Thermal Insulation Materials
Glass wool, rock wool, rubber and plastic sponge, polyurethane and phenolic insulation materials for buildings, HVAC, pipelines and cold storage.
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Product Systems
Complete Building Materials Supply
Waterproof Materials
TPO, PVC, HDPE, SBS, waterproof breathable membrane and EPDM waterproof membrane for building and infrastructure waterproofing.
›Steel Structure & Panels
Steel structure processing, H-beam, C-beam and color steel sandwich panels for warehouses, workshops and prefab buildings.
›About Company
Built for Overseas Project Procurement
Jinsimai supports overseas customers with one-stop product supply, customized specifications, export-grade packaging, complete documents and full-process service.
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Production Capability with Full-Process Quality Control
The company operates standardized production bases covering insulation materials, waterproof materials, steel structure and color steel sandwich panels.
›Applications
Solutions by Project Scenario
Roof Waterproofing
Underground Waterproofing
HVAC & Pipeline Insulation
Cold Storage & Cold Chain
Prefabricated Buildings
We promise to find the right product for you
Our Hot Sale Products
01
Thermal insulation material
Glass Wool Blanket
Our foil faced glass wool blanket is formaldehyde-free A-class fireproof inorganic thermal & acoustic insulation material, manufactured from quartz sand and eco resin. Available in plain, aluminum foil faced and non-woven fabric faced types, featuring low thermal conductivity, good sound absorption, hydrophobic and anti-corrosion performance. Custom density, thickness and size to fit HVAC pipelines, building roof, partition wall, KTV and industrial equipment insulation projects.
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Rubber and Plastic Board
Rubber and plastic board is closed-cell NBR/PVC foam insulation with B1 flame retardant grade and RoHS certification. Low water absorption, good thermal preservation and vibration damping, fiber-free and easy cutting. Widely used for air conditioning, cold storage, interior sound insulation and industrial equipment insulation with customizable thickness and foil options.
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Polyurethane Board
PU rigid foam board is closed-cell polyurethane insulation with high R-value and excellent waterproof property. Available in B1/B2 fire grade, lightweight & high compression resistance. Widely used for building exterior wall, roof, cold storage and HVAC insulation with customizable specifications.
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Rock Wool Blanket
Rock wool blanket is A1 fireproof flexible inorganic insulation made from basalt. Available in plain, aluminum foil faced and hydrophobic grades, featuring high temperature resistance up to 700℃, corrosion proof and excellent low-frequency noise reduction. Easy cutting & wrapping, widely used for industrial high-temperature equipment, steam pipelines and steel structure thermal & fire insulation with customizable density and dimensions.
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02
Steel Structure Engineering
H-Beam
Our H-beam covers hot rolled HW/HM/HN & custom welded types per GB/T11263, available in Q235B, Q355B and high-strength Q420/Q460. Supporting CNC cutting, welding, shot blasting and anti-rust painting, these high-seismic structural beams are widely used for factory frame, high-rise, bridge and municipal engineering with stock & customized delivery.
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C-Beam
C-Beam is cold-formed lipped channel per GB/T6725-2017, standard Q235B/Q355B plus custom weathering & stainless steel grades. Multiple anti-corrosion treatments and CNC punching service, widely used for factory roof/wall purlin and PV support construction.
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Steel Structure Material Processing
We provide full one-stop steel deep processing service including precision cutting, punching, forming, automatic welding and diversified anti-corrosion finishing. Available for carbon steel, low temp & weathering steel, finished prefab components fit industrial, PV support and municipal construction with export packaging.
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Color Steel Rock Wool Sandwich Panel
Made per GB/T23932, our color steel sandwich panel uses color coated steel with four core choices: A1 fireproof rock wool/glass wool, low heat-conductivity PU and economical EPS. Multiple thickness & coating options, waterproof & quick-install for industrial enclosure, cold room and fire separation construction.
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03
Waterproof Material
Reinforced TPO
Type P reinforced TPO waterproof membrane with embedded polyester reinforcement grid, halogen-free eco formula, outstanding dimensional stability and UV resistance. Matched with homogeneous TPO for full roof system, widely used in large-span steel building and photovoltaic roof waterproof engineering.
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SBS Waterproof Membrane
Conforming to GB 18242-2008, SBS modified bitumen membrane has three variants: polyester base, fiberglass base and self-adhesive type. Optimized by SBS elastomer modification, it boasts excellent temperature stability, crack resistance and inherent self-healing property, available for hot melt or cold self-adhesive construction, widely used in roof, underground and municipal waterproof projects.
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Reinforced PVC
P-Type glass fiber reinforced PVC waterproof membrane complies with GB 12952-2011 with optional FM wind uplift certification. Three-layer co-extruded embedded glass fiber grid delivers ultra-stable dimension and outstanding wind resistance, exclusively optimized for mechanical fixed single-ply roofing. Matched with H-type homogeneous PVC for full roof waterproof system, widely used on large steel buildings, BIPV roofs and aged roof renovation.
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HDPE Geomembrane
HDPE geomembrane complies with GB/T17643-2011, made of virgin HDPE plus anti-UV additives. Three mainstream styles: smooth, textured, composite geomembrane, featuring superb impermeability & corrosion resistance for landfill, pond, reservoir and municipal anti-seepage projects.
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QCFull-Process Inspection
Why Choose Us
Common Procurement Concerns
Factory Direct Supply
Self-production and self-sale, eliminating middlemen, high cost performance and competitive prices.
Custom Specifications
Customized formulas and specifications according to the climate and building standards of different countries.
Export-Grade Packaging
Moisture-proof, shock-proof and sea-transport packaging for long-distance delivery.
Complete Documents
Complete set of test reports, qualification certifications and certificates of origin.
We Promise To Find You The Right Equipment
Latest News And Events
Upgraded PU & Phenolic Thermal Insulation Boards | Tianjin Jinsimai Supplies Fireproof Energy-Saving Materials for Global Zero Carbon Construction & Public HVAC Projects
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B1 Closed-Cell Rubber Insulation Pipe Manufacturer | Jinsimai Xiaolong – Energy-Saving Thermal Insulation for HVAC Systems Worldwide
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May Building Materials Industry Prosperity Rises Month-on-Month, Demand for Fireproof Thermal Insulation Segments Expands Steadily
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