{"id":4665,"date":"2025-10-28T09:08:48","date_gmt":"2025-10-28T09:08:48","guid":{"rendered":"https:\/\/juyuans.com\/?p=4665"},"modified":"2025-10-28T09:09:12","modified_gmt":"2025-10-28T09:09:12","slug":"refrigerator-plastics-guide-performance-cost-supply","status":"publish","type":"post","link":"https:\/\/juyuans.com\/ru\/refrigerator-plastics-guide-performance-cost-supply\/","title":{"rendered":"Refrigerator Plastics Guide: Performance, Cost & Supply"},"content":{"rendered":"

In the home appliance industry chain, the manufacturing of plastic parts for refrigerators is an underestimated \"systematic project\".<\/span><\/p>\n

From the exterior panel to the internal sliding box, from the shelf support to the bottom structure, every plastic component directly affects the overall quality, energy consumption performance and service life of the entire machine.<\/span><\/p>\n

For injection molded parts manufacturers, how to strike a balance among performance, cost and supply stability has become the core of competition.<\/span><\/p>\n

\"Refrigerator<\/p>\n

 <\/p>\n

I. The Industrial Panorama of Plastic Components for Refrigerators: Seemingly simple, but actually complex<\/span><\/h1>\n

 <\/p>\n

In the manufacturing process of refrigerators, plastic components account for approximately 40% to 60% of the materials used in the entire machine.<\/span><\/p>\n

These parts may seem ordinary, but they play crucial roles such as supporting structures, heat insulation protection, appearance decoration, and sealing functions.<\/span><\/p>\n

Typical plastic components include:<\/span><\/p>\n

\u00a0 \u30fbInner liner and door body lining:<\/strong> High gloss, cold resistance, and food contact safety are required.<\/span><\/p>\n

\u00a0 \u30fbDoor body panel and decorative strips:<\/strong> The appearance should be stable, scratch-resistant and UV-resistant.<\/span><\/p>\n

\u00a0 \u30fbSliding boxes and shelves:<\/strong> High impact resistance and dimensional stability are required.<\/span><\/p>\n

\u00a0 \u30fbBase, casters, air duct components:<\/strong> High strength and chemical resistance are required;<\/span><\/p>\n

\u00a0 \u30fbSmall parts such as seals and brackets:<\/strong> Both flexibility and processability are required.<\/span><\/p>\n

The materials and processing techniques used for different components vary significantly, corresponding to completely different material selection logics.<\/span><\/p>\n

 <\/p>\n

Ii. Analysis of Mainstream Materials for Refrigerator Plastics<\/span><\/h1>\n

 <\/p>\n

1. HIPS (high impact polystyrene) - main material for inner liner<\/span><\/strong><\/p>\n

Characteristics:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>High gloss, good fluidity, and low molding shrinkage rate;<\/span><\/p>\n

\u00a0 \u30fb<\/strong>It has excellent low-temperature toughness and is not prone to cracking.<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Antibacterial agents, flame retardants and food-grade formulas can be added.<\/span><\/p>\n

Advantages:<\/span><\/strong><\/p>\n

\u2705 Smooth surface, suitable for vacuum forming or injection molding;<\/span><\/p>\n

\u2705 Affordable cost, suitable for large-scale production;<\/span><\/p>\n

\u2705 Can be blended with ABS to enhance strength and heat resistance.<\/span><\/p>\n

Application:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>Inner liner of the refrigerator<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Inner lining of the freezer<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Internal partition components<\/span><\/p>\n

Common Problems and Solutions:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Question \u3011 Low-temperature brittle cracking \u2192 Select high-rubber-content modified HIPS<\/span><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Question \u3011 High-gloss surface shrinkage \u2192 Optimize fluidity and molding temperature<\/span><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Problem \u3011 Unpleasant smell during installation \u2192 Use of low-VOC grade materials<\/span><\/p>\n

 <\/p>\n

2. ABS (acrylonitrile butadiene styrene)<\/a> - the balancer of strength and appearance<\/span><\/strong><\/p>\n

Characteristics:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>It has excellent comprehensive mechanical properties.<\/span><\/p>\n

\u00a0 \u30fb<\/strong>The surface can be electroplated or painted.<\/span><\/p>\n

\u00a0 \u30fb<\/strong>It has both rigidity and toughness.<\/span><\/p>\n

Advantages:<\/span><\/strong><\/p>\n

\u2705 impact-resistant, easy to process, colorable;<\/span><\/p>\n

\u2705 Blending with PMMA and ASA can enhance surface appearance or weather resistance;<\/span><\/p>\n

\u2705 is suitable for medium and high-strength components such as door linings, drawers, and structural brackets.<\/span><\/p>\n

Application:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>Inner lining of the refrigerator door<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Drawer guide rail<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Supporting structural components<\/span><\/p>\n

