specialized high-tensile steel matrix, providing superior impact resistance and absolute structural immunity to thermal-induced expansion.
Caloric Flow Optimization: Features a precision-contoured internal aerodynamic geometry, designed to streamline air induction from the fan assembly and maximize heat extraction from the cylinder surface.
Electrostatic Powder Coating: The exterior undergoes an advanced electro-chemical finishing process, creating a high-visibility barrier that remains stable against chemical erosion and UV-induced oxidation.
Technical Specifications
| ITEM | DETAILS |
| Type | Engine Thermal Shroud / Housing |
| Application | Brush Cutter B45 / 45cc Powerheads |
| Code | 0207114 |
| Material | Stamped Alloy Steel / High-Gloss Finish |
| Protective Grade | Industrial-Grade Kinetic Shielding |
| Brand Name | SeaSummer |
| Surface Protocol | Anti-Corrosion Powder Coating |
| Delivery Time | 30 Days |
| Packaging | Cardboard packaging |
Products Application

Intensive Commercial Landscaping
Engineered for extended high-load municipal maintenance cycles, the shroud maintains the engine's ideal thermal operating range, preventing overheating and sustaining maximum performance during large-area vegetation clearance tasks.

Commercial Forestry Undergrowth Thinning
Tailored for certified arborists working in dense, rugged terrain, its rigid all‑metal construction shields critical engine architecture from impact trauma induced by falling limbs and heavy brush, substantially minimizing equipment downtime and recurrent maintenance workload.

OEM-Level Equipment Refurbishment
A core maintenance part for professional tool repair facilities. Precisely engineered to B45 specifications, it serves as a high-quality direct replacement, recovering factory-calibrated cooling efficiency and original finished appearance of professional power tools.
Quality and Craftsmanship Details



Products Package

About Us
As a premier garden machinery parts supplier, Jiaxing Norsun Trading Co., Ltd. bridges global distributors with over 100 vetted China manufacturers. We streamline your B2B supply chain through strict quality control, flexible production, and factory-direct wholesale pricing. Partner with us for reliable, high-volume sourcing of precision-engineered outdoor power equipment components.
Trusted Partnership Power
YOUR PROFESSIONAL ONE-STOP SOURCE
FOR 10000+ OUALITY PARTS
Verified Factory Excellence
BACKED BY 200+ TRUSTED FACTORY PARTNERS
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FAQ
Q: Are you an impartial industrial components dealer or a direct China water pump factors factory?
A:We are a direct, ISO9001-certified engineering water pump components manufacturing facility and precision fluid-control factor manufacture exporter primarily based in China. We function our personal cleanroom injection molding bays, computerized ultrasonic welding arrays, computerized hydraulic stress check stations, and clean-room packaging lines, passing direct-factory wholesale price financial savings straight to your element procurement margins.
Q: Can your manufacturing unit furnish full certification forms for food-contact or consuming water compliance?
A: Yes, absolutely. For food, beverage, or scientific applications, our manufacturing unit makes use of one hundred percent virgin, un-recycled polypropylene resins accompanied by means of fabric traceability certificates. We mechanically furnish B2B purchasers with complete FDA compliance documentation, NSF-grade compound declarations, and RoHS/REACH chemical protection screening sheets to make certain clean clearance thru worldwide customs.
Q: Do you provide customization picks for distinctly corrosive fluids like sturdy acids or ozone?
A: Yes, we are a thoroughly succesful OEM/ODM supplier. For aggressive chemical or ozone environments, we can improve the 12x26.5mm valve configuration in our factory: substituting the general PP housing with top class PVDF (Fluoropolymer) and changing any steel springs with Hastelloy or whole springless gravity-ball architecture, making sure final chemical resistance.
Q: How do we impervious a pattern batch to execute computerized lifecycle and burst-pressure testing?
A: We relatively inspire complete laboratory contrast earlier than logging mass grant agreements. We can ship a pattern lot of 5-10 gadgets of our inventory 12x26.5mm take a look at valves for assessment (setup costs and DHL/FedEx air freight apply). Once the factors pass by your inner lifecycle verification and a formal wholesale quantity manufacturing contract or container run is locked in, the sampling charges are a hundred percent credited returned to your industrial balance.
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