---
title: Jinglass Longitudinal Concave/Convex Bending Furnace
description: A flexible shaft bending furnace using Jinglass's patented spiral roller technology combined with a new generation of air nozzles, which the company states
canonical: https://glassmachines.net/machines/glass-tempering-furnaces/jinglass-longitudinal-bending-furnace/
language: en
country: GLOBAL
last_updated: 2026-08-28
---

# Jinglass Longitudinal Concave/Convex Bending Furnace

A flexible shaft bending furnace using Jinglass's patented spiral roller technology combined with a new generation of air nozzles, which the company states significantly reduces the longitudinal streak stress marks traditionally associated with flexible shaft bending.

## Key Specifications

| Specification | Value |
| --- | --- |
| Sizes in this series | 5 |

## Manufacturer

Jinglass (CN)

Request price and configuration: https://glassmachines.net/request-a-quote/?machine=jinglass-longitudinal-bending-furnace