Common Problems and Solutions:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Question \u3011 Mold sticking \u2192 Select modified materials with low residual stress<\/span><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Question \u3011 Color difference fluctuation \u2192 A highly stable masterbatch system is required<\/span><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Problem \u3011\u00a0 Insufficient low-temperature impact resistance \u2192 Use rubber reinforcement or ABS\/PP blends<\/span><\/p>\n

 <\/p>\n

3. PP (polypropylene)<\/a> - representative of lightweight<\/span><\/strong><\/p>\n

Characteristics:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>Low density and good chemical resistance;<\/span><\/p>\n

\u00a0 \u30fb<\/strong>The cost advantage is obvious;<\/span><\/p>\n

\u00a0 \u30fb<\/strong>It has relatively high thermal stability.<\/span><\/p>\n

Advantages:<\/span><\/strong><\/p>\n

\u2705 toughness can be enhanced by copolymerization or rubber modification;<\/span><\/p>\n

\u2705 is suitable for forming push-pull boxes and shelf parts with complex structures;<\/span><\/p>\n

\u2705 can be reinforced with glass fiber to enhance rigidity.<\/span><\/p>\n

Application:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>Sliding box, drawer<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Base, air duct support<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Sealing cover assembly<\/span><\/p>\n

Common Problems and Solutions:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Question \u3011 Brittle at low temperatures \u2192 Use an impact-resistant PP copolymer system<\/span><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Question \u3011 Shrinkage deformation \u2192 Improvement through molding control and glass fiber reinforcement<\/span><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Question \u3011 Static dust accumulation \u2192 Use anti-static modified PP<\/span><\/p>\n

 <\/p>\n

4. ASA\/PMMA-ABS blend - for high-end appearance parts<\/span><\/strong><\/p>\n

Characteristics:<\/span><\/strong><\/p>\n

\u00a0 \u30fbASA:<\/strong> UV-resistant, weather-resistant, and color-stable;<\/span><\/p>\n

\u00a0 \u30fbPMMA-ABS:<\/strong> Balancing high gloss and impact resistance.<\/span><\/p>\n

Advantages:<\/span><\/strong><\/p>\n

\u2705 has an excellent appearance and high gloss;<\/span><\/p>\n

\u2705 anti-aging, not prone to fading;<\/span><\/p>\n

\u2705 is suitable for high-end refrigerator door panels and decorative strips.<\/span><\/p>\n

Application:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>Outer panel of the door<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Decorative mask<\/span><\/p>\n

\u00a0 \u30fb<\/strong>LOGO decorative piece<\/span><\/p>\n

Common Problems and Solutions:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Question \u3011 Injection molding flow marks \u2192 High fluidity grade required;<\/span><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Question \u3011 Ultraviolet aging discoloration \u2192 Select UV-stabilized formula;<\/span><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Problem \u3011 High cost \u2192 Adopt an ASA\/ABS blend solution to reduce costs.<\/span><\/p>\n

 <\/p>\n

5. PA\/PBT - a powerful carrier of structural and functional components<\/span><\/strong><\/p>\n

Characteristics:<\/span><\/strong><\/p>\n

\u00a0 \u30fbPA:<\/a><\/strong> Strong toughness, wear-resistant and oil-resistant;<\/span><\/p>\n

\u00a0 \u30fbPBT:<\/a><\/strong> High rigidity, dimensional stability, and low water absorption rate.<\/span><\/p>\n

Advantages:<\/span><\/strong><\/p>\n

\u2705 Suitable for high-stress components;<\/span><\/p>\n

\u2705 Can be glass-fiber reinforced or flame-retardant modified;<\/span><\/p>\n

\u2705 High heat deflection temperature, resists deformation.<\/span><\/p>\n

Application:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>Compressor bracket<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Air duct housing<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Base, casters<\/span><\/p>\n

Common Problems and Solutions:<\/span><\/strong><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Question \u3011 Water absorption deformation \u2192 Select low hygroscopic modified PA;<\/span><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Question \u3011 Warping \u2192 Reinforcement with glass fiber short-cutting;<\/span><\/p>\n

\u00a0 \u30fb<\/strong>\u3010 Problem \u3011\u00a0 High cost \u2192 Partial substitution to PBT or PA\/PP blending solutions.<\/span><\/p>\n

 <\/p>\n

Iii. Practical Challenges for Manufacturers<\/span><\/h1>\n

 <\/p>\n

Even if they are familiar with plastic systems, manufacturers still often encounter:<\/span><\/p>\n

\u00a0 \u30fb<\/strong>The differences in processing Windows among different materials (temperature, mold venting, demolding force);<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Batch instability leads to color difference and warping.<\/span><\/p>\n

\u00a0 \u30fb<\/strong>International brand materials are experiencing price hikes and unstable supply periods.<\/span><\/p>\n

