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A LEADER IN CUSTOM POLYMER MATERIALS

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I. Deep Expertise: Customization Driving Multidisciplinary Development

The Sunlite Technology team has dedicated over two decades to the polymer materials domain, advancing through relentless innovation and practical experience. With a solid technical foundation and rich operational insights, we precisely address industry needs, crafting high-quality customized mixed rubber and one-stop solutions to empower global industries.

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Our products, like versatile technological catalysts, penetrate deeply into sectors such as drones, robotics, high-end electronics, power tools, construction & home furnishings, cables, rail transit, and automotive—serving as invisible engines driving industry progress. The company has invested in state-of-the-art production facilities, including 2 fully automated production lines for black mixed rubber, 1 production line for light-colored mixed rubber, and 1 dedicated production line for fluoroelastomer. With efficient collaborative operations, our annual production capacity exceeds 10,000 tons of various rubber compounds, establishing a robust industrial backbone through formidable productivity.

Meanwhile, Sunlite Technology adheres strictly to international environmental standards. Our products fully comply with the environmental requirements of major markets such as the US, Europe, and China, aligning precisely with strict regulations like RoHS, REACH, PAHS, and California Proposition 65. We deliver green, reliable material solutions to global clients, enabling them to navigate international markets with confidence.

II. Intelligent Precision: Automation Revolutionizing Mixed Rubber Production

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1. Smart Transformation Of The Production System

The introduction of energy-efficient, stable, and reliable fully automated integrated production systems ushers in a new era of mixed rubber manufacturing. The high-precision automated metering and batching system acts as a meticulous steward, scanning raw materials for entry and precisely controlling every input to ensure product consistency from the source. The fully automated mixing production lines operate at full capacity, advancing rapidly in quality and efficiency while leveraging technology for energy conservation and emissions reduction, contributing to sustainable development.
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2. Comprehensive Quality Inspection Support

We have built a full-chain inspection equipment matrix spanning raw material testing to formulation analysis, safeguarding the quality of mixed rubber. Every batch of raw materials undergoes rigorous "security checks" upon arrival, and formulation optimization relies on precise analysis. Through comprehensive, multi-level safeguards, we ensure every inch of mixed rubber meets the pinnacle of excellence.

III. Diverse Portfolio: A Showcase Of Custom Mixed Rubber Categories

1. NBR (Nitrile Butadiene Rubber): The Industrial All-Rounder

As a star in synthetic rubber, NBR is produced via copolymerization of butadiene and acrylonitrile, valued for its exceptional physical and chemical properties in industrial and civil applications. In automotive manufacturing, it forms seals and oil seals for critical components; in industrial hoses and cables, it withstands pressure and transmits energy; in rubber rollers and printing rollers, it ensures precise printing. It also appears in daily items like shoe soles, gloves, adhesive tapes, hoses, seals, and gaskets.

Physical Properties Overview:

- Hardness: 20–100 (JIS hardness range)
- Tensile Strength: 4.9–24.5 MPa
- Elongation at Break: 100–800%
- Service Temperature: -50 to 120℃
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2. NR (Natural Rubber): Nature’s Elastic Treasure

Derived from natural sources, NR’s Crystallization characteristics endows it with high strength, superior elasticity, and ductility. As a core material for tires, seals, and shock-absorbing components, it ensures transportation safety. In daily life, it enhances the comfort and durability of rubber gloves, sports balls, mats, protective gear, and shoe soles. In healthcare, it supports flexible manufacturing of IV tubes, breathing masks, artificial organs, and hemostatic bandages.

Physical Properties Overview:

- Hardness: 10–100
- Tensile Strength: 2.94–34.3 MPa
- Elongation at Break: 100–1000%
- Service Temperature: -75 to 90℃
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3. CR (Chloroprene Rubber): All-Round High-Performance Synthetic Rubber

Formed by polymerizing 2-chloro-1,3-butadiene, CR boasts outstanding physical-mechanical properties: high tensile strength, significant elongation, and reversible crystallinity, paired with excellent adhesion, aging resistance, heat/oil/chemical corrosion resistance, and weather/ozone resistance (second only to EPDM and butyl rubber). It excels in tires, heat-resistant conveyor belts, oil/chemical-resistant hoses, automotive parts, cable insulation, and building waterproofing sheets.

