Technical Center

How to Prevent Surface Defects in Eyeglass Frame Injection Molding

3 Sep at 6:00 pm

Surface quality is important in eyeglass frame injection molding. Black specks, silver streaks, flow marks, burn marks, weld lines, and warping can affect the appearance and fit of a…

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Haichen eyeglasses frame injection molding machine

How to Reduce Per-Unit Cost in Eyeglass Frame Injection Molding?

2 Sep at 6:00 pm

In the eyewear industry, the difference between profit and loss often comes down to one number: your eyeglass frame injection molding cost. Every fraction of a cent matters. Your material costs,…

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Plastic Spectacles Frame Injection Molding Machine

How to Choose a Plastic Eyeglass Frame Injection Machine: Key Parameters and Purchasing Guide?

1 Sep at 6:00 pm

The global demand for plastic eyeglass frames continues to grow. More people need vision correction. Fashion trends also drive frame consumption. For eyewear manufacturers, choosing the right plastic spectacles frame injection…

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Injection Molding Machine for Eyeglass Frames: New vs Used

31 Aug at 6:00 pm

Choosing an injection molding machine for eyeglass frames? Compare new vs used options and learn why new saves you money and avoids downtime. The business plan is ready. The designs…

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How to Prevent Eyeglass Frame Warping After Injection Molding

31 Aug at 6:00 pm

Eyeglass frame warping is a common problem in plastic injection molding. A frame may look correct when it comes out of the mold, but then bend or change shape after…

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Haichen eyeglass frames injection molding machine

Single-Color vs. Two-Color Injection Molding Machine – Which One Makes Your Eyeglass Frames More Competitive?

30 Aug at 6:00 pm

You run an eyewear factory. You know single-color frames sell. But you also see competitors launching dual-tone and gradient frames that look more premium and command higher prices. The question…

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loading injection molding machine to container

Process of loading injection molding machines into containers:key steps from factory to container

30 Aug at 6:00 pm

The process of loading injection molding machines includes preliminary preparations, rust prevention, booking confirmation and container loading schedule, precise lifting, and professional securing. Last week, our Haichen loaded a 1*40HQ…

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Energy-Saving Eyeglass Frame Injection Molding Machine: How Servo-Hydraulic Technology Cuts Electricity Costs by 30%-60%

29 Aug at 6:00 pm

Electricity costs are a major expense for eyeglass frame, plastic spectacles frame manufacturers. Plastic eyeglass frame making machines run continuously during production shifts. The machine motor consumes power throughout each…

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Eyeglass Frame Injection Tonnage: 110T vs 180T vs 230T

28 Aug at 6:00 pm

When it comes to injection molding machine selection for plastic eyeglass frames, one question comes up more than any other: what eyeglass frame injection tonnage do I actually need? Plastic eyeglass…

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How Are Plastic Aquarium Plants Made by Injection Molding?

27 Aug at 6:00 pm

Plastic aquarium plants add color and shape to aquariums. Unlike real plants, they do not need light, soil, or daily care. However, making these plastic plants still needs a good…

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artificial plant injection molding production line

Single-Color vs. Two-Color vs. Three-Color – Which Artificial flowers Machine Supplier Should You Choose?

26 Aug at 6:00 pm

You are sourcing an injection molding machine for artificial flowers. You know you need something that handles thin walls and multiple colors. But you are not sure whether a single-color,…

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Artificial Christmas Tree Injection Molding Machine Selection: Tonnage, Shot Size, and Two-Color Guide

25 Aug at 6:00 pm

Artificial plant manufacturers face a critical equipment decision. A general-purpose injection molding machine cannot produce thin-walled petals, detailed leaf veins, or two-color flower components without defects. Short shots, flash, warpage,…

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