\u00a0 \u30fb<\/strong>The development cycle of new materials is long and the testing cost is high.<\/span><\/p>\n

Therefore, a truly high-quality supply chain partner is not merely a seller of raw materials but also a \"solution provider\".<\/span><\/p>\n

 <\/p>\n

Iv. Our Juyuans Solution: From Materials to Applications<\/span><\/h1>\n

 <\/p>\n

As a material supplier that has long served the plastic supply chain for home appliances, we are well aware of every link in the manufacturing end.<\/span><\/p>\n

We offer<\/span><\/p>\n

\u2705 Specialized formula systems for different parts:<\/strong> such as high-gloss HIPS, impact-resistant ABS, low-temperature PP modified materials;<\/span><\/p>\n

\u2705 Stable batch control and color difference management;<\/strong><\/span><\/p>\n

\u2705 Low VOC\/low odor material system, in compliance with RoHS & REACH standards;<\/strong><\/span><\/p>\n

\u2705 Domestic alternative to international brand solutions,<\/strong> can replace LG, SABIC, Chi Mei, Toray, etc.<\/span><\/p>\n

\u2705 Rapid sample supply and technical support services<\/strong> to assist customers in achieving seamless transition from development to mass production.<\/span><\/p>\n

At the same time, we also assist customers in optimizing:<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Material selection;<\/span><\/p>\n

\u00a0 \u30fb<\/strong>The injection temperature is matched with the mold.<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Suggestions for optimizing product structure<\/span><\/p>\n

\u00a0 \u30fb<\/strong>Compliance support for export markets.<\/span><\/p>\n

 <\/p>\n

V. Future Trends of Plastic Parts for Refrigerators<\/span><\/h1>\n

 <\/p>\n

1. Lightweight and energy-saving design<\/span><\/strong><\/p>\n

Use high-rigidity modified PP or microfoaming materials to reduce the energy consumption and material usage of the entire machine.<\/span><\/p>\n

2. Applications of recyclable and renewable materials<\/span><\/strong><\/p>\n

Bio-based and recyclable ABS\/HIPS have begun to enter high-end refrigerator components.<\/span><\/p>\n

3. Appearance and touch upgrade<\/span><\/strong><\/p>\n

From high gloss, metallic texture to skin-like feel and matte surface, material aesthetics is becoming a differentiating competitive point.<\/span><\/p>\n

4. Domestic substitution continues to deepen<\/span><\/strong><\/p>\n

Domestic brands have achieved performance parity or even surpassing in fields such as home appliance grade ABS, PP copolymer materials, and ASA.<\/span><\/p>\n

 <\/p>\n

Vi. Conclusion<\/span><\/h1>\n

 <\/p>\n

The competition among plastic parts of refrigerators has never been about \"whose plastic is cheaper\".<\/span>
\nRather, it is about \"who can make performance more stable, production smoother and delivery more reliable\".<\/span><\/p>\n

We understand the true needs of every manufacturer<\/span>
\nFrom formula to molding, from environmental protection to cost,<\/span>
\nEvery plastic particle is related to the rhythm of the production line and the quality of the brand.<\/span><\/p>\n

If you are looking for a long-term partner in home appliance grade plastics,<\/span>
\nWe are willing to help each of your products go further with our professional formula system and rapid response service.<\/span><\/p>","protected":false},"excerpt":{"rendered":"

In the home appliance industry chain, the manufacturing of plastic parts for refrigerators is an underestimated \"systematic project\". From the exterior panel to the internal sliding box, from the shelf support to the bottom structure, every plastic component directly affects the overall quality, energy consumption performance and service life of the entire machine. For injection […]<\/p>\n","protected":false},"author":1,"featured_media":4666,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-4665","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"jetpack_featured_media_url":"https:\/\/juyuans.com\/wp-content\/uploads\/2025\/10\/Refrigerator-Plastics-Guide.jpg","_links":{"self":[{"href":"https:\/\/juyuans.com\/ru\/wp-json\/wp\/v2\/posts\/4665","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/juyuans.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/juyuans.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/juyuans.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/juyuans.com\/ru\/wp-json\/wp\/v2\/comments?post=4665"}],"version-history":[{"count":1,"href":"https:\/\/juyuans.com\/ru\/wp-json\/wp\/v2\/posts\/4665\/revisions"}],"predecessor-version":[{"id":4667,"href":"https:\/\/juyuans.com\/ru\/wp-json\/wp\/v2\/posts\/4665\/revisions\/4667"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/juyuans.com\/ru\/wp-json\/wp\/v2\/media\/4666"}],"wp:attachment":[{"href":"https:\/\/juyuans.com\/ru\/wp-json\/wp\/v2\/media?parent=4665"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/juyuans.com\/ru\/wp-json\/wp\/v2\/categories?post=4665"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/juyuans.com\/ru\/wp-json\/wp\/v2\/tags?post=4665"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}