Physical Properties Overview:

- Hardness: 10–90
- Tensile Strength: 4.9–24.5 MPa
- Elongation at Break: 100–900%
- Service Temperature: -60 to 120℃
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4. EPDM (Ethylene Propylene Diene Monomer): The Chemically Stable Electrical Insulator

Copolymerized from ethylene, propylene, and a small amount of non-conjugated diene, EPDM features exceptional chemical stability (resistant to oxygen, ozone, heat, aqueous solutions, and polar solvents) and superior electrical insulation (resistant to corona discharge). It is critical for electrical insulation materials like cable sheaths and electronic component seals, widely used in automotive, construction, electronics, and aerospace industries.

Physical Properties Overview:

- Hardness: 30–90
- Tensile Strength: 4.9–19.6 MPa
- Elongation at Break: 100–1000%
- Service Temperature: -60 to 150℃
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5. SBR (Styrene Butadiene Rubber): The Intelligent Upgrade Of Natural Rubber

Synthesized via styrene-butadiene copolymerization, SBR mimics natural rubber in physical and processing properties but surpasses it in wear, heat, and aging resistance, as well as vulcanization speed. It enhances durability in traditional rubber products like tires and shoe soles.

Physical Properties Overview:

- Hardness: 30–100
- Tensile Strength: 2.45–29.4 MPa
- Elongation at Break: 100–800%
- Service Temperature: -60 to 100℃
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6. ACM (Acrylate Rubber): Guardian Of High-Temperature, Oil-Intensive Environments

Polymerized from acrylate monomers, ACM’s saturated main chain and polar ester side groups grant it "superpowers" of high-temperature, oil, and aging resistance. It thrives in harsh environments of automotive, chemical, and petroleum industries—high temperature/pressure, strong chemical corrosion—serving as indispensable protection for critical components.

Physical Properties Overview:

- Hardness: 40–90
- Tensile Strength: 6.86–11.7 MPa
- Elongation at Break: 100–600%
- Service Temperature: -60 to 150℃
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7. MVQ (Methyl Vinyl Silicone Rubber): The Extreme-Temperature Resistant Long-Life Rubber

With a silicon-based main chain and methyl/vinyl side chains, MVQ features a saturated structure for superior aging and chemical resistance. It operates seamlessly in extreme temperatures (-120 to 280℃), making it the top choice for aerospace, electronics, and other cutting-edge fields demanding ultimate reliability.

Physical Properties Overview:

- Hardness: 30–90
- Tensile Strength: 2.94–11.7 MPa
- Elongation at Break: 50–500%
- Service Temperature: -120 to 280℃
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8. FKM (Fluororubber): The Industrial Fireproof Champion

Copolymerized from fluorohydrocarbon and hydrogenated hydrocarbon, FKM is a high-performance fluoroelastomer renowned for resistance to high temperature, oil, chemicals, and ozone. It excels in aerospace, automotive, and chemical industries, serving as the ultimate protection in high-temperature/pressure and strongly corrosive environments.

Physical Properties Overview:

- Hardness: 50–90
- Tensile Strength: 6.86–19.6 MPa
- Elongation at Break: 100–500%
- Service Temperature: -50 to 300℃
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9. HNBR (Hydrogenated Nitrile Butadiene Rubber): The High-Performance Elastomer Masterpiece

Derived from NBR via hydrogenation, HNBR features saturated carbon-carbon double bonds, combining oil, heat, oxidation, chemical, and cold resistance with high strength and wear resistance. It supports advanced equipment in petrochemical, automotive, and other frontline industries.

Physical Properties Overview:

- Hardness: 60–80
- Tensile Strength: 20–28 MPa
- Elongation At Break: 150–380%
- Service Temperature: -50 to 200℃
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